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

Gregory M Thomas, MD

Individual provider Family Medicine Physician · NPI 1376585448

Gregory M Thomas, MD is a Family Medicine Physician in Keizer, Oregon. Licensed in Oregon. Registered with an NPI since 2006.

Licensed in
OR
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

5100 River Rd N
Keizer, OR 97303-5371
Phone: (503) 393-2533
Fax: (503) 393-5978
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 13584 (OR)

Record details

NPI number1376585448
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 12, 2006
Last updated in NPPESMay 11, 2011

Other providers in Keizer