Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Andrew Clinton Pearson, D.O.

Surgery Physician in La Grande, OR · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1871700450

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Registry record

Entity type Individual (Type 1)

Name Dr. Andrew Clinton Pearson

Credential D.O.

Sex Male

Practice address 506 4th St, La Grande, OR, 97850

Phone (541) 663-3138

Fax (541) 975-5120

Enumeration date May 16, 2007

Last updated in NPPES Mar 25, 2014

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License DO150722 (OR) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Andrew Pearson?

The National Provider Identifier (NPI) for Andrew Pearson is 1871700450, a Type 1 (individual) record in the CMS NPPES registry.

Where does Andrew Pearson practice?

The practice location on file with NPPES is in La Grande, OR. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Stanley Graham Internal Medicine Physician · La Grande, OR NPI 1952330557 Stephen Bump Internal Medicine Physician · La Grande, OR NPI 1497785042 Susan Rice Internal Medicine Physician · La Grande, OR NPI 1306876958 Grande Ronde Hospital, Inc. Primary Care Clinic/Center · La Grande, OR NPI 1174553929 Sandi Wanta Family Nurse Practitioner · La Grande, OR NPI 1770505778 Debra Studer Geriatric Medicine (Family Medicine) Physician · La Grande, OR NPI 1356454631 Rodrigo Lim Neurology Physician · La Grande, OR NPI 1558405878 Anda Yangson Family Medicine Physician · La Grande, OR NPI 1629292404

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-03-25.