Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

James P O'Brien, PA

Physician Assistant in Farmington, NY · enumerated 2007.

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

National Provider Identifier

1184826018

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Registry record

Entity type Individual (Type 1)

Name James P O'Brien

Credential PA

Sex Male

Practice address 1160 Corporate Dr, Farmington, NY, 14425

Phone (585) 924-1510

Enumeration date Jun 4, 2007

Last updated in NPPES Jul 21, 2022

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 003182 (NY) Primary

PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA 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 James O'Brien?

The National Provider Identifier (NPI) for James O'Brien is 1184826018, a Type 1 (individual) record in the CMS NPPES registry.

Where does James O'Brien practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-21.