Katerina Christopoulos, MD, MPH
Professor
Medicine
School of Medicine

Academic Focus: Linkage and retention in HIV care; HIV testing in the emergency department and other acute medical care settings; acute HIV infection; quality of HIV care delivery; implementation science.

Education & Training

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• T32 Fellowship (HIV Research) Division of HIV/AIDS, SFGH, UCSF 08/2010
• Infectious Diseases Fellowship Columbia University Medical Center 06/2008
• Internal Medicine Residency Massachusetts General Hospital 06/2006
• MD Medicine Columbia College of Physicians and Surgeons 05/2003
• MPH Public Health Columbia Mailman School of Public Health 05/2003

Grants and Projects

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• Understanding Patient, Provider, and Systems Stakeholder Attitudes and Preferences to Optimize Implementation of Long-Acting Injectable Antiretrovirals and Maximize Clinical and Public Health Impact, NIH, 2020-2024
• Development and Validation of a Multidimensional Index of Engagement in HIV Care, NIH, 2013-2020
• Seek, Test, Treat and Retain strategies leveraging mobile health technologies, NIH, 2011-2017
• Optimizing Rapid and Full Engagement in Care for Persons with Newly Diagnosed HIV, NIH, 2010-2015

Publications (123)

Top publication keywords:
Emergency Service, HospitalViremiaDangerous BehaviorAppointments and SchedulesText MessagingVulnerable PopulationsHIV InfectionsCell PhoneContinuity of Patient CarePre-Exposure ProphylaxisAnti-HIV AgentsSocial StigmaPatient Acceptance of Health CareViral LoadPatient Participation

• Acceptability of Long-Acting Injectable Antiretroviral Therapy Among People with HIV Receiving Care at Three Ryan White Funded Clinics in the United States.
  AIDS and behavior 2024 Erguera XA, Koester KA, Diaz Tsuzuki M, Dance KV, Flores R, Kerman J, McNulty MC, Colasanti JA, Collins LF, Montgomery ET, Johnson MO, Sauceda JA, Christopoulos KA
• Identifying Implementation Determinants and Strategies for Long-Acting Injectable Cabotegravir-Rilpivirine in People with HIV Who Are Virally Unsuppressed.
  Journal of acquired immune deficiency syndromes (1999) 2024 Hickey MD, Grochowski J, Mayorga-Munoz F, Oskarsson J, Imbert E, Spinelli M, Szumowski JD, Appa A, Koester K, Dauria EF, McNulty M, Colasanti J, Havlir DV, Gandhi M, Christopoulos KA
• The Association of HIV Control and Immunosuppression With Risk of Non-AIDS-Defining Cancer Risk Among Patients on Antiretroviral Therapy.
  Journal of acquired immune deficiency syndromes (1999) 2024 Dickey BL, Yanik EL, Thompson Z, Burkholder G, Kitahata MM, Moore RD, Jacobson J, Mathews WC, Christopoulos KA, Fleming J, Napravnik S, Achenbach C, Coghill AE
• Differences in internalized HIV stigma across subpopulations of people living with HIV in care across the US.
  AIDS (London, England) 2024 Drumright LN, Johnson MO, Mayer KH, Christopoulos K, Cachay E, Crawford TN, Whitney BM, Dai M, Ruderman SA, Mixson LS, Keruly JC, Chander G, Saag MS, Kitahata MM, Moore RD, Lwillig A, Eron JJ, …
• 1585. The Annual Cost per Newly Virally-Suppressed Person with HIV in Those Starting Long-Acting Injectable Antiretroviral Therapy with Detectable Viremia in a Safety-Net Clinic in San Francisco.
  Open Forum Infectious Diseases 2023 Elliot Marseille, Ryan Walker, Jon Oskarsson, Janet Grochowski, Matt Hickey, Elizabeth V Imbert, John Szumowski, Kimberly Koester, Mollie Smith, Tor Neilands, Mallory Johnson, John Sauceda, Elizabeth …

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• Viral Suppression Trajectories Destabilized After Coronavirus Disease 2019 Among US People With Human Immunodeficiency Virus: An Interrupted Time Series Analysis.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2023 Spinelli MA, Christopoulos KA, Moreira CV, Jain JP, Lisha N, Glidden DV, Burkholder GA, Crane HM, Shapiro AE, Jacobson JM, Cachay ER, Mayer KH, Napravnik S, Moore RD, Gandhi M, Johnson MO
• Assessing readiness to implement long-acting injectable HIV antiretroviral therapy: provider and staff perspectives.
  Implementation science communications 2023 Koester KA, Colasanti JA, McNulty MC, Dance K, Erguera XA, Tsuzuki MD, Johnson MO, Sauceda JA, Montgomery E, Schneider J, Christopoulos KA
• African American/Black race, apolipoprotein L1 , and serum creatinine among persons with HIV.
  AIDS (London, England) 2023 Shelton BA, Sawinski D, Peter I, Maclennan PA, Pelletier NF, Nadkarni G, Julian B, Saag M, Fatima H, Crane H, Lee W, Moore RD, Christopoulos K, Jacobson JM, Eron JJ, Kumar V, Locke JE
• The Brief Human Immunodeficiency Virus (HIV) Index: A Rapid 3-Item Scale to Measure Engagement in HIV Care.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2023 Sauceda JA, Lisha NE, Ludwig-Barron N, Salazar J, Dilworth SE, Johnson MO, Christopoulos KA, Koester KA, Moore RD, Mayer KH, Fredericksen RJ, Mugavero MJ, Neilands TB
• The Rapid interaction: a qualitative study of provider approaches to implementing Rapid ART.
  Implementation science communications 2023 Moran L, Koester KA, Le Tourneau N, Coffey S, Moore K, Broussard J, Crouch PC, VanderZanden L, Schneider J, Lynch E, Roman J, Christopoulos KA
• Alcohol use and the longitudinal HIV care continuum for people with HIV who enrolled in care between 2011 and 2019.
