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

Walter M Hassig, MD

Individual provider Gastroenterology Physician · NPI 1730152794

Walter M Hassig, MD is a Gastroenterology Physician in Federal Way, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

33915 1st Way S Ste 200
Federal Way, WA 98003-6396
Phone: (253) 272-5127
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence MD00037341 (WA)

Record details

NPI number1730152794
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 9, 2006
Last updated in NPPESJune 21, 2019

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