NPPES file of Aug 9, 2026

James F. Pierce, DO

Internal Medicine Physician · Corvallis, OR

James F. Pierce, DO is an internal medicine physician with a practice address in Corvallis, Oregon, and NPI 1235485335, issued on Jul 26, 2012. Check the license (Oregon DO176181, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235485335
Name
James F. Pierce
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
DO176181 OR
PG168395 OR
Self-reported in NPPES; status is on the state search
Practice location
3600 NW Samaritan Dr, Corvallis, OR 97330
Phone
(541) 768-5111
Enumerated
Jul 26, 2012
Record last updated
Nov 10, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
500708576 OR
Medicare enrollment
Enrolled (PECOS I20160628001083); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3600 NW Samaritan Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Aamir Abbas, DOAnesthesiology Physician1861818957
  2. Prathyush Adapa, DOPsychiatry Physician1487346946
  3. Adetola Adebola, MDInternal Medicine Physician1124602958
  4. Bikash AdhikariPsychiatry Physician1225772189
  5. Edosasere Amayo, MDOrthopaedic Surgery Physician1467398859
  6. Levana Amrock, MDAnesthesiology Physician1699160184

Verify James F. Pierce in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license DO176181
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Oregon license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $19.59

1 payment: food and beverage; the largest payer was KLS-Martin L.P. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Pierce$19.59
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Salem HealthSalem, OR

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

James F. Pierce among 2,116 internal medicine physician records in Oregon

James F. Pierce, DO is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 68% of them.

  • NPI issued2012 · 68% of these records are older, 30% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2013 · median 2008 among the 1,232 with a school on file
  • Record last updated2020 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

129 internal medicine physician records list a practice address in Corvallis

They are 129 of the 4,096 NPPES records with a practice address in Corvallis, and 2,116 internal medicine physician records in Oregon.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Steven Athay, M.D.Corvallis, OR 973301477502375
  2. Lynn Bentson, M.D, MACPCorvallis, OR 973301619916483
  3. Charlene Carroll, M.D.Corvallis, OR 973301275577769
  4. Brian Curtis, M.D.Corvallis, OR 973301245289115
  5. Ulrike Guempel, M.D.Corvallis, OR 973301912956897
  6. Kien Huynh, M.D.Corvallis, OR 973301619918034
  7. Janel Lawrence, M.D.Corvallis, OR 973301184673998
  8. Libor Pavlosek, M.D.Corvallis, OR 973301376510420

Common questions

What is James F. Pierce, DO's NPI number?

James F. Pierce, DO's National Provider Identifier (NPI) is 1235485335, issued on Jul 26, 2012. An NPI identifies a provider in billing; it is not a license.

Where is James F. Pierce, DO located?

The NPPES record lists a practice address at 3600 NW Samaritan Dr, Corvallis, OR, 97330. Phone: (541) 768-5111. Providers update this record themselves, so call before visiting.

How can I verify James F. Pierce, DO's license?

NPPES lists Oregon license number DO176181, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.