  Annals of epidemiology 2023 Lesko CR, Gnang JS, Fojo AT, Hutton HE, McCaul ME, Delaney JA, Cachay ER, Mayer KH, Crane HM, Batey DS, Napravnik S, Christopoulos KA, Lau B, Chander G
• Alcohol and drug use severity are independently associated with antiretroviral adherence in the current treatment era.
  AIDS care 2023 Ma J, Luu B, Ruderman SA, Whitney BM, Merrill JO, Mixson LS, Nance RM, Drumright LN, Hahn AW, Fredericksen RJ, Chander G, Lau B, McCaul ME, Safren S, O'Cleirigh C, Cropsey K, Mayer KH, Mathews WC, …
• Demonstration Project of Long-Acting Antiretroviral Therapy in a Diverse Population of People With HIV.
  Annals of internal medicine 2023 Gandhi M, Hickey M, Imbert E, Grochowski J, Mayorga-Munoz F, Szumowski JD, Oskarsson J, Shiels M, Sauceda J, Salazar J, Dilworth S, Nguyen JQ, Glidden DV, Havlir DV, Christopoulos KA
• Patterns of person-centred communications in public HIV clinics: a latent class analysis using the Roter interaction analysis system.
  Journal of the International AIDS Society 2023 Mukamba N, Mwamba C, Redkar S, Foloko M, Lumbo K, Nyirenda H, Roter DL, Mulabe M, Sharma A, Simbeza S, Sikombe K, Beres LK, Pry JM, Christopoulos K, Holmes CB, Geng EH, Sikazwe I, Bolton-Moore C, Mody…
• Provider perspectives on patient-centredness: participatory formative research and rapid analysis methods to inform the design and implementation of a facility-based HIV care improvement intervention in Zambia.
  Journal of the International AIDS Society 2023 Mwamba C, Beres LK, Mukamba N, Jere L, Foloko M, Lumbo K, Sikombe K, Simbeza S, Mody A, Pry JM, Holmes CB, Sikazwe I, Moore CB, Christopoulos K, Sharma A, Geng EH
• A mixed methods study on men's and women's tuberculosis care journeys in Lusaka, Zambia-Implications for gender-tailored tuberculosis health promotion and case finding strategies.
  PLOS global public health 2023 Kerkhoff AD, Mwamba C, Pry JM, Kagujje M, Nyangu S, Mateyo K, Sanjase N, Chilukutu L, Christopoulos KA, Muyoyeta M, Sharma A
• Risk of HIV Viral Rebound in the Era of Universal Treatment in a Multicenter Sample of Persons With HIV in Primary Care.
  Open forum infectious diseases 2023 Liu T, Chambers LC, Hansen B, Bazerman LB, Cachay ER, Christopoulos K, Drainoni ML, Gillani FS, Mayer KH, Moore RD, Rana A, Beckwith CG
• Implementation strategies to screen, refer and link women involved in the carceral system to PrEP for HIV prevention.
  International journal of prisoner health 2023 Dauria E, Rodriguez C, Bauerle Bass S, Tolou-Shams M, Christopoulos K
• Vaporized Nicotine (E-Cigarette) and Tobacco Smoking Among People With HIV: Use Patterns and Associations With Depression and Panic Symptoms.
  Journal of acquired immune deficiency syndromes (1999) 2023 Hahn AW, Ruderman SA, Nance RM, Whitney BW, Eltonsy S, Haidar L, Delaney JAC, Drumright LN, Ma J, Mayer KH, 'Cleirigh CO, Napravnik S, Eron JJ, Christopoulos K, Bamford L, Cachay E, Jacobson JM, …
• Associations between alcohol and cigarette use and type 1 and 2 myocardial infarction among people with HIV.
  HIV medicine 2023 Drumright LN, Nance RM, Ruderman SA, Ma J, Whitney BM, Hahn A, Fredericksen RJ, Luu B, Lober WB, Moore RD, Budoff MJ, Keruly JC, Christopoulos K, Puryear S, Willig A, Cropsey K, Mathews WC, Cachay E, …
• A factorial experiment grounded in the multiphase optimization strategy to promote viral suppression among people who inject drugs on the Texas-Mexico border: a study protocol.
  BMC public health 2023 Sauceda JA, Lechuga J, Ramos ME, Puentes J, Ludwig-Barron N, Salazar J, Christopoulos KA, Johnson MO, Gomez D, Covarrubias R, Hernandez J, Montelongo D, Ortiz A, Rojas J, Ramos L, Avila I, Gwadz MV, …
• First Demonstration Project of Long-Acting Injectable Antiretroviral Therapy for Persons With and Without Detectable Human Immunodeficiency Virus (HIV) Viremia in an Urban HIV Clinic.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2023 Christopoulos KA, Grochowski J, Mayorga-Munoz F, Hickey MD, Imbert E, Szumowski JD, Dilworth S, Oskarsson J, Shiels M, Havlir D, Gandhi M
• Clinical and Behavioral Outcomes for Transgender Women Engaged in HIV Care: Comparisons to Cisgender Men and Women in the Centers for AIDS Research Network of Integrated Clinical Systems (CNICS) Cohort.
  AIDS and behavior 2023 Reisner SL, Whitney BM, Crane HM, Mayer KH, Grasso C, Nance RM, Poteat T, Mathews WC, Christopoulos K, Mugavero MJ, Chander G, Eron JJ, Kitahata MM, Delaney JAC, Fredericksen RJ
• HIV care experiences and health priorities during the first wave of COVID-19: clients' perspectives - a qualitative study in Lusaka, Zambia.
  BMC public health 2022 Mukamba N, Sharma A, Mwamba C, Nyirenda H, Foloko M, Lumbo K, Christopoulos K, Simbeza S, Sikombe K, Holmes CB, Geng EH, Sikazwe I, Bolton-Moore C, Beres LK
• Associations between drug and alcohol use, smoking, and frailty among people with HIV across the United States in the current era of antiretroviral treatment.
