Skip to main content

H. K.


Hadi Kharrazi, MD, PhD, MHI, studies the role of data science, informatics, and predictive models in managing healthcare utilization while improving health outcomes.

Contact Info

624 N. Broadway, Hampton House 606

Research Interests

population health informatics; risk stratification; predictive modeling; social determinants of health; clinical informatics;
Experiences & Accomplishments
Dalhousie University
Dalhousie University
Tehran University
Dr. Hadi Kharrazi is a core faculty of Health Policy and Management at the Johns Hopkins Bloomberg School of Public Health with a joint appointment at the Johns Hopkins School of Medicine. He is the co-director of the Johns Hopkins Center for Population Health IT (CPHIT) and serves on multiple national advisory boards and steering committees.

As the co-director of CPHIT, Dr. Kharrazi is pursuing priority Population Health Informatics (PHI) research that provide direct population-based applications to providers, patients, and payers. His research focuses on leveraging informatics to improve population health while reducing cost. He has been the principal investigator of multiple federal and state grants with special focus on population/clinical health IT.

Dr. Kharrazi also has an extensive record on education. He has developed more than a dozen courses in health informatics. He is currently the director of the DrPH Informatics track program at the Johns Hopkins School of Public Health, and the co-director of the PhD program in Health Informatics at the Johns Hopkins School of Medicine.
Honors & Awards
Fellow, American College of Medical Informatics (FACMI) - 2022
Fellow, American Medical Informatics Association (FAMIA) - 2020
Excellence in Teaching - 2018, 2020, 2022
Technology Transfer Award - 2017 & 2019
JHU Faculty Innovation Award - 2013
Select Publications
See for recent publications.
  • Chang HY, Hatef E, Ma X, Weiner JP, Kharrazi H. Impact of Area Deprivation Index on the performance of claims-based risk adjustment models in predicting healthcare costs and utilization. Popul Health Manag. 2020
  • Ma X, Jung C, Chang H-Y, Richards TR, Kharrazi H. Assessing the population level correlation of medication regimen complexity and adherence indices using electronic health records and insurance claims. J Manag Care Spec Pharm. 2020; 26(7): 860-871
  • Kharrazi H, Anzaldi L, Hernandez L, Davison A, Boyd CM, Leff B, Kimura J, Weiner JP. Measuring the value of electronic health record’s free text in identification of geriatric syndromes. J Am Geriatr Soc. 2018
  • Kharrazi H, Chi W, Chang HY, Richards TM, Gallagher JM, Knudson SM, Weiner JP. Comparing population-based risk-stratification model performance using data extracted from electronic health records versus administrative claims. Med Care. 2017; 55 (8): 789-796
  • Kharrazi H, Lasser E, Yasnoff WA, Loonsk J, Advani A, Lehmann H, Chin D, Weiner JP. A proposed national research and development agenda for population health informatics: summary recommendations from a national expert workshop. J Am Med Inform Assoc. 2017; 24 (1):2-12