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

Dr. Thomas G Wimmer, MD

Individual provider Hospitalist Physician · NPI 1083725097

Dr. Thomas G Wimmer, MD is an Internal Medicine in Tualatin, Oregon. Qualified in 1998, 28 years ago. Practices with Kaiser Foundation Health Plan of the Northwest, a 1,811-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oregon and Washington.

Years since qualifying
28
Licensed in
OR, WA
In the registry since
2006
Specialties on file
4
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

19185 SW 90th Ave
Tualatin, OR 97062-7558
Phone: (503) 813-2000
Show map & directions

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

Additional practice locations (1)

  • 9205 Sw Barnes Rd, Portland, OR 97225-6603 — (503) 216-2906

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD152492 (OR)
Hospitalist Physician Taxonomy 208M00000X · Licence MD60063843 (WA)
Rheumatology Physician Taxonomy 207RR0500X · Licence MD152492 (OR)
Hospitalist Physician Taxonomy 208M00000X · Licence MD152492 (OR)

Record details

NPI number1083725097
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESOctober 22, 2025
Certification dateOctober 22, 2025
Mailing address500 Ne Multnomah St Ste 100, Portland, OR 97232-2031

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesRHEUMATOLOGY
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Kaiser Foundation Health Plan Of The Northwest — 1811 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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