  Drug and alcohol dependence 2022 Crane HM, Ruderman SA, Whitney BM, Nance RM, Drumright LN, Webel AR, Willig AL, Saag MS, Christopoulos K, Greene M, Hahn AW, Eron JJ, Napravnik S, Mathews WC, Chander G, McCaul ME, Cachay ER, Mayer KH…
• Associations between female birth sex and risk of chronic kidney disease development among people with HIV in the USA: A longitudinal, multicentre, cohort study.
  EClinicalMedicine 2022 Shelton BA, Sawinski D, MacLennan PA, Lee W, Wyatt C, Nadkarni G, Fatima H, Mehta S, Crane HM, Porrett P, Julian B, Moore RD, Christopoulos K, Jacobson JM, Muller E, Eron JJ, Saag M, Peter I, Locke JE
• Current Antiretroviral Treatment Among People With Human Immunodeficiency Virus in the United States: Findings from the Centers for AIDS Research Network of Integrated Clinic Systems Cohort.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2022 Ma J, Nance RM, Delaney JAC, Whitney BM, Bamford L, Gravett RM, Moore RD, Napravnik S, Mayer KH, Jacobson JM, Christopoulos K, Burkholder GA, Keruly J, Eron JJ, Martin J, Cachay ER, Saag MS, Crane HM,…
• Syphilis Testing and Diagnosis Among People With Human Immunodeficiency Virus (HIV) Engaged in Care at 4 US Clinical Sites, 2014-2018.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2022 Menza TW, Berry SA, Dombrowski J, Cachay E, Dionne-Odom J, Christopoulos K, Crane HM, Kitahata MM, Mayer KH
• Impact of Multicomponent Support Strategies on Human Immunodeficiency Virus Virologic Suppression Rates During Coronavirus Disease 2019: An Interrupted Time Series Analysis.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2022 Spinelli MA, Le Tourneau N, Glidden DV, Hsu L, Hickey MD, Imbert E, Arreguin M, Jain JP, Oskarsson JJ, Buchbinder SP, Johnson MO, Havlir D, Christopoulos KA, Gandhi M
• Factors Associated With Severity of COVID-19 Disease in a Multicenter Cohort of People With HIV in the United States, March-December 2020.
  Journal of acquired immune deficiency syndromes (1999) 2022 Shapiro AE, Bender Ignacio RA, Whitney BM, Delaney JA, Nance RM, Bamford L, Wooten D, Keruly JC, Burkholder G, Napravnik S, Mayer KH, Webel AR, Kim HN, Van Rompaey SE, Christopoulos K, Jacobson J, …
• The temporal relationship of alcohol use and subsequent self-reported health status among people with HIV.
  American journal of medicine open 2022 Pytell JD, Li X, Thompson C, Lesko CR, McCaul ME, Hutton H, Scott Batey D, Cachay E, Mayer KH, Napravnik S, Christopoulos K, Yang C, Crane HM, Chander G, Lau B
• Exploring definitions of retention in care for people living with HIV in the United States in the modern treatment era.
  AIDS (London, England) 2022 Lesko CR, Mugavero MJ, Shen NM, Fojo AT, Moore RD, Keruly JC, Cachay ER, Napravnik S, Mayer KH, Christopoulos KA, Jacobson JM, Rebeiro PF, Chander G, CNICS
• Are Patients and Their Providers Talking About Long-Acting Injectable Antiretroviral Therapy? Penetration into Clinical Encounters at Three U.S. Care Sites.
  Open forum infectious diseases 2022 Christopoulos KA, Colasanti J, Johnson MO, Diaz Tsuzuki M, Erguera XA, Flores R, Kerman J, Dance K, Sauceda JA, Neilands TB, Dilworth SE, Koester KA, Gutierrez J, Schneider JA, Montgomery E, McNulty …
• Racial and ethnic disparities in coronavirus disease 2019 disease incidence independent of comorbidities, among people with HIV in the United States.
  AIDS (London, England) 2022 Bender Ignacio RA, Shapiro AE, Nance RM, Whitney BM, Delaney JAC, Bamford L, Wooten D, Karris MY, Mathews WC, Kim HN, Keruly J, Burkholder G, Napravnik S, Mayer KH, Jacobson J, Saag M, Moore RD, Eron …
• Multicenter Development and Validation of a Model for Predicting Retention in Care Among People with HIV.
  AIDS and behavior 2022 Ridgway JP, Ajith A, Friedman EE, Mugavero MJ, Kitahata MM, Crane HM, Moore RD, Webel A, Cachay ER, Christopoulos KA, Mayer KH, Napravnik S, Mayampurath A
• Essential elements of and challenges to rapid ART implementation: a qualitative study of three programs in the United States.
  BMC infectious diseases 2022 Koester KA, Moran L, LeTourneau N, VanderZanden L, Coffey S, Crouch PC, Broussard J, Schneider J, Christopoulos KA
• Hepatitis C coinfection and extrahepatic cancer incidence among people living with HIV.
  HIV medicine 2021 Willis SJ, Kim HN, Achenbach CJ, Cachay ER, Christopoulos KA, Crane HM, Franco RA, Hurt CB, Kitahata MM, Moore RD, Silverberg MJ, Tien PC, Westreich D, Marcus JL
• Racial and ethnic disparities in COVID-19 disease incidence independent of comorbidities, among people with HIV in the US.
  medRxiv : the preprint server for health sciences 2021 Bender Ignacio RA, Shapiro AE, Nance RM, Whitney BM, Delaney J, Bamford L, Wooten D, Karris M, Mathews WC, Kim HN, Van Rompaey SE, Keruly JC, Burkholder G, Napravnik S, Mayer KH, Jacobson J, Saag MS, …
• Factors associated with severity of COVID-19 disease in a multicenter cohort of people with HIV in the United States, March-December 2020.
  medRxiv : the preprint server for health sciences 2021 Shapiro AE, Bender Ignacio RA, Whitney BM, Delaney JA, Nance RM, Bamford L, Wooten D, Keruly JC, Burkholder G, Napravnik S, Mayer KH, Webel AR, Kim HN, Van Rompaey SE, Christopoulos K, Jacobson J, …
• The Human Immunodeficiency Virus (HIV) Index: Using a Patient-Reported Outcome on Engagement in HIV Care to Explain Suboptimal Retention in Care and Virologic Control.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2021 Christopoulos KA, Neilands TB, Koester KA, Sauceda JA, Dilworth SE, Mugavero MJ, Crane HM, Fredericksen RJ, Cachay ER, Mayer KH, Moore RD, Napravnik S, Johnson MO
• A Qualitative Study of the Experience of Immediate Antiretroviral Therapy Among Urban Persons With Newly Diagnosed Human Immunodeficiency Virus.
