Brent G Petty, M.D.

Headshot of Brent G Petty
  • Chair, Pharmacy & Therapeutics Committee
  • Professor of Medicine


General Internal Medicine, Internal Medicine

Research Interests

Quality Improvement; Phase I Clinical Trials; Phase II and Phase III Clinical Trials; Antimicrobial Chemotherapy; Hospital-based Medical Practices; Internal Medicine with Ophthalmologic Clinical Trials more

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Insurance Information

Main Phone

Outside of Maryland & Washington D.C.

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International Patients

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Johns Hopkins Outpatient Center (now called Levi Watkins, Jr., M.D., Outpatient Center)

Appointment Phone: 410-955-0670
601 N. Caroline St.
Baltimore, MD 21287
Phone: 410-955-8181
Johns Hopkins Outpatient Center (now called Levi Watkins, Jr., M.D., Outpatient Center) - Google Maps


Dr. Brent Petty is a Professor of Medicine at the Johns Hopkins University School of Medicine. He holds a secondary appointment in Pharmacology and Molecular Sciences. Dr. Petty’s areas of expertise include clinical pharmacology and general internal medicine. 

He received his M.D. from the University of Utah. 

Dr. Petty’s research interests include quality improvement, antimicrobial chemotherapy, hospital-based medical practices, and internal medicine with ophthalmologic clinical trials.

At Johns Hopkins, Dr. Petty serves as chair of the Pharmacy and Therapeutics Committee, the Clinical Quality Improvement Committee, the Continuity of Care Subcommittee.  He co-chairs the Utilization Review Committee and the Order Set Review Committee. He is a member of the Society of General Internal Medicine. more


  • Chair, Pharmacy & Therapeutics Committee
  • Chair, Clinical Quality Improvement Committee
  • Chair, Continuity of Care Subcommittee
  • Professor of Medicine
  • Professor of Pharmacology and Molecular Sciences

Departments / Divisions

Centers & Institutes



  • MD; The University of Utah (1974)


  • Internal Medicine; Johns Hopkins University School of Medicine (1977)

Board Certifications

  • American Board of Internal Medicine (Internal Medicine) (1977)

Research & Publications

Selected Publications

View all on PubMed

Lindquist LA, Covinsky K, Langa KM, Petty BG, Williams BC, Kutner JS. Making general internal medicine research relevant to the older patient with multiple chronic comorbidities. J Gen Intern Med. 2014 Jun;29(6):915-9. doi: 10.1007/s11606-013-2719-3. PMID: 24557510 [PubMed - in process]

Nyunt MM, Lu Y, El-Gasim M, Parsons TL, Petty BG, Hendrix CW. Effects of ritonavir-boosted lopinavir on the pharmacokinetics of quinine. Clin Pharmacol Ther. 2012 May;91(5):889-95. doi: 10.1038/clpt.2011.326. PMID: 22472986

Polydefkis M, Sirdofsky M, Hauer P, Petty BG, Murinson B, McArthur JC. Factors influencing nerve regeneration in a trial of timcodar dimesylate. Neurology. 2006 Jan 24;66(2):259-61. PMID: 16434669

Contact for Research Inquiries

Johns Hopkins Division of Clinical Pharmacology Drug Development Unit
Phone: 410-955-3100

Activities & Honors


  • Alpha Omega Alpha
  • Professors Teaching Award


  • Society of General Internal Medicine
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