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

Dr. Peter S Hartwell, MD

Individual provider Gastroenterology Physician · NPI 1750379004

Dr. Peter S Hartwell, MD is a Gastroenterology Physician in Burien, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

16233 Sylvester Rd SW G-20
Burien, WA 98166-3045
Phone: (206) 431-9771
Fax: (206) 431-5484
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence MD00019997 (WA)

Record details

NPI number1750379004
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 11, 2005
Last updated in NPPESApril 29, 2008

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