  Open forum infectious diseases 2021 Christopoulos KA, Erguera XA, VanderZanden L, Campbell C, Green M, Tsuzuki MD, Schneider J, Coffey S, Bacon O, Gandhi M, Koester KA
• Substance use and HIV stage at entry into care among people with HIV.
  Archives of public health = Archives belges de sante publique 2021 Parrish C, Whitney BM, Nance RM, Puttkammer N, Fishman P, Christopoulos K, Fleming J, Heath S, Mathews WC, Chander G, Moore RD, Napravnik S, Webel A, Delaney J, Crane HM, Kitahata MM
• Unpacking the "backpack of shame": Exploring intersections of stigma among Latinx people living with HIV in San Francisco, CA.
  Cultural diversity & ethnic minority psychology 2021 Santiago-Rodríguez EI, Rivas CE, Maiorana A, Pérez AE, Erguera X, Johnson MO, Christopoulos KA, Marquez C, Sauceda JA
• Self-Management Model fails to Predict Quality of Life for People Living with Dual Diagnosis of HIV and Diabetes.
  AIDS and behavior 2021 Zuñiga JA, Sales A, Jang DE, West Ohueri C, Burkholder G, Moore R, Davy-Méndez T, Christopoulos K, García AA
• Longitudinal Associations of Syndemic Conditions with Antiretroviral Therapy Adherence and HIV Viral Suppression Among HIV-Infected Patients in Primary Care.
  AIDS patient care and STDs 2021 Satyanarayana S, Rogers BG, Bainter SA, Christopoulos KA, Fredericksen RJ, Mathews WC, Moore RD, Mugavero MJ, Napravnik S, Carrico AW, Mimiaga MJ, Mayer KH, Crane HM, Safren SA
• Prevalence of and Factors Associated With Genital and Extragenital Chlamydia and Gonorrhea Among Transgender Women in HIV Care in the United States, 2005 to 2016.
  Sexually transmitted diseases 2021 Van Gerwen OT, Tamhane A, Westfall AO, Mugavero MJ, Crane HM, Moore RD, Karris M, Christopoulos K, Dombrowski JC, Mayer KH, Marrazzo J, Dionne-Odom J
• Internalized HIV Stigma Predicts Suboptimal Retention in Care Among People Living with HIV in the United States.
  AIDS patient care and STDs 2021 Pearson CA, Johnson MO, Neilands TB, Dilworth SE, Sauceda JA, Mugavero MJ, Crane HM, Fredericksen RJ, Mathews WC, Moore RD, Napravnik S, Mayer KH, Christopoulos KA
• Estimating HIV transmissions in a large U.S. clinic-based sample: effects of time and syndemic conditions.
  Journal of the International AIDS Society 2021 Satyanarayana S, Safren SA, Rogers BG, Bainter SA, Christopoulos KA, Fredericksen RJ, Mathews WC, Moore RD, Mugavero MJ, Napravnik S, Carrico AW, Mimiaga MJ, Mayer KH, Crane HM
• Prevalence and impact of comorbid chronic pain and cigarette smoking among people living with HIV.
  AIDS care 2021 LaRowe LR, Cleveland JD, Long DM, Nahvi S, Cachay ER, Christopoulos KA, Crane HM, Cropsey K, Napravnik S, O'Cleirigh C, Merlin JS, Ditre JW
• Brief Report: Differences in Types of Myocardial Infarctions Among People Aging With HIV.
  Journal of acquired immune deficiency syndromes (1999) 2021 Crane HM, Nance RM, Whitney BM, Heckbert SR, Budoff M, High K, Landay A, Feinstein M, Moore RD, Mathews WC, Christopoulos K, Saag MS, Willig A, Eron JJ, Kitahata MM, Delaney JAC, Centers for AIDS …
• Impact and correlates of sub-optimal social support among patients in HIV care.
  AIDS care 2021 Fredericksen RJ, Gibbons LE, Fitzsimmons E, Nance RM, Schafer KR, Batey DS, Loo S, Dougherty S, Mathews WC, Christopoulos K, Mayer KH, Mugavero MJ, Kitahata MM, Crane PK, Crane HM
• 994. Risk for Viral Rebound in the Era of U=U; A CNICS Analysis.
  Open Forum Infectious Diseases 2020 Blake Hansen, Tao Liu, Lauri Bazerman, Mari-Lynn Drainoni, Fizza S Gillani, Edward Cachay, Katerina Christopoulos, Heidi Crane, Mari Kitahata, Kenneth H Mayer, Richard Moore, Sonia Napravnik, Aadia …
• Intersecting Epidemics: Incident Syphilis and Drug Use in Women Living With Human Immunodeficiency Virus in the United States (2005-2016).
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2020 Dionne-Odom J, Westfall AO, Dombrowski JC, Kitahata MM, Crane HM, Mugavero MJ, Moore RD, Karris M, Christopoulos K, Geng E, Mayer KH, Marrazzo J
• Multilevel Factors Shaping Awareness of and Attitudes Toward Pre-exposure Prophylaxis for HIV Prevention among Criminal Justice-Involved Women.
