Michael J Kozal, MD

Professor of Medicine (AIDS); Chief Section of Infectious Diseases VA CT Healthcare System ; Director Yale HIV Clinical Trials; Acting Chief, Medical Service VACHS & Vice Chair, VA Medical Service for the Yale Dept. of Internal Medicine

Departments & Organizations

Internal Medicine: Infectious Diseases: AIDS Care Program | Viral Hepatitis Program

Office of Student Research

Virology laboratories

Yale Medical Group


Dr. Kozal is a translational researcher who has focused his research career on three areas: 1) investigating the genetic determinants of HIV and HCV drug resistance, 2) the development of new molecular methods to detect viral mutations, and 3) HIV and HCV clinical trials involving new drugs and diagnostic technology. Dr. Kozal is an expert in microarray and deep sequencing technology receiving patents for his work in genotyping. Dr. Kozal directs the Yale HIV Clinical Trials Group and has more than 20 years of experience in running clinical trials, serving as the principal investigator or site investigator on >30 HIV and Hepatitis C trials. He has served on multiple VA and NIH/NCI review panels and was recently named to be a member of the DHHS/NIH Panel on Antiretroviral Guidelines for Adults and Adolescents.

Education & Training

MD University of Nebraska (1988)
Resident University of Nebraska College of Medicine
Fellow Stanford University Medical Center
Board Certification AB of Internal Medicine, Infectious Disease (1994)
Board Certification AB of Internal Medicine, Internal Medicine (1991)

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Contact Info

Michael J Kozal, MD
Patient Care Locations
Yale Infectious Disease135 College Street, Ste Suite 323
New Haven, CT 06510
Yale-New Haven Hospital
20 York Street

New Haven, CT 06510
Mailing Address
135 College Street
New Haven, CT 06510