ANDY AN PHUOC NGUYEN N.P.
NPI 1750831228
Nurse Practitioner - Family in Oakland, CA
About Andy An Phuoc Nguyen N.p. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDY AN PHUOC NGUYEN N.P. (NPI 1750831228) is an individual family provider in Oakland, California, licensed in California (95005083) and active in the NPI registry since October 2016. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Andy An Phuoc Nguyen N.p. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Andy Nguyen reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 761 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 1,159 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 94609 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OAKLAND, CA 94609
OAKLAND, CA 94609
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 Andy Nguyen's NPI number?
The NPI number for Andy Nguyen is 1750831228. It was assigned to this individual provider in the NPPES registry on October 10, 2016.
Where is Andy Nguyen located?
Andy Nguyen practices at 744 52nd St, Oakland, CA 94609. The listed phone number is (510) 428-3502.
What is Andy Nguyen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Andy Nguyen enrolled in Medicare?
Yes. Andy Nguyen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Andy Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andy Nguyen reassigns Medicare benefits to 4 organizations: University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA), Ucsf Dept Of Surgery (San Francisco, CA) and Ucsf Pediatrics Associates (San Francisco, 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 Andy Nguyen'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 Andy Nguyen was last updated on October 10, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Andy An Phuoc Nguyen, N.P. · NPI 1750831228
Family physician in Oakland, California. Individual provider, active in the CMS NPPES registry since October 10, 2016.
## Identity
- **NPI:** 1750831228 (Entity type: Individual)
- **Enumerated:** October 10, 2016
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95005083 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 744 52ND ST, Oakland, CA 94609-1810
- **Phone:** (510) 428-3502
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); Ucsf Dept Of Surgery (NPI 1477627537, San Francisco, CA); Ucsf Pediatrics Associates (NPI 1376614016, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 10, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1750831228) · Data from the CMS NPPES public registry.