  Archives of sexual behavior 2020 Dauria EF, Levine A, Hill SV, Tolou-Shams M, Christopoulos K
• Internalized HIV stigma predicts subsequent viremia in US HIV patients through depressive symptoms and antiretroviral therapy adherence.
  AIDS (London, England) 2020 Christopoulos KA, Neilands TB, Dilworth S, Lisha N, Sauceda J, Mugavero MJ, Crane HM, Fredericksen RJ, Mathews WC, Moore RD, Mayer KH, Napravnik S, Johnson MO
• Impact of first-line antiretroviral therapy regimens on the restoration of the CD4/CD8 ratio in the CNICS cohort.
  The Journal of antimicrobial chemotherapy 2020 Herrera S, Fernandez-Felix BM, Hunt PW, Deeks SG, Sainz T, Heath SL, Achenbach CJ, Rodríguez B, Mathews C, Christopoulos K, Mayer K, Napravnik S, Moreno S, Serrano-Villar S
• Measuring engagement in HIV care: Measurement invariance in three racial/ethnic patient groups.
  Health psychology : official journal of the Division of Health Psychology, American Psychological Association 2020 Sauceda JA, Lisha NE, Dilworth SE, Johnson MO, Christopoulos KA, Wood T, Koester KA, Mathews WC, Moore RD, Napravnik S, Mayer KH, Crane HM, Fredericksen RJ, Mugavero MJ, Neilands TB
• How Do Treatment Priorities Differ Between Patients in HIV Care and Their Providers? A Mixed-Methods Study.
  AIDS and behavior 2020 Fredericksen RJ, Fitzsimmons E, Gibbons LE, Loo S, Dougherty S, Avendano-Soto S, Anderson WA, Gutierrez C, Shurbaji S, Burleson S, Christopoulos K, Poceta J, Mayer KH, Mugavero MJ, Mathews WC, Crane …
• Human-Centered Design Lessons for Implementation Science: Improving the Implementation of a Patient-Centered Care Intervention.
  Journal of acquired immune deficiency syndromes (1999) 2019 Beres LK, Simbeza S, Holmes CB, Mwamba C, Mukamba N, Sharma A, Munamunungu V, Mwachande M, Sikombe K, Bolton Moore C, Mody A, Koyuncu A, Christopoulos K, Jere L, Pry J, Ehrenkranz PD, Budden A, Geng E…
• Internalized HIV Stigma Is Associated With Concurrent Viremia and Poor Retention in a Cohort of US Patients in HIV Care.
  Journal of acquired immune deficiency syndromes (1999) 2019 Christopoulos KA, Neilands TB, Hartogensis W, Geng EH, Sauceda J, Mugavero MJ, Crane HM, Fredericksen RJ, Moore RD, Mathews WC, Mayer KH, Chander G, Hurt CB, Johnson MO
• Housing First: Unsuppressed Viral Load Among Women Living with HIV in San Francisco.
  AIDS and behavior 2019 Riley ED, Vittinghoff E, Koss CA, Christopoulos KA, Clemenzi-Allen A, Dilworth SE, Carrico AW
• Development and content validation of the Multifactoral assessment of perceived social support (MAPSS), a brief, patient-reported measure of social support for use in HIV care.
  AIDS care 2019 Fredericksen RJ, Fitzsimmons E, Gibbons LE, Dougherty S, Loo S, Shurbaji S, Batey DS, Avendano-Soto S, Mathews WC, Christopoulos K, Mayer KH, Mugavero MJ, Crane PK, Crane HM
• Alcohol Use Patterns and Subsequent Sexual Behaviors Among Women, Men who have Sex with Men and Men who have Sex with Women Engaged in Routine HIV Care in the United States.
  AIDS and behavior 2019 Hutton HE, Lesko CR, Li X, Thompson CB, Lau B, Napravnik S, Mayer KH, Mathews WC, McCaul ME, Crane HM, Fredericksen RJ, Cropsey KL, Saag M, Christopoulos K, Chander G
• Detecting Disengagement From HIV Care Before It Is Too Late: Development and Preliminary Validation of a Novel Index of Engagement in HIV Care.
  Journal of acquired immune deficiency syndromes (1999) 2019 Johnson MO, Neilands TB, Koester KA, Wood T, Sauceda JA, Dilworth SE, Mugavero MJ, Crane HM, Fredericksen RJ, Mayer KH, Mathews WC, Moore RD, Napravnik S, Christopoulos KA
• RAPID antiretroviral therapy: high virologic suppression rates with immediate antiretroviral therapy initiation in a vulnerable urban clinic population.
  AIDS (London, England) 2019 Coffey S, Bacchetti P, Sachdev D, Bacon O, Jones D, Ospina-Norvell C, Torres S, Lynch E, Camp C, Mercer-Slomoff R, Lee S, Christopoulos K, Pilcher C, Hsu L, Jin C, Scheer S, Havlir D, Gandhi M
• The influence of the 'good' patient ideal on engagement in HIV care.
  PloS one 2019 Koester KA, Johnson MO, Wood T, Fredericksen R, Neilands TB, Sauceda J, Crane HM, Mugavero MJ, Christopoulos KA
• Housing Instability Results in Increased Acute Care Utilization in an Urban HIV Clinic Cohort.
  Open forum infectious diseases 2019 Clemenzi-Allen A, Neuhaus J, Geng E, Sachdev D, Buchbinder S, Havlir D, Gandhi M, Christopoulos K
• Compound Retention in Care and All-Cause Mortality Among Persons Living With Human Immunodeficiency Virus.
  Open forum infectious diseases 2019 Kay ES, Batey DS, Westfall AO, Christopoulos K, Cole SR, Geng EH, Mathews WC, Moore RD, Mugavero MJ
• Do Symptoms of Depression Interact with Substance Use to Affect HIV Continuum of Care Outcomes?
  AIDS and behavior 2019 Fojo AT, Lesko CR, Calkins KL, Moore RD, McCaul ME, Hutton HE, Mathews WC, Crane H, Christopoulos K, Cropsey K, Mugavero MJ, Mayer K, Pence BW, Lau B, Chander G
• Evaluating the Impact of Housing Status on Gonorrhea and Chlamydia Screening in an HIV Primary Care Setting.
