PC Program Leadership

Program Director and Assistant Directors


Sacro_YasminYasmin Sacro, MD is a proud Filipino American raised in San Diego, California who completed her BA in Biological Sciences and Economics at the University of Chicago, then graduated from the University of Chicago Pritzker School of Medicine. She completed her residency and chief year in internal medicine at Scripps Mercy Hospital in San Diego. She then served as a Core Faculty member at the University of Chicago and is also a National Health Service Corps Member. She joined Denver Health and the University of Colorado School of Medicine in 2015 and provides primary care to patients of the Five Points community at Denver Health Eastside Clinic. Her primary academic interests include care of vulnerable populations, Diversity Equity Inclusion & Justice, and medical education. Outside of medicine Dr. Sacro spends her time reading, enjoying cultural arts, and keeping up with her 3 children. Dr. Sacro is the Program Director of the Primary Care Residency Track of the University of Colorado at Denver Health.

Christine Haynes, MDChristine Haynes, MD, MPH was born in New York and studied international affairs and global health at Georgetown University. She received her MD and MPH from Northwestern University and then completed her residency and chief year in Internal Medicine/Primary Care at UCLA. Christine is a primary care physician at Denver Health and cares for patients at the Westside Clinic , as well as supervising residents on general inpatient wards. Her interests include women’s health, underserved populations, population health and quality improvement, and advance care planning. Christine enjoys running, biking, traveling, live music,  and exploring new places. However, she spends most of her time reading children’s books in funny voices and dancing in the kitchen with her two young children. Christine is the Assistant Program Director for the Primary Care Residency Track. 



Michelle Cleeves, MD is originally from Boulder, CO and graduated from the University of Colorado School of Medicine. She did her residency at Montefiore Medical Center in the Bronx, NY in the Social Internal Medicine program. After finishing residency in 2012, she returned to Colorado and joined the Division of General Internal Medicine at Denver Health. Michelle has strong interests in underserved populations and Women’s Health. She joined the leadership of the Primary Care track as director for journal clubs and video review curriculum. Michelle enjoys camping, hiking, rafting, and cooking.

Nicklas_JacindaJacinda Mawson Nicklas, MD, MPH, MA grew up in Woodside, California. She completed her BA in Human Biology and her MA in Anthropology at Stanford University. She received her MD from Harvard Medical School and completed her residency in Internal Medicine and Primary Care at Brigham and Women's Hospital in Boston, Massachusetts. She received her MPH from the Harvard School of Public Health and completed her clinical research fellowship in Integrative Medicine and General Medicine at Harvard Medical School. Her research focuses on women’s health, obesity, lifestyle change, and disease prevention. Her current research uses websites and mobile apps to help postpartum women who are at elevated risk for diabetes and heart disease. Outside of medicine she enjoys spending time with her husband and three children as well as running, skiing, hiking, swimming, and cycling. Dr. Nicklas is the Director of Primary Care Research and oversees PC resident research projects.


Focused Interests of GIM Faculty Members in care of Vulnerable Populations:

  • Advocacy
  • Care of patients who were formerly incarcerated
  • Care of patients living with HIV
  • Care of patients living with homelessness
  • Family Planning (Title X Clinic at Denver Health)
  • Gender Affirming Care
  • Geriatrics
  • Health Disparities
  • Hepatitis C
  • Immigrant/Refugee Health
  • Spinal Cord Injuries
  • Substance Use Disorder Treatment (including buprenorphine prescribing)



PC Track Leadership presents at APDIM 2022
Association of Program Directors in Internal Medicine (APDIM) Spring Meeting 2022
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