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Sarah Messmer, Pediatrician, Pediatrics

Sarah Messmer, MD


get to know our provider

Dr. Sarah Messmer specializes in both pediatrics and internal medicine and provides primary care to both adults and children. Dr. Messmer cares for patients in both the inpatient and outpatient settings at UI Health. Her clinical interests include immigrant and refugee health, LGBTQ+ health, and gender-affirming care, global health, and opioid use disorder.

Language : English, Portuguese, Spanish

Specialties & Services

  • Internal Medicine
  • LGBTQ Inclusive Care
  • Pediatric Primary Care / General Pediatrics
  • Pediatrics
  • Addiction Medicine
  • Immigrant and refugee health
  • Opioid use disorder
  • Global health


Outpatient Care Center, Suite 2E

1801 W. Taylor Street
Chicago, IL 60612

Primary Care Plus Clinic

1801 W. Taylor St. 3AA
Chicago, IL 60612


  • Residency: Massachusetts General Hospital
  • Internship: Massachusetts General Hospital
  • Medical School: Harvard Medical School
  • Board Certification: Internal Medicine
  • Board Certification: Pediatrics