Greg Rebchook, PhD

Professor

Dr. Rebchook received his doctorate at the University of Colorado, Boulder in Sociocultural Psychology. He has been working in the HIV prevention field since 1987. Currently, Dr. Rebchook is the Division of Prevention Science Community Engagement Core Director. He is also the Associate Director of the Community Engagement Core on a NIMHD-funded Research Coordinating Center to Reduce Disparities in Multiple Chronic Diseases (RCC RD-MCD). He directs the UCSF CDC-funded Prevention Research Center (PRC).

He is the Principal Investigator on: (1) a HRSA-funded cooperative agreement--Providing Capacity Building Assistance to support innovative program models in the Ryan White Program study; (2) NIMH Ending the HIV Epidemic Supplement--Improving HIV prevention and care for transgender Latinas in Oakland, CA; and (3) Gilead's Improving HIV testing, PrEP services, and HIV care for transgender Latinas in Oakland, CA study.

He is a Co-Investigator on: (1) HRSA's Evidence-Informed Interventions to Improve Health Outcomes among People Living with HIV – Evaluation Center (E2i EC) project, and (2) HRSA's Building Capacity to Implement Rapid Antiretroviral Therapy (ART) Start for Improved Care Engagement in the Ryan White HIV/AIDS Program – Evaluation and Technical Assistance Provider (ETAP) project;

He is the Co-Principal Investigator on: (1) NIMH EHE Supplement--The Texas PrEP Implementation Study (TPIS), and (2) HRSA's Using Innovative Intervention Strategies (2iS) to Improve Health Outcomes among People with HIV Initiative – Evaluation Center (2iS EC).

His current research interests focus on implementation science and HIV prevention and engagement in care among transgender women of color and young gay/bisexual/and other men who have sex with men (MSM), especially with young African American men.
Education
2018 - Diversity, Equity, and Inclusion Champion Training, University of California
PhD, 1996 - Sociocultural Psychology, University of Colorado
BS, 1988 - Psychology, Loyola University of Chicago
Websites
Publications

  1. Bolton AT, Bourdeau B, O'Shea J, Rebchook G, Van Nuys J, Moore E, Harris OO, Johnson MO, Shade SB, Palomares M, Buchacz K, Saberi P. Facilitators and Barriers to Home-Based Long-Acting Injectable Antiretroviral Therapy: Clinician Perspectives from the INVITE-Home Study. 2026. PMID: 41604045


  2. Maiorana A, Bolton A, Koester K, Bourdeau B, DeLorenzo L, Rebchook G, Steward W, Coffey S, Bacon O, Myers J. A qualitative assessment of readiness to sustain Rapid Start ART in 14 publicly funded HIV clinics in the United States. 2026. PMID: 41540490


  3. Palomares M, Shade SB, Pollack L, Zand P, Bourdeau B, Moore E, Bolton A, Van Nuys J, Johnson MO, Rebchook GM, Saberi P. Enthusiasm for Participation in a Novel, At-Home Delivery Model for Injectable HIV Treatment among People with HIV. 2025. PMID: 40778737


  4. Lentz C, Telaak S, Dominguez BS, Siconolfi DE, Rebchook GM, Kegeles SM, Vincent W, Storholm ED. The Impact of Discrimination on Young Black Sexual Minority Men Living with HIV in the US South: Identifying Predictors of Internalized Stigma and Depressive Symptoms. 2025. PMID: 41235433


  5. Bourdeau B, Rebchook G, Shade SB, O'Shea J, Buchacz K, Harris O, Johnson MO, Palomares M, Bolton AT, Van Nuys J, Moore E, Saberi P. Innovative administration of long-acting injectables for HIV treatment enhancement at home (INVITE-HOME): implementation science study protocol. 2025. PMID: 40764067


  6. Odom DB, Edwards CR, Gomez J, AuYoung M, Fagan P, Social Justice Competencies Subcommittee of the Community Engagement Working Group, Health Equity Ac. Developing social justice competencies: preparing the next generation of health disparities researchers and practitioners. 2025. PMID: 40795914