  Sexually transmitted diseases 2019 Clemenzi-Allen AA, Hartogensis W, Cohen SE, Gandhi M, Geng E, Christopoulos K
• Who Will Show? Predicting Missed Visits Among Patients in Routine HIV Primary Care in the United States.
  AIDS and behavior 2019 Pence BW, Bengtson AM, Boswell S, Christopoulos KA, Crane HM, Geng E, Keruly JC, Mathews WC, Mugavero MJ
• Depressive Symptoms and Engagement in Human Immunodeficiency Virus Care Following Antiretroviral Therapy Initiation.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2019 Bengtson AM, Pence BW, Mimiaga MJ, Gaynes BN, Moore R, Christopoulos K, O'Cleirigh C, Grelotti D, Napravnik S, Crane H, Mugavero M
• Patient and provider perceptions of a comprehensive care program for HIV-positive adults over 50 years of age: The formation of the Golden Compass HIV and aging care program in San Francisco.
  PloS one 2018 Greene ML, Tan JY, Weiser SD, Christopoulos K, Shiels M, O'Hollaren A, Mureithi E, Meissner L, Havlir D, Gandhi M
• Cognitive-affective depressive symptoms and substance use among Latino and non-Latino White patients in HIV care: an analysis of the CFAR network of integrated clinical systems cohort.
  Journal of behavioral medicine 2018 Sauceda JA, Lisha NE, Neilands TB, Christopoulos KA, Mathews WC, Levison JH, Dennis AM, Johnson MO
• Trajectories of Depressive Symptoms Among a Population of HIV-Infected Men and Women in Routine HIV Care in the United States.
  AIDS and behavior 2018 Bengtson AM, Pence BW, Powers KA, Weaver MA, Mimiaga MJ, Gaynes BN, O'Cleirigh C, Christopoulos K, Christopher Mathews W, Crane H, Mugavero M
• Brief Report: The Association of Chronic Pain and Long-Term Opioid Therapy With HIV Treatment Outcomes.
  Journal of acquired immune deficiency syndromes (1999) 2018 Merlin JS, Long D, Becker WC, Cachay ER, Christopoulos KA, Claborn K, Crane HM, Edelman EJ, Harding R, Kertesz SG, Liebschutz JM, Mathews WC, Mugavero MJ, Napravnik S, C O'Cleirigh C, Saag MS, …
• HIV Viral Suppression Trends Over Time Among HIV-Infected Patients Receiving Care in the United States, 1997 to 2015: A Cohort Study.
  Annals of internal medicine 2018 Nance RM, Delaney JAC, Simoni JM, Wilson IB, Mayer KH, Whitney BM, Aunon FM, Safren SA, Mugavero MJ, Mathews WC, Christopoulos KA, Eron JJ, Napravnik S, Moore RD, Rodriguez B, Lau B, Fredericksen RJ, …
• A Randomized Controlled Trial of a Text Messaging Intervention to Promote Virologic Suppression and Retention in Care in an Urban Safety-Net Human Immunodeficiency Virus Clinic: The Connect4Care Trial.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2018 Christopoulos KA, Riley ED, Carrico AW, Tulsky J, Moskowitz JT, Dilworth S, Coffin LS, Wilson L, Peretz JJ, Hilton JF
• If someone cares about you, you are more apt to come around: improving HIV care engagement by strengthening the patient-provider relationship.
  Patient preference and adherence 2018 Wood TJ, Koester KA, Christopoulos KA, Sauceda JA, Neilands TB, Johnson MO
• Risk behaviors and HIV care continuum outcomes among criminal justice-involved HIV-infected transgender women and cisgender men: Data from the Seek, Test, Treat, and Retain Harmonization Initiative.
  PloS one 2018 Beckwith CG, Kuo I, Fredericksen RJ, Brinkley-Rubinstein L, Cunningham WE, Springer SA, Loeliger KB, Franks J, Christopoulos K, Lorvick J, Kahana SY, Young R, Seal DW, Zawitz C, Delaney JA, Crane HM, …
• At-Risk Alcohol Use Among HIV-Positive Patients and the Completion of Patient-Reported Outcomes.
  AIDS and behavior 2018 Rudolph JE, Cole SR, Edwards JK, Moore R, O'Cleirigh C, Mathews WC, Christopoulos K, Center for AIDS Research Network of Integrated Clinical Systems
• The Path to Implementation of HIV Pre-exposure Prophylaxis for People Involved in Criminal Justice Systems.
  Current HIV/AIDS reports 2018 Brinkley-Rubinstein L, Dauria E, Tolou-Shams M, Christopoulos K, Chan PA, Beckwith CG, Parker S, Meyer J
• Perceived access and barriers to care among illicit drug users and hazardous drinkers: findings from the Seek, Test, Treat, and Retain data harmonization initiative (STTR).
  BMC public health 2018 Matsuzaki M, Vu QM, Gwadz M, Delaney JAC, Kuo I, Trejo MEP, Cunningham WE, Cunningham CO, Christopoulos K
• Degree of Housing Instability Shows Independent "Dose-Response" With Virologic Suppression Rates Among People Living With Human Immunodeficiency Virus.
  Open forum infectious diseases 2018 Clemenzi-Allen A, Geng E, Christopoulos K, Hammer H, Buchbinder S, Havlir D, Gandhi M
• Development of an Index of Engagement in HIV Care: An Adapted Internet-Based Delphi Process.
  JMIR research protocols 2017 Johnson MO, Koester KA, Wood T, Neilands TB, Pomeranz JL, Christopoulos KA
• Lessons Learned From the Implementation of Seek, Test, Treat, Retain Interventions Using Mobile Phones and Text Messaging to Improve Engagement in HIV Care for Vulnerable Populations in the United States.
