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LOC DAC BUI M.D., A PROFESSIONAL CORPORATION
NPI 1245531649
Clinic/Center in Westminster, CA

Active since November 16, 2010
8900 BOLSA AVE STE B, WESTMINSTER, CA 92683(714) 897-2623(714) 379-0343 Get Directions Write a Review

NPPES record last updated: May 15, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Loc Dac Bui M.d., A Professional Corporation NPPES

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

LOC DAC BUI M.D., A PROFESSIONAL CORPORATION (NPI 1245531649) is a healthcare organization registered as a clinic/center in Westminster, California and active in the NPI registry since November 2010. The organization lists Loc Dac Bui, President, as its authorized official.

NPPES Registry Identity

NPI1245531649
Entity TypeOrganization
Primary Taxonomy261Q00000X
Legal Business NameLOC DAC BUI M.D., A PROFESSIONAL CORPORATION
Location Address8900 BOLSA AVE STE BWestminster, CA 92683-5475
Mailing Address8900 Bolsa Ave, Suite BWestminster, CA 92683-5474 · (714) 897-2623 · Fax (714) 379-0343
Phone(714) 897-2623
Fax(714) 379-0343
Organization SubpartNo
Authorized OfficialLoc Dac BuiPresident · (714) 897-2623
Enumeration DateNovember 16, 2010
Last NPPES UpdateMay 15, 2020
NPPES CertifiedMay 15, 2020
✔ NPI 1245531649 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities
Taxonomy Code261Q00000X
License✔ Licensed in CA · A50198
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).
8900 BOLSA AVE STE B, Westminster, CA 92683
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Other Identifiers 1

Medicaid00A501980CA

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Loc Dac Bui M.d., A Professional Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Loc Dac Bui M.D., A Professional Corporation, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Phoebe Bui, DO
Family Practice
NPI 1871122630
8900 BOLSA AVE STE B
Westminster, CA 92683
(714) 897-2623
✔ PECOSSame address
Loc Bui, M.D.
Internal Medicine
NPI 1023081387
8900 BOLSA AVE SUITE B
Westminster, CA 92683
(714) 897-2623
✔ PECOS✔ Accepts MedicareSame address

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 Loc Dac Bui M.D., A Professional Corporation's NPI number?

The NPI number for Loc Dac Bui M.D., A Professional Corporation is 1245531649. It was assigned to this organization in the NPPES registry on November 16, 2010.

Where is Loc Dac Bui M.D., A Professional Corporation located?

Loc Dac Bui M.D., A Professional Corporation is located at 8900 Bolsa Ave Ste B, Westminster, CA 92683. The listed phone number is (714) 897-2623.

What is Loc Dac Bui M.D., A Professional Corporation's specialty?

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

Is Loc Dac Bui M.D., A Professional Corporation enrolled in Medicare?

Yes. Loc Dac Bui M.D., A Professional Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Loc Dac Bui M.D., A Professional Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Loc Dac Bui M.D., A Professional Corporation, in Family Practice and Internal Medicine. 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Loc Dac Bui M.D., A Professional Corporation was last updated on May 15, 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.