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Tammy Chang


Tammy Chang

Assistant Professor of Family Medicine


Dr. Tammy Chang is a health services researcher and practicing family physician with a passion for adolescent health, specifically, breaking the cycle of poverty and poor health among adolescent mothers and their children.

Her NIH-sponsored research is focused on improving access to reproductive health care and promoting healthy pregnancy weight gain among at-risk adolescents using text messaging, social media mining, and natural language processing (NLP). She is also the founding director of MyVoice a national text-message poll of youth age 14-24 that uses mixed methods and NLP with the goal of informing local and national policies in real-time.

Dr. Chang is a faculty member in the National Clinician Scholars Program where she trains junior faculty clinicians and teaches a Master’s level course in Leadership and Communication. She actively mentors numerous high school students, undergraduate students, graduate students, medical students, and post-doctoral fellows to fill the pipeline of future health services researchers.

Dr. Chang received her undergraduate degree from the University of Michigan with honors in Cellular and Molecular Biology and Zoological Anthropology. She also received her medical degree and master of public health degree in health policy and management from the University of Michigan. Dr. Chang completed residency training and served as co-chief resident in the Department of Family Medicine at the University of Michigan and is an alumna of the University of Michigan Robert Wood Johnson Foundation Clinical Scholars program. She has received several national awards including the Academy Health Presidential Scholarship for New Health Services Researchers, the North American Primary Care Research Group Distinguished Trainee Award, and the Society of Teachers of Family Medicine Distinguished Paper Award.

She is a member of the American Association of Public Opinion Research, the North American Primary Care Research Group and the Society of Teachers of Family Medicine where she serves as the Chair of the Research Committee.

Dr. Chang is fluent in Mandarin Chinese and conversant in Spanish.