WEST VALLEY HEALTH CENTER
NPI 1306334222
Clinic/Center - Primary Care in Chatsworth, CA
About West Valley Health Center NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WEST VALLEY HEALTH CENTER (NPI 1306334222) is a healthcare organization registered as a primary care in Chatsworth, California and active in the NPI registry since April 2018. The organization lists Jennifer Chen, Medical Director, 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)
West Valley Health Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
1,934Medicare enrollment records show 1,934 clinicians reassign Medicare billing to West Valley Health Center, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 246 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 67
Nearest to this location (20)
See all 1,934Northridge, CA 91324
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 Los Angeles's NPI number?
The NPI number for County Of Los Angeles is 1306334222. It was assigned to this organization in the NPPES registry on April 26, 2018. The provider is doing business as West Valley Health Center.
Where is County Of Los Angeles located?
County Of Los Angeles is located at 20151 Nordhoff St, Chatsworth, CA 91311. The listed phone number is (818) 407-3200.
What is County Of Los Angeles's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.
Is County Of Los Angeles enrolled in Medicare?
Yes. County Of Los Angeles is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through County Of Los Angeles?
According to the CMS Revalidation Reassignment List (October 2026 release), 1,934 clinicians in 67 Medicare specialties reassign their Medicare billing to County Of Los Angeles. 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 Internal Medicine (263), Diagnostic Radiology (203) and Nurse Practitioner (196). Of these, 2 practice at this address and 246 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 Los Angeles was last updated on July 31, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.
# West Valley Health Center · NPI 1306334222
Primary Care organization in Chatsworth, California. Organization record, active in the CMS NPPES registry since April 26, 2018.
## Identity
- **NPI:** 1306334222 (Entity type: Organization)
- **Enumerated:** April 26, 2018
- **Primary specialty:** Clinic/Center - Primary Care · taxonomy 261QP2300X
- **Legal business name:** County Of Los Angeles
- **Organization subpart:** Yes (part of County Of Los Angeles)
- **Authorized official:** Jennifer Chen, MEDICAL DIRECTOR
## Practice location
- **Address:** 20151 NORDHOFF ST, Chatsworth, CA 91311-6215
- **Phone:** (818) 407-3200
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1,934 clinicians in 67 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Internal Medicine (263), Diagnostic Radiology (203), Nurse Practitioner (196); 2 practice at this address and 246 within 10 miles; [full list](https://npiprofile.com/npi/1306334222/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 31, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1306334222) · Data from the CMS NPPES public registry.