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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

AN MEDICAL CENTER
NPI 1891667721
Internal Medicine - Nephrology in Westminster, CA

Active since September 20, 2025
8102 WESTMINSTER BLVD STE E, WESTMINSTER, CA 92683(714) 808-3080 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 13, 2026, Sep 20, 2025 (2 updates tracked since 2025).

About An Medical Center NPPES

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

AN MEDICAL CENTER (NPI 1891667721) is a healthcare organization registered as a nephrology in Westminster, California and active in the NPI registry since September 2025. The organization maintains 2 additional practice locations and lists Tuan D Nguyen, Ceo, as its authorized official.

NPPES Registry Identity

NPI1891667721
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameAN MEDICAL CENTER
Location Address8102 WESTMINSTER BLVD STE EWestminster, CA 92683-3363
Mailing Address18627 Brookhurst St # 530Fountain Valley, CA 92708-6748 · (714) 808-3080
Phone(714) 808-3080
Organization SubpartNo
Authorized OfficialTuan D NguyenCeo · (714) 808-3080
Enumeration DateSeptember 20, 2025
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
NPPES CertifiedJuly 13, 2026
✔ NPI 1891667721 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
8102 WESTMINSTER BLVD STE E, Westminster, CA 92683
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Secondary Practice Locations 2

Location 1500 S Main St Ste 101Orange, CA 92868-4535 · Phone (714) 602-7805 · Fax (949) 894-8271
Location 29120 Valley BlvdRosemead, CA 91770-1920 · Phone (626) 316-8169 · Fax (949) 894-8271

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

DR. TUAN DANG NGUYEN DO
Internal Medicine (Nephrology)
8102 WESTMINSTER BLVD STE E
WESTMINSTER, CA 92683
Orange County (714) 808-3080

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 An Medical Center's NPI number?

The NPI number for An Medical Center is 1891667721. It was assigned to this organization in the NPPES registry on September 20, 2025.

Where is An Medical Center located?

An Medical Center is located at 8102 Westminster Blvd Ste E, Westminster, CA 92683. The listed phone number is (714) 808-3080.

What is An Medical Center's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

When was this NPI record last updated?

The NPPES record for An Medical Center was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.