  7. Green-Ajufo B, Chakravarty D, Maiorana A, Lightfoot M, Hamiga J, Rebchook G. Acceptability and Feasibility of Using Educational Incentives for Research Participation to Advance Antiracism. 2025. PMID: 40658773


  8. Arnold EA, Fuller S, Agins BD, Fidelak L, Xavier J, Steward WT, Rebchook GM, Koester KA. Sheltering from the storm: The role of a quality improvement collaborative focused on improving HIV care retention in New Orleans during and following Hurricane Ida. 2025. PMID: 40343959


  9. Lanzi RG, Varley A, Ott C, Wolfner C, Balise R, Betancourt GS, Bonner C, Corneli A, Elopre L, Farinas J, Gulden C, Harkness A, Hawkins CA, Kegeles SM, Kerani RP, Krakower D, Marcus J, Montoya J, Rajabiun S, Ramly E, Rebchook G, Ross J, Schwartz S, Tarrant A, Uskup D, Williams BB, Mugavero M, Saag M, Heffron R, Crawford Porter D. Implementation Science Methods, Challenges, and Associated Solutions: Transportable Lessons Learned and Best Practices From the Second National Meeting for Research and Community Collaboration Toward Ending the HIV Epidemic in the United States. 2025. PMID: 40163057


  10. Moran L, Bolton AT, Maiorana A, Guzé MA, Bourdeau B, Shade SB, Rebchook GM, Saberi P, Palomares M, Hinchcliffe G, Keuroghlian AS, Psihopaidas D, Myers JJ, Koester KA. Insights on HIV Care Engagement Strategies from Seven Interventions Serving Key Populations in the United States: A Qualitative Study. 2025. PMID: 39964750


  11. Bourdeau B, Guzé MA, Rebchook GM, Shade SB, Psihopaidas D, Chavis NS, Myers JJ. Measuring Implementation Outcomes Change Over Time Using an Adapted Checklist for Assessing Readiness to Implement (CARI). 2025. PMID: 39899228


  12. Fuller SM, Arnold EA, Xavier J, Ibe CA, Steward WT, Myers JJ, Rebchook G, Koester KA. Integrating community health workers into HIV care clinics: a qualitative study with health system leaders and clinicians in the Southern United States. 2024. PMID: 39487486


  13. Goldhammer H, Marc LG, Massaquoi M, Cancio R, Cahill S, Downes A, Rebchook G, Bourdeau B, Head J, Psihopaidas D, Chavis NS, Cohen SM, Mayer KH, Keuroghlian AS. Closing the Dissemination Gap: Accessible Toolkits for the Rapid Replication of Evidence-Informed Interventions to Improve Health Outcomes Among People with HIV. 2024. PMID: 39375289


  14. Dorfman M, Goldhammer H, Krebs D, Chavis NS, Psihopaidas D, Moore MP, Downes A, Rebchook G, Cahill S, Mayer KH, Keuroghlian AS. Interventions for Improving HIV Care Continuum Outcomes Among LGBTQ+ Youth in the United States: A Narrative Review. 2024. PMID: 39047018


  15. Keuroghlian AS, Marc L, Goldhammer H, Massaquoi M, Downes A, Stango J, Bryant H, Cahill S, Yen J, Perez AC, Head JM, Mayer KH, Myers J, Rebchook GM, Bourdeau B, Psihopaidas D, Chavis NS, Cohen SM. Correction: A Peer-to-Peer Collaborative Learning Approach for the Implementation of Evidence-Informed Interventions to Improve HIV-Related Health Outcomes. 2024. PMID: 38436808


  16. Keuroghlian AS, Marc L, Goldhammer H, Massaquoi M, Downes A, Stango J, Bryant H, Cahill S, Yen J, Perez AC, Head JM, Mayer KH, Myers J, Rebchook GM, Bourdeau B, Psihopaidas D, Chavis NS, Cohen SM. A Peer-to-Peer Collaborative Learning Approach for the Implementation of Evidence-Informed Interventions to Improve HIV-Related Health Outcomes. 2024. PMID: 38340221


