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

Gregory James Allen, MD

Individual provider Diagnostic Radiology Physician · NPI 1790744308

Gregory James Allen, MD is a Diagnostic Radiology Physician in Seattle, Washington. Licensed in California and Washington. Registered with an NPI since 2006.

Licensed in
CA, WA
In the registry since
2006
Specialties on file
2
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

1550 N 115th Northwest Hospital
Seattle, WA 98133
Phone: (206) 368-1744
Fax: (206) 368-1398
Show map & directions

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

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence MD00024406 (WA)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence G046247 (CA)

Record details

NPI number1790744308
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 22, 2006
Last updated in NPPESApril 1, 2015

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