Mark E Powis, MD

Gastroenterology

Lone Tree, CO

Specialty

Gastroenterology

Credential

NPI

1386771327

Affiliated Facility

Kaiser Permanente

10240 Park Meadows Drive, Lone Tree, CO 80108

(303) 338-4545

Medicare★ 4.6 Google (1463)97% Patient Rating

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Procedures & Specialty

Mark E Powis specializes in Gastroenterology procedures performed in an outpatient ambulatory surgical setting.

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About this profile: Surgeon information is sourced from the CMS National Plan and Provider Enumeration System (NPPES) NPI Registry and reflects the practice address on file as of February 2026. Facility affiliation is based on matching practice address to CMS-certified ambulatory surgery center locations.