TUYEN NGUYEN CARLOS FNP-C
NPI 1124955638
Nurse Practitioner - Family in Orange, CA
About Tuyen Nguyen Carlos Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TUYEN NGUYEN CARLOS FNP-C (NPI 1124955638) is an individual family provider in Orange, California, licensed in California (95039822) and active in the NPI registry since May 2026. She is enrolled in Medicare PECOS, maintains a secondary practice location in Santa Ana, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Tuyen Nguyen Carlos Fnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Tuyen Carlos reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 525 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 92868 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.
ORANGE, CA 92868
ORANGE, CA 92868
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 Tuyen Carlos's NPI number?
The NPI number for Tuyen Carlos is 1124955638. It was assigned to this individual provider in the NPPES registry on May 7, 2026.
Where is Tuyen Carlos located?
Tuyen Carlos practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.
What is Tuyen Carlos's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Tuyen Carlos enrolled in Medicare?
Yes. Tuyen Carlos is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Tuyen Carlos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tuyen Carlos reassigns Medicare benefits to Uc Regents (Orange, 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 Tuyen Carlos'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 Tuyen Carlos was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Tuyen Nguyen Carlos, FNP-C · NPI 1124955638
Family physician in Orange, California. Individual provider, active in the CMS NPPES registry since May 7, 2026.
## Identity
- **NPI:** 1124955638 (Entity type: Individual)
- **Enumerated:** May 7, 2026
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95039822 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3201
- **Phone:** (714) 456-8888
## 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:** Uc Regents (NPI 1003864174, Orange, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** July 29, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1124955638) · Data from the CMS NPPES public registry.