COUNTY OF SAN JOAQUIN
NPI 1891036612
Clinic/Center - Multi-Specialty in Stockton, CA
About County Of San Joaquin NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COUNTY OF SAN JOAQUIN (NPI 1891036612), doing business as San Joaquin County Clinics Fpc, is a healthcare organization registered as a multi-specialty in Stockton, California and active in the NPI registry since March 2013. The organization lists Ahad Yousuf, Chief Executive Officer, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
County Of San Joaquin is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
532Medicare enrollment records show 532 clinicians reassign Medicare billing to County Of San Joaquin, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 151 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 45
Nearest to this location (20)
See all 532Stockton, CA 95204
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is County Of San Joaquin's NPI number?
The NPI number for County Of San Joaquin is 1891036612. It was assigned to this organization in the NPPES registry on March 4, 2013. The provider is doing business as San Joaquin County Clinics FPC.
Where is County Of San Joaquin located?
County Of San Joaquin is located at 1414 North California Street Suite C, Stockton, CA 95202. The listed phone number is (209) 953-6400.
What is County Of San Joaquin's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Multi-Specialty, with taxonomy code 261QM1300X.
Is County Of San Joaquin enrolled in Medicare?
Yes. County Of San Joaquin is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through County Of San Joaquin?
According to the CMS Revalidation Reassignment List (October 2026 release), 532 clinicians in 45 Medicare specialties reassign their Medicare billing to County Of San Joaquin. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Diagnostic Radiology (135), Certified Registered Nurse Anesthetist (CRNA) (52) and Internal Medicine (42). Of these, 2 practice at this address and 151 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for County Of San Joaquin was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# County Of San Joaquin · NPI 1891036612
Multi-Specialty organization in Stockton, California. Organization record, active in the CMS NPPES registry since March 4, 2013.
## Identity
- **NPI:** 1891036612 (Entity type: Organization)
- **Enumerated:** March 4, 2013
- **Primary specialty:** Clinic/Center - Multi-Specialty · taxonomy 261QM1300X
- **Also known as:** San Joaquin County Clinics FPC (Doing Business As)
- **Organization subpart:** Yes (part of County Of San Joaquin)
- **Authorized official:** Ahad Yousuf, CHIEF EXECUTIVE OFFICER
## Practice location
- **Address:** 1414 NORTH CALIFORNIA STREET SUITE C, Stockton, CA 95202-1515
- **Phone:** (209) 953-6400 · **Fax:** (209) 468-9539
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 532 clinicians in 45 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Diagnostic Radiology (135), Certified Registered Nurse Anesthetist (CRNA) (52), Internal Medicine (42); 2 practice at this address and 151 within 10 miles; [full list](https://npiprofile.com/npi/1891036612/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 9, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1891036612) · Data from the CMS NPPES public registry.