  18. Ogunbajo A, Siconolfi D, Storholm E, Vincent W, Pollack L, Rebchook G, Tan J, Huebner D, Kegeles S. History of Incarceration is Associated with Unmet Socioeconomic Needs and Structural Discrimination among Young Black Sexual Minority Men (SMM) in the United States. 2023. PMID: 37204646


  19. Bourdeau B, Shade SB, Koester KA, Rebchook GM, Steward WT, Agins BM, Myers JJ, Phan SH, Matosky M. Rapid start antiretroviral therapies for improved engagement in HIV care: implementation science evaluation protocol. 2023. PMID: 37198586


  20. Hill M, Sevelius J, Sherman ADF, Balthazar M, Klepper M, Radix A, Rebchook G, Hansen N. The Helping Networks of Transgender Women Living with HIV. 2023. PMID: 36662345


  21. Rebchook GM, Chakravarty D, Xavier JM, Keatley JG, Maiorana A, Sevelius J, Shade SB, SPNS Transgender Women of Color Study Group. An evaluation of nine culturally tailored interventions designed to enhance engagement in HIV care among transgender women of colour in the United States. 2022. PMID: 36225153


  23. Goldhammer H, Marc LG, Psihopaidas D, Chavis NS, Massaquoi M, Cahill S, Rebchook G, Reisner S, Mayer KA, Cohen SM, Keuroghlian AS. HIV Care Continuum Interventions for Transgender Women: A Topical Review. 2022. PMID: 35060802


  24. Mangosing D, Kumalo-Sakutukwa G, Bourdeau B, Rebchook G, Lightfoot M, Myers JJ. Supporting Community Partners in Reducing HIV-Related Health Disparities: Technical Assistance Across a Spectrum of Intensity. 2022. PMID: 35352602


  25. Siconolfi D, Storholm ED, Vincent W, Pollack L, Rebchook GM, Huebner DM, Peterson JL, Kegeles SM. Prevalence and Correlates of Sexual Violence Experienced by Young Adult Black Men Who Have Sex with Men. 2021. PMID: 34725750


  27. Sevelius J, Chakravarty D, Neilands TB, Keatley J, Shade SB, Johnson MO, Rebchook G, HRSA SPNS Transgender Women of Color Study Group. Evidence for the Model of Gender Affirmation: The Role of Gender Affirmation and Healthcare Empowerment in Viral Suppression Among Transgender Women of Color Living with HIV. 2021. PMID: 31144131


  28. Sevelius JM, Xavier J, Chakravarty D, Keatley J, Shade S, Rebchook G, SPNS Transgender Women of Color Study Group. Correlates of Engagement in HIV Care Among Transgender Women of Color in the United States of America. 2021. PMID: 34037930


  30. Bourdeau B, Shade S, Koester K, Rebchook G, Dawson-Rose C, Guzé M, Psihopaidas D, Cohen SM, Myers J. Implementation Science Protocol: evaluating evidence-informed interventions to improve care for people with HIV seen in Ryan White HIV/AIDS program settings. 2021. PMID: 33427484


  32. Storholm ED, Huang W, Siconolfi DE, Pollack LM, Carrico AW, Vincent W, Rebchook GM, Huebner DM, Wagner GJ, Kegeles SM. Sources of Resilience as Mediators of the Effect of Minority Stress on Stimulant Use and Sexual Risk Behavior Among Young Black Men who have Sex with Men. 2019. PMID: 31273490


  33. Vincent W, Peterson JL, Huebner DM, Storholm ED, Neilands TB, Rebchook GM, Pollack L, Tan JY, Kegeles SM. Resilience and Depression in Young Black Men Who Have Sex with Men: A Social-Ecological Model. 2019. PMID: 35505775


  34. Vincent W, Peterson JL, Storholm ED, Huebner DM, Neilands TB, Calabrese SK, Rebchook GM, Tan JY, Pollack L, Kegeles SM. A Person-Centered Approach to HIV-Related Protective and Risk Factors for Young Black Men Who Have Sex with Men: Implications for Pre-exposure Prophylaxis and HIV Treatment as Prevention. 2019. PMID: 31407211


