Damani Arnold Piggott, M.D., Ph.D.

Headshot of Damani Arnold Piggott
  • Associate Vice Provost for Graduate Diversity and Partnerships
  • Associate Professor of Medicine

Languages: English, Spanish


Infectious Disease

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The Johns Hopkins Hospital (Main Entrance)

Appointment Phone: 443-997-1900
1800 Orleans St.
Sheikh Zayed Tower
Baltimore, MD 21287
Phone: 410-955-1725
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Dr. Damani Piggott is an associate professor of medicine at the Johns Hopkins University School of Medicine. He holds a joint appointment in epidemiology at the Johns Hopkins Bloomberg School of Public Health. He is the inaugural Associate Vice Provost for Graduate Diversity and Partnerships and Director of the Vivien Thomas Scholars Initiative at Johns Hopkins University. His areas of clinical expertise include HIV and infectious diseases. 

Dr. Piggott has worked on clinical and research projects in urban and rural communities in the United States, the Caribbean, West Africa and South Africa. His research centers on understanding the biological, epidemiologic and social determinant pathways necessary to improve survival and quality of life for persons aging with HIV, with particular focus on the investigation of frailty and other aging phenotypes.

Dr. Piggott serves as Co-Director of the Kennedy Krieger Institute James A. Ferguson Emerging Infectious Diseases RISE Fellowship Program, funded by the Centers for Disease Control and Prevention, and is a founding member of the Inclusion, Diversity, Access and Equity Task Force of the Infectious Diseases Society of America.

Dr. Piggott received his undergraduate degree from Morehouse College. He earned his M.D. and Ph.D. in Immunology from Yale University. He completed his residency in internal medicine and pediatrics at Yale-New Haven Hospital and fellowship training in infectious diseases and epidemiology at Johns Hopkins.

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  • Associate Vice Provost for Graduate Diversity and Partnerships
  • Director, Vivien Thomas Scholars Initiative
  • Associate Professor of Medicine

Departments / Divisions



  • MD; Yale School of Medicine (2005)


  • Medicine and Pediatrics; Yale-New Haven Hospital (2009)


  • Infectious Diseases; Johns Hopkins University School of Medicine (2012)

Board Certifications

  • American Board of Internal Medicine (Infectious Disease) (2011)
  • American Board of Pediatrics (Pediatrics) (2015)

Research & Publications

Selected Publications

Piggott DA, Bandeen-Roche K, Mehta SH, Brown TT, Yang H, Walston JD, Leng SX, Kirk GD. Frailty Transitions, Inflammation and Mortality among Persons Aging with HIV Infection and Injection Drug Use. AIDS 2020; 34: 1217-25

Macias Gil R, Marcelin JR, Zuniga-Blanco B, Marquez C, Mathew T, Piggott DA. COVID-19 Pandemic: Disparate Health Impact on the Hispanic/Latinx Population in the United States. J Infect Dis 2020; 222: 1592-5

Piggott DA, Tuddenham S. The Gut Microbiome and Frailty. Transl Res 2020; S1931-5244(20)30062-1

Piggott DA, Muzaale AD, Varadhan RD, Mehta SH, Westergaard RP, Brown TT, Patel KV, Walston JD, Leng SX, Kirk GD. Frailty and Cause-Specific Hospitalization among Persons Aging with HIV Infection and Injection Drug Use. J Gerontol A Biol Sci Med Sci 2017; 72: 389-94

Piggott DA, Muzaale AD, Mehta SH, Brown TT, Patel KV, Leng SX, Kirk GD. Frailty, HIV Infection, and Mortality in an Aging Cohort of Injection Drug Users. PLoS ONE 2013; 8: e54910

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