  AIDS and behavior 2017 Christopoulos KA, Cunningham WE, Beckwith CG, Kuo I, Golin CE, Knight K, Flynn PM, Spaulding AC, Coffin LS, Kruszka B, Kurth A, Young JD, Mannheimer S, Crane HM, Kahana SY
• Prevalence and Factors Associated with Hazardous Alcohol Use Among Persons Living with HIV Across the US in the Current Era of Antiretroviral Treatment.
  AIDS and behavior 2017 Crane HM, McCaul ME, Chander G, Hutton H, Nance RM, Delaney JAC, Merrill JO, Lau B, Mayer KH, Mugavero MJ, Mimiaga M, Willig JH, Burkholder GA, Drozd DR, Fredericksen RJ, Cropsey K, Moore RD, Simoni …
• The Role of Current and Historical Alcohol Use in Hepatic Fibrosis Among HIV-Infected Individuals.
  AIDS and behavior 2017 Kim HN, Crane HM, Rodriguez CV, Van Rompaey S, Mayer KH, Christopoulos K, Napravnik S, Chander G, Hutton H, McCaul ME, Cachay ER, Mugavero MJ, Moore R, Geng E, Eron JJ, Saag MS, Merrill JO, Kitahata …
• Relationship between ever reporting depressive symptoms and all-cause mortality in a cohort of HIV-infected adults in routine care.
  AIDS (London, England) 2017 Bengtson AM, Pence BW, Moore R, Mimiaga MJ, Mathews WC, Heine A, Gaynes BN, Napravnik S, Christopoulos K, Crane HM, Mugavero MJ
• Limitations of using the Lorenz curve framework to understand the distribution of population viral load: authors' reply.
  AIDS (London, England) 2017 Christopoulos KA, Hartogensis W, Glidden DV, Pilcher CD, Gandhi M, Geng EH
• Associations Between At-Risk Alcohol Use, Substance Use, and Smoking with Lipohypertrophy and Lipoatrophy Among Patients Living with HIV.
  AIDS research and human retroviruses 2017 Noorhasan M, Drozd DR, Grunfeld C, Merrill JO, Burkholder GA, Mugavero MJ, Willig JH, Willig AL, Cropsey KL, Mayer KH, Blashill A, Mimiaga M, McCaul ME, Hutton H, Chander G, Mathews WC, Napravnik S, …
• Mind the Gap: Gaps in Antidepressant Treatment, Treatment Adjustments, and Outcomes among Patients in Routine HIV Care in a Multisite U.S. Clinical Cohort.
  PloS one 2017 Cholera R, Pence BW, Bengtson AM, Crane HM, Christopoulos K, Cole SR, Fredericksen R, Gaynes BN, Heine A, Mathews WC, Mimiaga MJ, Moore R, Napravnik S, O'Clerigh C, Safren S, Mugavero MJ
• The Lorenz curve: a novel method for understanding viral load distribution at the population level.
  AIDS (London, England) 2017 Christopoulos KA, Hartogensis W, Glidden DV, Pilcher CD, Gandhi M, Geng EH
• Co-calibration of two self-reported measures of adherence to antiretroviral therapy.
  AIDS care 2016 Nance RM, Delaney JA, Golin CE, Wechsberg WM, Cunningham C, Altice F, Christopoulos K, Knight K, Quan V, Gordon MS, Springer S, Young J, Crane PK, Mayer KH, Mugavero MJ, Del Rio C, Kronmal RA, Crane …
• Heavy Alcohol Use Is Associated With Worse Retention in HIV Care.
  Journal of acquired immune deficiency syndromes (1999) 2016 Monroe AK, Lau B, Mugavero MJ, Mathews WC, Mayer KH, Napravnik S, Hutton HE, Kim HS, Jabour S, Moore RD, McCaul ME, Christopoulos KA, Crane HC, Chander G
• Improving Depression Among HIV-Infected Adults: Transporting the Effect of a Depression Treatment Intervention to Routine Care.
  Journal of acquired immune deficiency syndromes (1999) 2016 Bengtson AM, Pence BW, Gaynes BN, Quinlivan EB, Heine AD, O'Donnell JK, Crane HM, Mathews WC, Moore RD, Westreich D, O'Cleirigh C, Christopoulos K, Mimiaga MJ, Mugavero MJ
• Disparities in Depressive Symptoms and Antidepressant Treatment by Gender and Race/Ethnicity among People Living with HIV in the United States.
  PloS one 2016 Bengtson AM, Pence BW, Crane HM, Christopoulos K, Fredericksen RJ, Gaynes BN, Heine A, Mathews WC, Moore R, Napravnik S, Safren S, Mugavero MJ
• Not all non-drinkers with HIV are equal: demographic and clinical comparisons among current non-drinkers with and without a history of prior alcohol use disorders.
  AIDS care 2016 Crane HM, Nance RM, Merrill JO, Hutton H, Chander G, McCaul ME, Mathews WC, Fredericksen R, Simoni JM, Mayer K, Mugavero MJ, Willig JH, Burkholder G, Drozd DR, Mimiaga M, Lau B, Kim HN, Cropsey K, …
• Retained in HIV Care But Not on Antiretroviral Treatment: A Qualitative Patient-Provider Dyadic Study.
  PLoS medicine 2015 Christopoulos KA, Olender S, Lopez AM, Lekas HM, Jaiswal J, Mellman W, Geng E, Koester KA
• Examining clinic-based and public health approaches to ascertainment of HIV care status.
  Journal of acquired immune deficiency syndromes (1999) 2015 Christopoulos KA, Scheer S, Steward WT, Barnes R, Hartogensis W, Charlebois ED, Morin SF, Truong HM, Geng EH
• A text messaging intervention to improve retention in care and virologic suppression in a U.S. urban safety-net HIV clinic: study protocol for the Connect4Care (C4C) randomized controlled trial.
  BMC infectious diseases 2014 Christopoulos KA, Riley ED, Tulsky J, Carrico AW, Moskowitz JT, Wilson L, Coffin LS, Falahati V, Akerley J, Hilton JF
• Linkage to HIV care in San Francisco: implications of measure selection.
