MRS. THUY NGUYEN M.D.
NPI 1245273770
Ophthalmology in Daly City, CA
About Mrs. Thuy Nguyen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. THUY NGUYEN M.D. (NPI 1245273770) is an individual ophthalmology provider in Daly City, California, licensed in California (A91220) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 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
Mrs. Thuy Nguyen M.d. 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 Reassignment
Medicare enrollment records show Thuy Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Francisco, CA 94116
- Reassigned Medicare billing, California enrollment
- 20,078 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 94015 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.
DALY CITY, CA 94015
DALY CITY, CA 94015
DALY CITY, CA 94015
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 Thuy Nguyen's NPI number?
The NPI number for Thuy Nguyen is 1245273770. It was assigned to this individual provider in the NPPES registry on June 13, 2006. The provider is also known as Dr. Thuy Nguyen M.D..
Where is Thuy Nguyen located?
Thuy Nguyen practices at 1850 Sullivan Ave Ste 500, Daly City, CA 94015. The listed phone number is (925) 992-9221.
What is Thuy Nguyen's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Thuy Nguyen enrolled in Medicare?
Yes. Thuy Nguyen 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 organization bills Medicare for Thuy Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thuy Nguyen reassigns Medicare benefits to Permanente Medical Group Inc (San Francisco, CA). The 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 Thuy 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 Thuy Nguyen was last updated on January 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mrs. Thuy Nguyen, M.D. · NPI 1245273770
Ophthalmology physician in Daly City, California. Individual provider, active in the CMS NPPES registry since June 13, 2006.
## Identity
- **NPI:** 1245273770 (Entity type: Individual)
- **Enumerated:** June 13, 2006
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** A91220 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1850 SULLIVAN AVE, STE 500, Daly City, CA 94015-2221
- **Phone:** (925) 992-9221
## 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:** Permanente Medical Group Inc (NPI 1841373800, San Francisco, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oregon Health Sciences University School Of Medicine, class of 2001
## Record status
- **NPPES last updated:** January 10, 2022
- **Other identifiers:** Other A91220 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1245273770) · Data from the CMS NPPES public registry.