DR. PHONG FRANCOIS BUI MD
NPI 1891975702
Obstetrics & Gynecology in Huntington Beach, CA
About Dr. Phong Francois Bui Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PHONG FRANCOIS BUI MD (NPI 1891975702) is an individual obstetrics & gynecology provider in Huntington Beach, California, licensed in California (A106596) and active in the NPI registry since November 2007. He is enrolled in Medicare PECOS, maintains a secondary practice location in Garden Grove, and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Phong Francois Bui Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Phong Bui reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Downey, CA 90240
- Reassigned Medicare billing, California enrollment
- 20 clinicians in this Medicare group
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 1,437 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92647 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Phong Bui's NPI number?
The NPI number for Phong Bui is 1891975702. It was assigned to this individual provider in the NPPES registry on November 8, 2007. The provider is also known as Dr. Phong Francois Bui MD.
Where is Phong Bui located?
Phong Bui practices at 7561 Center Ave Ste 32, Huntington Beach, CA 92647. The listed phone number is (714) 839-8712.
What is Phong Bui's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Phong Bui enrolled in Medicare?
Yes. Phong Bui is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Phong Bui's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Phong Bui reassigns Medicare benefits to 2 organizations: Allsafe Medical Group Inc. (Downey, CA) and Emergency And Acute Care Medical Corporation (San Diego, CA). Each 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 Phong Bui's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Phong Bui was last updated on November 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Phong Francois Bui, MD · NPI 1891975702
Obstetrics & Gynecology physician in Huntington Beach, California. Individual provider, active in the CMS NPPES registry since November 8, 2007.
## Identity
- **NPI:** 1891975702 (Entity type: Individual)
- **Enumerated:** November 8, 2007
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A106596 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 7561 CENTER AVE STE 32, Huntington Beach, CA 92647-3037
- **Phone:** (714) 839-8712 · **Fax:** (714) 664-9993
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Allsafe Medical Group Inc. (NPI 1457596371, Downey, CA); Emergency And Acute Care Medical Corporation (NPI 1437103942, San Diego, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** November 29, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1891975702) · Data from the CMS NPPES public registry.