NPI Portal NPI Lookup & Verification

Internal Medicine in Centralia, WA

19 active Internal Medicine providers practice in Centralia, Washington according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Centralia, WA
NPI Name Type Specialty Location
1134362643 Christopher Maccausland Individual Internal Medicine Physician Centralia, WA
1790217776 Cullen Owen Individual Internal Medicine Physician Centralia, WA
1508934167 David Bixler Individual Internal Medicine Physician Centralia, WA
1114091782 David Fick Individual Internal Medicine Physician Centralia, WA
1134148083 Eric Swanson Individual Internal Medicine Physician Centralia, WA
1437218211 Floyd Smith Individual Internal Medicine Physician Centralia, WA
1942260427 Hari Pathi Individual Internal Medicine Physician Centralia, WA
1497908198 Iftikhar Ch Individual Internal Medicine Physician Centralia, WA
1972700656 Jaekyung Song Individual Internal Medicine Physician Centralia, WA
1609300029 Jatinder Banipal Individual Internal Medicine Physician Centralia, WA
1487912069 Katie Kunnen Individual Internal Medicine Physician Centralia, WA
1801814892 Larry Nelson Individual Internal Medicine Physician Centralia, WA
1568653152 Larry R Nelson M.D. Inc P.S. Organization Internal Medicine Physician Centralia, WA
1649267196 Loren Cooper Individual Internal Medicine Physician Centralia, WA
1669704755 Loren D Cooper, MD, Inc. Ps Organization Internal Medicine Physician Centralia, WA
1609187103 Nicholas Holtan Individual Internal Medicine Physician Centralia, WA
1073487419 Ramona Anderson Individual Internal Medicine Physician Centralia, WA
1417090044 Romil Wadhawan Individual Internal Medicine Physician Centralia, WA
1538306014 Sang Yoon Oh Individual Internal Medicine Physician Centralia, WA

Frequently asked questions

How many Internal Medicine providers are in Centralia, WA?
The latest NPPES snapshot lists 19 active Internal Medicine providers with a practice address in Centralia, Washington.
How do I check a Internal Medicine provider's NPI in Centralia?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-10.