Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Michael Dean Lewis, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1508674516

Michael Dean Lewis, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Olympia, Washington. Qualified in 2024, 2 years ago. Practices with Gastroenterology Associates Clinical Practice PLLC, an 18-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Indiana and Washington.

Years since qualifying
2
Licensed in
IN, WA
In the registry since
2024
Specialties on file
2
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

3900 Capital Mall Dr SW
Olympia, WA 98502-8654
Phone: (360) 754-5858
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 209 Lilly Rd Ne, Olympia, WA 98506-5030 — (360) 413-8250

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence AP61649011 (WA)
Anesthesiology Physician Taxonomy 207L00000X · Licence 153506 (IN)

Record details

NPI number1508674516
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedDecember 23, 2024
Last updated in NPPESJanuary 5, 2026
Certification dateJanuary 5, 2026
Mailing address834 95th Ln Se, Olympia, WA 98501-9211

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Gastroenterology Associates Clinical Practice Pllc — 18 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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