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Yoseob Joseph Hwang, M.D., M.Sc.

Photo of Dr. Yoseob Joseph Hwang, M.D., M.Sc.
  • Assistant Professor of Medicine

Languages: English, Korean

Research Interests

Clinical epidemiology; pharmacoepidemiology; and outcomes research


Dr. Joseph Hwang is an assistant professor of medicine at the Johns Hopkins University School of Medicine.

Dr. Hwang received his M.D. from Case Western Reserve University School of Medicine. He earned M.Sc. in epidemiology and biostatistics at the University of Western Ontario. He completed his internal medicine residency training at the University of Pittsburgh Medical Center.

His research interests include clinical epidemiology, pharmacoepidemiology and outcomes research. more


  • Assistant Professor of Medicine

Departments / Divisions



  • MD, Case Western Reserve University (2017)


  • University of Pittsburgh Medical Center / Internal Medicine (2020)

Board Certifications

  • Pending/Scheduled / Internal Medicine

Research & Publications

Selected Publications

View all on Pubmed

Welk B, McArthur E, Fraser LA, Hayward J, Dixon S, Hwang YJ, Ordon M. The risk of fall and fracture with the initiation of a prostate-selective α antagonist: a population based cohort study. BMJ 2015;351:h5398.

Fraser LA, Liu K, Naylor KL, Hwang YJ, Dixon SN, Shariff SZ, Garg AX. Falls and fractures with atypical antipsychotic medication use: a population-based cohort study. JAMA Intern Med 2015;175(3):450-452.

Hwang YJ, Dixon SN, Reiss JP, Wald R, Parikh CR, Gandhi S, Shariff SZ, Pannu N, Nash DM, Rehman F, Garg AX. Atypical antipsychotic drugs and the risk for acute kidney injury and other adverse outcomes in older adults: a population-based cohort study. Ann Intern Med 2014;161(4):242-248.

Patel AM, Shariff S, Bailey DG, Juurlink DN, Gandhi S, Mamdani M, Gomes T, Fleet J, Hwang YJ, Garg AX. Statin toxicity from macrolide antibiotic coprescription: a population-based cohort study. Ann Intern Med 2013;158(12):869-876.

Hwang YJ, Shariff SZ, Gandhi S, Wald R, Clark E, Fleet JL, Garg AX. Validity of the International Classification of Diseases, Tenth Revision code for acute kidney injury in elderly patients at presentation to emergency department and at hospital admission. BMJ Open 2012;2(6).

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