COUNTY OF LOS ANGELES
NPI 1225776339
Clinic/Center in Pomona, CA

Q: What is County Of Los Angeles's NPI number?

The NPI number for County Of Los Angeles is 1225776339. It was assigned to this organization in the NPPES registry on May 27, 2022. The provider is also known as East San Gabriel Valley Medical HUB.

Q: What is County Of Los Angeles's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Active since May 27, 2022

160 E ARTESIA ST STE 150, POMONA, CA 91767(626) 434-7000(626) 450-8940 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About County Of Los Angeles NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

COUNTY OF LOS ANGELES (NPI 1225776339) is a healthcare organization registered as a clinic/center in Pomona, California and active in the NPI registry since May 2022. The organization lists Quentin O'brien, Ambulatory Care Network Ceo, as its authorized official.

NPPES Registry Identity

NPI1225776339

Entity TypeOrganization

Primary Taxonomy261Q00000X

Legal Business NameCOUNTY OF LOS ANGELES

Location Address160 E ARTESIA ST STE 150Pomona, CA 91767-2994

Mailing Address1000 S. Fremont Ave., Unit #9, Bldg A11, Ground Fl., Suite A11010Alhambra, CA 91803-8801 · (626) 525-6076

Phone(626) 434-7000

Fax(626) 450-8940

Organization SubpartNo

Authorized OfficialQuentin O'brienAmbulatory Care Network Ceo · (213) 288-9000

Enumeration DateMay 27, 2022

Last NPPES UpdateJuly 22, 2025

NPPES CertifiedJuly 22, 2025

✔ NPI 1225776339 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities

Taxonomy Code261Q00000X

Definition

A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).

160 E ARTESIA ST STE 150, Pomona, CA 91767

Open in Google Maps ↗

Other Names 1

Other NameEast San Gabriel Valley Medical Hub

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

FRANCISCO JOSE CUELLAR M.D.

Obstetrics & Gynecology

160 E ARTESIA ST STE 150
POMONA, CA 91767

Los Angeles County (909) 784-2490

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 1225776339. It was assigned to this organization in the NPPES registry on May 27, 2022. The provider is also known as East San Gabriel Valley Medical HUB.

Where is County Of Los Angeles located?

County Of Los Angeles is located at 160 E Artesia St Ste 150, Pomona, CA 91767. The listed phone number is (626) 434-7000.

What is County Of Los Angeles's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

When was this NPI record last updated?

The NPPES record for County Of Los Angeles was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.