JAMES ROBERT THAYER MD
NPI 1972551976
Internal Medicine in Portland, OR

Q: What is James Thayer's NPI number?

The NPI number for James Thayer is 1972551976. It was assigned to this individual provider in the NPPES registry on May 4, 2006.

Q: What is James Thayer's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for James Thayer was last updated on August 28, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 04, 2006

426 SW STARK ST, 5TH FLOOR, PORTLAND, OR 97204(503) 988-5140(503) 988-5180 Get Directions Write a Review

NPPES record last updated: August 28, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About James Robert Thayer Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JAMES ROBERT THAYER MD (NPI 1972551976) is an individual internal medicine provider in Portland, Oregon, licensed in Oregon (MD13684) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1972551976

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameJAMES ROBERT THAYERCredential: MD

Location Address426 SW STARK ST, 5TH FLOORPortland, OR 97204-2347

Mailing Address421 Sw Oak St, Suite 210Portland, OR 97204-1817 · (503) 988-3663 · Fax (503) 988-4098

Phone(503) 988-5140

Fax(503) 988-5180

Sole ProprietorNo

Enumeration DateMay 4, 2006

Last NPPES UpdateAugust 28, 2013

✔ NPI 1972551976 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in OR · MD13684

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

426 SW STARK ST, Portland, OR 97204

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Other Identifiers 4

Medicaid105007OR

Medicaid500628019OR

Medicare PINR149190OR

Medicare UPINE35450OR

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JULIE LIDDICOAT CHN

Registered Nurse (Community Health)

426 SW STARK ST, 3RD FLOOR
PORTLAND, OR 97204

Multnomah County (503) 988-3417

DR. STEVEN COLIN JACKSON MD

Family Medicine