Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Philip Merrill Sampson, PA-C

Medical Physician Assistant in Livingston, CA · enumerated 2006 · practices at Livingston Community Health Services.

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

National Provider Identifier

1508974213

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Philip Merrill Sampson

Credential PA-C

Sex Male

Practice address 1140 Main St, Livingston, CA, 95334

Phone (209) 394-7913

Fax (209) 394-9093

Enumeration date Aug 25, 2006

Last updated in NPPES Oct 24, 2018

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 14693 (CA) Secondary

363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA14693 (CA) Primary

Other identifiers

Identifier	Type	State	Issuer
PA14693	Medicaid	CA	-

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

Where does Philip Sampson practice?

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

What is the NPI number for Philip Sampson?

The National Provider Identifier (NPI) for Philip Sampson is 1508974213, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-10-24.