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Robert Gross, MD, MSCE

Robert Gross, MD, MSCE Physician

Associate Professor of Epidemiology in Biostatistics and Epidemiology
Associate Professor of Medicine

Languages spoken:

  • Italian

Dr. Gross is a private practice physician who is not employed by Penn Medicine.

Clinical Specialties


  • Medicine
    • Infectious Diseases

Programs & Services:

  • Infectious Conditions

Board Certification:

  • Infectious Disease, 1997

Clinical Interests

HIV; infectious diseases

Practice Locations and Appointments

  • Infectious Diseases

    Perelman Center for Advanced Medicine South Pavilion, 4th Floor 3400 Civic Center Boulevard Philadelphia, PA 19104 800-789-PENN (7366)

    A facility of the Hospital of the University of Pennsylvania

Education and Training

Medical School: Weill Medical College of Cornell University
Residency: Hospital of the University of Pennsylvania
Fellowship: Hospital of the University of Pennsylvania


Afya Bora Consortium, International Agency for Health Research and Quality, Centers for Education and Research on Therapeutics (CERTS), National AIDS Clinical Trials Group, National American College of Epidemiology, National American College of Physicians, National American Medical Association, National American Society for Clinical Pharmacology and Therapeutics, National American Society of Microbiology, National Creative and Novel Ideas in HIV Research (CNIHR):International AIDS Society/ NIH/Centers for AIDS Research, International Fogarty International Center/NIH, National HIV Medical Association of the Infectious Diseases Society of America (IDSA), National Infectious Diseases Society of America (IDSA), National International Association of Physicians in AIDS Care, Guidelines Steering Committee, "Improving HIV Treatment Adherence in Specialized HIV and Primary Care Settings", International International Society of Pharmacoepidemiology, International National Institute of Child Health and Human Development, Pediatric HIV/AIDS Cohort Study Special Emphasis Panel, National National Institute of Child Health and Human Development, Special Emphasis Panel, NICHD Domestic & International Pediatric & Perinatal HIV Studies Network Coordinating Center, National Society for Epidemiologic Research, National


Dr. Gross is a private practice physician who is not employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: On the medical staff, but does not have privileges to treat patients in the hospital.


Research Interests:

HIV clinical epidemiology; outcomes of HIV treatment; adherence to therapy including development of methods to measure adherence

Selected Publications:

Holtzman CW, Shea JA, Glanz K, Jacobs LM, Gross R, Hines J, Mounzer K, Samuel R, Metlay JP, Yehia BR: Mapping Patient–Identified Barriers and Facilitators to Retention in HIV Care and Antiretroviral Therapy Adherence to Andersen’s Behavioral Model AIDS Care 27 (7): 817-28,2015.

Ravimohan S, Tamuhla N, Steenhoff AP, Letlhogile R, Nfanyana K, Rantleru T, Tierney A, Bellamy SL, Gross R, Weissman D, Bisson GP.: Immunologic Profiles Distinguish TB-IRIS and non-IRIS Death in HIV-infected Adults with Pulmonary Tuberculosis Initiating Antiretroviral Therapy: an Observational Cohort Study Lancet Infectious Diseases : 2015 (in press).

Lowenthal E, Marukutira T, Tshume O, Chapman J, Anabwani G, Gross R: Prediction of HIV Virologic Failure among Adolescents Using the Pediatric Symptom Checklist AIDS and Behavior : 2015 (in press).

Kelly BJ, Gross R, Lewis JD, Collman RG, Li H, Bushman FD: Power and Sample-Size Estimation for Microbiome Studies Using Pairwise Distances and PERMANOVA Bioinformatics : 2015 (in press).

Yehia BR,Stephens A, Momplaisir F, Taylor L, Gross R, Dube B, Glanz K, Brady KA: Health Outcomes of HIV-Infected People with Mental Illness AIDS and Behavior : 2015 (in press).

Petersen ML, LeDell E, Schwab J, Sarovar V, Gross R, Reynolds N, Haberer JE, Goggin K, Golin C, Arnsten J, Rosen M, Remien R, Etoori D, Wilson I, Simoni JM, Erlen JA, van der Laan MJ, Liu H, Bangsberg DR: Super learner analysis of electronic adherence data improves viral prediction and may provide strategies for selective HIV RNA monitoring JAIDS : 2014 (in press).

View all publications

Academic Contact Info

804 Blockley Hall
Center for Clinical Epidemiology and Biostatistics
University of Pennsylvania, Perelman School of Medicine
423 Guardian Drive

Philadelphia, PA 19104-6021
Phone: (215) 898-2437
Fax: (215) 573-5315
Patient appointments: 800-789-PENN (7366)

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