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Photo of Dr. Larry Chang

Larry William Chang, M.D., M.P.H.

Associate director, Johns Hopkins Global mHealth Initiative
Assistant Professor of Medicine

Male  | Languages: English, Chinese

Appointment Phone

410-955-9434

Main Location

The Johns Hopkins Hospital

Out-of-State & International Patients +
Out of State Patients

Call 410-464-6641 (8a.m. to 6p.m., EST, Mon-Fri)

Learn more about our out-of-state patient services »

International Patients

Call +1-410-502-7683 (7a.m. to 6p.m., EST, Mon-Fri)

Learn more about our international patient services »

Titles

  • Associate director, Johns Hopkins Global mHealth Initiative
  • Co-director, Johns Hopkins Center for AIDS Research
  • Assistant Professor of Medicine

Centers & Institutes

Departments

Locations

The Johns Hopkins Hospital

Appointment Phone: 410-955-9434

600 N. Wolfe Street
Sheikh Zayed Tower
Baltimore, MD 21287 map

The Johns Hopkins Hospital

600 N. Wolfe Street
Carnegie 446D1
Baltimore, MD 21287 map

Johns Hopkins Outpatient Center

Appointment Phone: 410-955-9434

601 N. Caroline Street
Baltimore, MD 21287 map

Expertise

HIV/AIDS, Infectious Disease, Infectious Diseases

Research Interests

HIV implementation science; HIV/AIDS Systematic Reviews and Guideline Development

Biography

Dr. Larry Chang is an assistant professor of medicine at the Johns Hopkins University School of Medicine. His area of clinical expertise is infectious diseases, with a special focus on HIV and AIDS. He also holds joint appointments in epidemiology and international health in the Johns Hopkins Bloomberg School of Public Health.

Dr. Chang received his medical degree and a master’s in public health from Emory University. He completed his residency in internal medicine at the University of California-San Francisco and performed his fellowship in infectious diseases at the Johns Hopkins University School of Medicine. He joined the Johns Hopkins faculty in 2009.

His primary research interest is HIV implementation science with a focus on how best to implement HIV/AIDS engagement and care interventions in resource-constrained settings.

Dr. Chang is a founder and the associate director of the Johns Hopkins Global mHealth Initiative and holds several leadership positions at the Johns Hopkins Center for AIDS Research. He is an editor of the Opportunistic Infections Section of the Cochrane HIV/AIDS Group, Cochrane Collaboration.

Dr. Chang is a member of the International AIDS Society, the Infectious Diseases Society of America and the International Association of Physicians in AIDS Care.

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    Additional Information

  • Education +

    Degrees

    • Emory University School of Medicine / MD MPH (2002)

    Residencies

    • University of California-San Francisco / Internal Medicine (2005)

    Fellowships

    • Johns Hopkins University School of Medicine / Infectious Diseases (2009)

    Certifications

    • American Board of Internal Medicine / Infectious Disease (2009)
    • American Board of Internal Medicine / Internal Medicine (2005)
  • Research & Publications +

    Research Summary

    Dr. Chang’s primary research focus is HIV implementation science, specifically how to best implement HIV/AIDS engagement and care interventions (e.g., antiretroviral therapy) in resource-constrained settings. He has conducted randomized, controlled trials, observational studies and systematic reviews in this field.

    A related research area is mHealth (mobile health technology) strategies for improving global health and clinical care. Dr. Chang’s research is multidisciplinary, using mixed methods (quantitative and qualitative), and integrating behavioral science and economic evaluations with patient-oriented outcomes research.

    Selected Publications

    
Linas BS, Latkin C, Genz A, Westergaard RP, Chang LW, Bollinger RC, Kirk GD. "Utilizing mHealth methods to identify patterns of high risk illicit drug use." Drug Alcohol Depend. 2015 Jun 1;151:250-7. doi: 10.1016/j.drugalcdep.2015.03.031. Epub 2015 Apr 5.

    Ferrada MA, Chang L. "A man with skin lesions and ataxia: a case of disseminated varicella zoster." Int J Infect Dis. 2015 Apr;33:55. doi: 10.1016/j.ijid.2014.10.021. Epub 2014 Nov 13/

    Linas BS, Latkin C, Westergaard RP, Chang LW, Bollinger RC, Genz A, Kirk GD. "Capturing illicit drug use where and when it happens: an ecological momentary assessment of the social, physical and activity environment of using versus craving illicit drugs." Addiction. 2015 Feb;110(2):315-25. doi: 10.1111/add.12768. Epub 2014 Nov 20.

    Reynolds SJ, Sempa JB, Kiragga AN, Newell K, Nakigozi G, Galiwango R, Gray R, Quinn TC, Serwadda D, Chang L. "Is CD4 monitoring needed among ugandan clients achieving a virologic and immunologic response to treatment?" AIDS Patient Care STDS. 2014 Nov;28(11):575-8. doi: 10.1089/apc.2014.0086. Epub 2014 Oct 7.

    Burkey MD, Weiser SD, Fehmie D, Alamo-Talisuna S, Sunday P, Nannyunja J, Reynolds SJ, Chang LW. "Socioeconomic determinants of mortality in HIV: evidence from a clinical cohort in Uganda." J Acquir Immune Defic Syndr. 2014 May 1;66(1):41-7. doi: 10.1097/QAI.0000000000000094.

  • Academic Affiliations & Courses +
  • Activities & Honors +

    Honors

    • Sigma Tau Delta English Honor Society, Emory University, 1995
    • Mortar Board Honor Society for Leadership, Scholarship, and Service, Emory University, 1996
    • Omicron Delta Kappa Leadership Honor Society (President), Emory University, 1996
    • Emory School of Medicine Summer Research Fellow, Emory University, 1998
    • Francis R. Hammack Memorial Merit Scholarship, Emory University, 1998
    • Anne Elizabeth and Harper Gaston Service Scholarship, Emory University, 1999
    • Bert L. Hammack and Emory B. Hammack Memorial Merit Scholarship, Emory University, 1999
    • The American Federation for Clinical Research Award, 1999
    • The Atlanta Medical Community Medical Student Essay Contest Award, 1999
    • MD/MPH Full Tuition Merit Scholarship; Emory University, 2000
    • Centers for Disease Control and Prevention Hubert Fellow, 2001
    • Travel Award, 1st International Conference on HIV Pathogenesis and Treatment, 2001
    • Dr. Evangeline Papageorge/Lucia Gomez Medical Scholarship for Outstanding Students, Emory University, 2002
    • The Burt & Betty Shear Book Award-for the student most likely to make a uniquely positive mark on her or his universe, Emory University, 2002
    • Society of General Internal Medicine, Clinical Vignette Award Winner,, 2004
    • Young Investigator Award, 15th Conference on Retroviruses and Opportunistic Infections, 2008
    • Johns Hopkins Department of Medicine Research Retreat Clinical Fellow Abstract Honorable Mention, 2009

    Memberships

    • Member, International Association of Physicians in AIDS Care (IAPAC), 2011
    • Member, Infectious Diseases Society of America (IDSA), 2006
    • Member, International AIDS Society (IAS), 2000

    Professional Activities

    • Editor, Opportunistic Infections Section of the Cochrane HIV/AIDS Group, Cochrane Collaboration, 2009
  • Videos & Media +

    Recent News Articles & Media Coverage

    Exploring the Role of Mobile Technology as a Health Care Helper,” The New York Times, May 13, 2012

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