Christopher Lewis

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Instructor in Pediatrics, Endocrinology and Diabetes
Medical Director of Differences of Sexual Development Clinic
Co-Director of Pediatric Transgender Health
Endocrinology and Diabetes

phone: (314) 454-6051

Clinical Interests

  • Differences of Sex Development
  • Transgender Health (Pubertal suppression and Hormone therapy)
  • LGBTQIA Advocacy
  • LGBTQIA Healthcare Education
  • Subcutaneous Implant Placement and Removal


  • BS, Texas A&M University2006
  • MD, University of Texas Medical Branch School of Medicine2010


  • Pediatric Residency, State University of New York2010 - 2011
  • Pediatric Residency, Washington University 2011 - 2014
  • Pediatric Endocrinology Fellowship, Washington University 2014 - 2017
  • Education Skills Program , Washington University School of Medicine2018 - 2019
  • Leadership Development Program, Washington University School of Medicine2019 - 2019

Licensure and Board Certification

  • 2014 - PresMO, Medical State License
  • 2014 - PresGeneral Pediatrics Certification
  • 2014 - PresAmerican Board of Pediatrics - General Pediatrics Certification
  • 2017 - PresNexplanon Subcutaneous Implant – Merck Clinical Training Certification

Honors and Awards

  • Quality Improvement Award, Washington University2013
  • Children’s Direct Triple Crown Award in Superior Patient Care, Washington University2015
  • Equality Award Honoree , Human Rights Campaign2017
  • PrideSTL Community Proud Award - presented to the individual, group, business, or organization that has gone above and beyond, giving an extraordinary amount of energy making a positive difference in the lives of those in marginalized communities2018
  • PrideSTL Felton T. Day Community Service Award - presented to a person whose service to the LGBTQIA+ community has gone above and beyond, exemplifying the spirit of leadership and service in one’s community2018
  • Voted 2017-2018 Best Teachers by Washington University Pediatric Residency2018
  • Cultural Leadership Transformational Leadership Award - St. Louis Children's Hospital - Recognizes extraordinary organizations whose contributions advance diversity, inclusion, and social justice in the St. Louis community2018
  • Audre Lorde Academic Exploration Award - 2018 Holobaugh Honors - Washington University; Recognizes persons in supporting the LGBTQIA+ Washington University community whose work has gone above and beyond2018
  • Children’s Direct Triple Crown Award in Superior Patient Care, Washington University2018
  • OUT in STL 2019 Influencer Award2019
  • FOCUS St. Louis - 22nd Annual What’s Right with the Region Award2019
  • PROMO - Partnership Award2022

Recent Publications view all (4)

Publication Co-Authors

  1. Multicenter Analysis of Cardiometabolic-related Diagnoses in Transgender and Gender-Diverse Youth: A PEDSnet Study JCEM. 2022;107(10):4004-4014. PMCID:PMC9516032  PMID:35945152 
  2. Fertility preservation discussions, referral and follow-up in male-to-female and female-to-male adolescent transgender patients Hum Fertil. 2021;1-5. doi:10.1080/14647273.2021.2015804  PMID:34915792 
  3. Disordered Eating, Food Insecurity, and Weight Status Among Transgender and Gender Nonbinary Youth and Young Adults: A Cross-Sectional Study Using a Nutrition Screening Protocol. LGBT Health. 2021;8(5):359-366. doi:10.1089/lgbt.2020.0308  PMID:34097472 
  4. Successful oocyte cryopreservation using letrozole as an adjunct to stimulation in a transgender adolescent after GnRH agonist suppression. Fertil Steril. 2021;116(2):522-527. doi:10.1016/j.fertnstert.2021.02.025  PMID:33795140 
Last updated: 10/19/2022
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