  Journal of acquired immune deficiency syndromes (1999) 2013 Das M, Christopoulos KA, Geckeler D, Huriaux E, Cohen SE, Philip S, Shade S, Moss NJ, Morin SF, Charlebois ED
• Patient perspectives on the experience of being newly diagnosed with HIV in the emergency department/urgent care clinic of a public hospital.
  PloS one 2013 Christopoulos KA, Massey AD, Lopez AM, Hare CB, Johnson MO, Pilcher CD, Fielding H, Dawson-Rose C
• Overcoming the human immunodeficiency virus obstacle course.
  JAMA internal medicine 2013 Christopoulos KA, Havlir DV
• "Taking a half day at a time:" patient perspectives and the HIV engagement in care continuum.
  AIDS patient care and STDs 2013 Christopoulos KA, Massey AD, Lopez AM, Geng EH, Johnson MO, Pilcher CD, Fielding H, Dawson-Rose C
• Leveraging a rapid, round-the-clock HIV testing system to screen for acute HIV infection in a large urban public medical center.
  Journal of acquired immune deficiency syndromes (1999) 2013 Christopoulos KA, Zetola NM, Klausner JD, Haller B, Louie B, Hare CB, Pandori M, Nassos P, Roemer M, Pilcher CD
• Track C Epidemiology and Prevention Science.
  Journal of the International AIDS Society 2012 .N. Raugi, G.S. Gottlieb, P.S. Sow, S.L. Cherne, M. Toure, F. Sall, F. Traore, M.-P. Sy, N.N. Zheng, I. N'Doye, N.B. Kiviat, S.E. Hawes, P. Messeri, M.A. Chiasson, M. Kall, R. Smith, A. Brown, V. …
• The effect of a "universal antiretroviral therapy" recommendation on HIV RNA levels among HIV-infected patients entering care with a CD4 count greater than 500/μL in a public health setting.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2012 Geng EH, Hare CB, Kahn JO, Jain V, Van Nunnery T, Christopoulos KA, Deeks SG, Gandhi M, Havlir DV
• A qualitative study of provider thoughts on implementing pre-exposure prophylaxis (PrEP) in clinical settings to prevent HIV infection.
  PloS one 2012 Arnold EA, Hazelton P, Lane T, Christopoulos KA, Galindo GR, Steward WT, Morin SF
• Understanding patient acceptance and refusal of HIV testing in the emergency department.
  BMC public health 2012 Christopoulos KA, Weiser SD, Koester KA, Myers JJ, White DA, Kaplan B, Morin SF
• The effect of AIDS Clinical Trials Group Protocol 5164 on the time from Pneumocystis jirovecii pneumonia diagnosis to antiretroviral initiation in routine clinical practice: a case study of diffusion, dissemination, and implementation.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2011 Geng EH, Kahn JS, Chang OC, Hare CB, Christopoulos KA, Jones D, Petersen ML, Deeks SG, Havlir DV, Gandhi M
• Mortality among antiretroviral-eligible patients in an urban public clinic.
  Journal of acquired immune deficiency syndromes (1999) 2011 Dowdy DW, Geng EH, Christopoulos KA, Kahn JS, Hare CB, Wlodarczyk D, Havlir DV
• Retention in care and connection to care among HIV-infected patients on antiretroviral therapy in Africa: estimation via a sampling-based approach.
  PloS one 2011 Geng EH, Glidden DV, Bwana MB, Musinguzi N, Emenyonu N, Muyindike W, Christopoulos KA, Neilands TB, Yiannoutsos CT, Deeks SG, Bangsberg DR, Martin JN
• Performance of risk-based criteria for targeting acute HIV screening in San Francisco.
  PloS one 2011 Facente SN, Pilcher CD, Hartogensis WE, Klausner JD, Philip SS, Louie B, Christopoulos KA, Dowling T, Colfax GN
• Testing and linkage to care outcomes for a clinician-initiated rapid HIV testing program in an urban emergency department.
  AIDS patient care and STDs 2011 Christopoulos KA, Kaplan B, Dowdy D, Haller B, Nassos P, Roemer M, Dowling T, Jones D, Hare CB
• A comparative evaluation of the process of developing and implementing an emergency department HIV testing program.
  Implementation science : IS 2011 Christopoulos KA, Koester K, Weiser S, Lane T, Myers JJ, Morin SF
• Linkage and retention in HIV care among men who have sex with men in the United States.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2011 Christopoulos KA, Das M, Colfax GN
• Retention in care among HIV-infected patients in resource-limited settings: emerging insights and new directions.
  Current HIV/AIDS reports 2010 Geng EH, Nash D, Kambugu A, Zhang Y, Braitstein P, Christopoulos KA, Muyindike W, Bwana MB, Yiannoutsos CT, Petersen ML, Martin JN
• Public health rationale for rapid nucleic acid or p24 antigen tests for HIV.
  The Journal of infectious diseases 2010 Pilcher CD, Christopoulos KA, Golden M
• Results from a New York City emergency department rapid HIV testing program.
  Journal of acquired immune deficiency syndromes (1999) 2010 Christopoulos KA, Schackman BR, Lee G, Green RA, Morrison EA
• Demyelinating polyneuropathy and herpes simplex lumbosacral radiculitis in a patient with chronic HIV infection.
  AIDS (London, England) 2007 Chen-Plotkin AS, Christopoulos KA, Venna N
• Hepatic steatosis is associated with fibrosis, nucleoside analogue use, and hepatitis C virus genotype 3 infection in HIV-seropositive patients.
  Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2006 McGovern BH, Ditelberg JS, Taylor LE, Gandhi RT, Christopoulos KA, Chapman S, Schwartzapfel B, Rindler E, Fiorino AM, Zaman MT, Sax PE, Graeme-Cook F, Hibberd PL
• Book Review.
  New England Journal of Medicine 2005 Katerina A. Christopoulos