  36. Tan JY, Pollack L, Rebchook G, Peterson J, Huebner D, Eke A, Johnson W, Kegeles S. The Role of the Primary Romantic Relationship in HIV Care Engagement Outcomes Among Young HIV-Positive Black Men Who Have Sex with Men. 2018. PMID: 27844296


  37. Vincent W, Pollack LM, Huebner DM, Peterson JL, Steward WT, Rebchook GM, Storholm ED, Kegeles SM. HIV risk and multiple sources of heterosexism among young Black men who have sex with men. 2017. PMID: 28714706


  38. Carrico AW, Storholm ED, Flentje A, Arnold EA, Pollack LM, Neilands TB, Rebchook GM, Peterson JL, Eke A, Johnson W, Kegeles SM. Spirituality/religiosity, substance use, and HIV testing among young black men who have sex with men. 2017. PMID: 28319751


  39. Shelley G, Williams W, Uhl G, Hoyte T, Eke A, Wright C, Rebchook G, Pollack L, Bell K, Wang Y, Cheng Q, Kegeles SM. An Evaluation of Mpowerment on Individual-Level HIV Risk Behavior, Testing, and Psychosocial Factors Among Young MSM of Color: The Monitoring and Evaluation of MP (MEM) Project. 2017. PMID: 28195781


  40. Rebchook G, Keatley J, Contreras R, Perloff J, Molano LF, Reback CJ, Ducheny K, Nemoto T, Lin R, Birnbaum J, Woods T, Xavier J, SPNS Transgender Women of Color Study Group. The Transgender Women of Color Initiative: Implementing and Evaluating Innovative Interventions to Enhance Engagement and Retention in HIV Care. 2017. PMID: 28075641


  41. Kegeles SM, Rebchook G, Tebbetts S, Arnold E, TRIP Team. Facilitators and barriers to effective scale-up of an evidence-based multilevel HIV prevention intervention. 2015. PMID: 25889582


  43. Scott HM, Pollack L, Rebchook GM, Huebner DM, Peterson J, Kegeles SM. Peer social support is associated with recent HIV testing among young black men who have sex with men. 2014. PMID: 24065436


  44. Huebner DM, Kegeles SM, Rebchook GM, Peterson JL, Neilands TB, Johnson WD, Eke AN. Social oppression, psychological vulnerability, and unprotected intercourse among young Black men who have sex with men. 2013. PMID: 24274807


  46. Kegeles SM, Rebchook G, Pollack L, Huebner D, Tebbetts S, Hamiga J, Sweeney D, Zovod B. An intervention to help community-based organizations implement an evidence-based HIV prevention intervention: the Mpowerment Project technology exchange system. 2012. PMID: 21691911


  49. Raymond HF, Rebchook G, Curotto A, Vaudrey J, Amsden M, Levine D, McFarland W. Comparing internet-based and venue-based methods to sample MSM in the San Francisco Bay Area. 2009. PMID: 19160034


  55. Woods WJ, Binson DK, Mayne TJ, Gore LR, Rebchook GM. HIV/sexually transmitted disease education and prevention in US bathhouse and sex club environments. 2000. PMID: 10780731


  56. Rotheram-Borus MJ, Rebchook GM, Kelly JA, Adams J, Neumann MS. Bridging research and practice: community-researcher partnerships for replicating effective interventions. 2000. PMID: 11063069


  57. Kegeles SM, Rebchook GM, Hays RB, Terry MA, O'Donnell L, Leonard NR, Kelly JA, Neumann MS. From science to application: the development of an intervention package. 2000. PMID: 11063070


  58. Adams J, Terry MA, Rebchook GM, O'Donnell L, Kelly JA, Leonard NR, Neumann MS. Orientation and training: preparing agency administrators and staff to replicate an HIV prevention intervention. 2000. PMID: 11063071


  59. O'Donnell L, Scattergood P, Adler M, Doval AS, Barker M, Kelly JA, Kegeles SM, Rebchook GM, Adams J, Terry MA, Neumann MS. The role of technical assistance in the replication of effective HIV interventions. 2000. PMID: 11063073