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Kelli Lewis, MD, FACEP

Medical Director


Kelli Lewis MD, FACEP, is the Medical Director at Saint Joseph Emergency – Littleton in Littleton, CO. She has been with US Acute Care Solutions (legacy Ergentus) since 1993. 

Dr. Lewis started her healthcare journey as a CNA, EMT, RN, and BSN before graduating from Texas Tech School of Medicine and Denver Health Affiliated Residency in EM. She has been working in USACS Colorado (previously ESP and Ergentus) continuously throughout her professional career. She has served in multiple leadership positions, to include Department Chair, Peer Review member/Vice Chair, and Medical staff president.

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