NPI Portal NPI Lookup & Verification

Oconnor Physician Group Inc

Oconnor Physician Group Inc is a healthcare organization registered as Internal Medicine Physician in Pinole, CA, holding Type 2 (organization) NPI 1598976714 since 2007. The authorized official on file is Michael Oconnor, Owner.

✓ Active NPI ✓ Valid NPI checksum

NPI 1598976714
Entity type Organization (Type 2)
Legal business name Oconnor Physician Group Inc
Practice address 1690 SAN PABLO AVE, SUITE F, Pinole, CA, 94564
Phone 9257531986
Enumeration date 2007-05-28
Last updated in NPPES 2015-03-31

Authorized official

Name Michael Oconnor
Title Owner
Phone 9257531986

Taxonomy & classification

Taxonomy code Specialty Primary License State
207Q00000X Family Medicine Physician Secondary A44531 CA
207R00000X Internal Medicine Physician Primary A446530 CA
Copy-ready billing details
Provider: Oconnor Physician Group Inc
NPI: 1598976714
Taxonomy: 207R00000X (Internal Medicine Physician)
Address: 1690 SAN PABLO AVE, SUITE F, Pinole, CA, 94564

Providers at this address

NPI Name Type Specialty Location
1720006380 Patricia Oconnor Individual Family Medicine Physician Pinole, CA
1386753317 Michael Oconnor Individual Endocrinology, Diabetes & Metabolism Physician Pinole, CA
1194053959 Arjay Ventura Individual Chiropractor Pinole, CA

Verify this record

Cross-check NPI 1598976714 against the authoritative CMS record: view Oconnor Physician Group Inc on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for Oconnor Physician Group Inc?
The NPI for Oconnor Physician Group Inc is 1598976714, a Type 2 (organization) record in the CMS NPPES registry.
Who is the authorized official for Oconnor Physician Group Inc?
NPPES lists Michael Oconnor (Owner) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2015-03-31.