LOI LUU, M.D., INC.
NPI 1326356106
Family Medicine in Westminster, CA
About Loi Luu, M.d., Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LOI LUU, M.D., INC. (NPI 1326356106) is a healthcare organization registered as a family medicine in Westminster, California and active in the NPI registry since September 2010. The organization holds a CLIA Waiver certificate valid through November 5, 2027 and lists Loi Luu, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Loi Luu, M.d., Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by February 28, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Loi Luu, M.D., Inc., which bills Medicare for the services this clinician delivers.
Clinician (1)
Westminster, CA 92683
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 05D0993179
Loi Luu MD, Inc · Westminster, CAFrequently 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 Loi Luu, M.D., Inc.'s NPI number?
The NPI number for Loi Luu, M.D., Inc. is 1326356106. It was assigned to this organization in the NPPES registry on September 15, 2010.
Where is Loi Luu, M.D., Inc. located?
Loi Luu, M.D., Inc. is located at 14501 Magnolia St Ste 108, Westminster, CA 92683. The listed phone number is (714) 799-7731.
What is Loi Luu, M.D., Inc.'s specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Loi Luu, M.D., Inc. enrolled in Medicare?
Yes. Loi Luu, M.D., Inc. is registered in the Medicare PECOS enrollment system.
When is Loi Luu, M.D., Inc.'s Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by February 28, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Loi Luu, M.D., Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Loi Luu, M.D., Inc.. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Loi Luu, M.D., Inc. hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 05D0993179) is associated with this NPI, valid through November 5, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Loi Luu, M.D., Inc. was last updated on June 5, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Loi Luu, M.d., Inc. · NPI 1326356106
Family Medicine organization in Westminster, California. Organization record, active in the CMS NPPES registry since September 15, 2010.
## Identity
- **NPI:** 1326356106 (Entity type: Organization)
- **Enumerated:** September 15, 2010
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Organization subpart:** No
- **Authorized official:** Loi Luu, PRESIDENT
## Practice location
- **Address:** 14501 MAGNOLIA ST STE 108, Westminster, CA 92683-1307
- **Phone:** (714) 799-7731 · **Fax:** (714) 799-7751
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** February 28, 2027 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Family Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 5, 2012
- **Other identifiers:** Other GB046A (CA); Medicaid 00A629470 (CA)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1326356106) · Data from the CMS NPPES public registry.