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

John C Walker, MD

Individual provider Allergy & Immunology Physician · NPI 1215964671

John C Walker, MD is an Allergy & Immunology Physician in Richland, 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.

See every abbreviation used in this directory →

Practice location Address checks out

108 Columbia Point Dr
Richland, WA 99352-4387
Phone: (509) 946-0189
Fax: (509) 946-0264
Show map & directions

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

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence MD00040997 (WA)

Record details

NPI number1215964671
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2006
Last updated in NPPESSeptember 3, 2019

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