THAO TP NGUYEN DO
NPI 1689609364
Family Medicine in Friendship, WI
About Thao Tp Nguyen Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THAO TP NGUYEN DO (NPI 1689609364) is an individual family medicine provider in Friendship, Wisconsin, licensed in Wisconsin (62437) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Thao Tp Nguyen Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Thao Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Klamath Falls, OR 97601
- Reassigned Medicare billing, Oregon enrollment
- 355 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 53934 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.
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 Thao Nguyen's NPI number?
The NPI number for Thao Nguyen is 1689609364. It was assigned to this individual provider in the NPPES registry on July 11, 2006.
Where is Thao Nguyen located?
Thao Nguyen practices at 402 W Lake St, Friendship, WI 53934. The listed phone number is (608) 339-3331.
What is Thao Nguyen's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Thao Nguyen enrolled in Medicare?
Yes. Thao Nguyen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Thao Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thao Nguyen reassigns Medicare benefits to Sky Lakes Medical Center Inc (Klamath Falls, OR). 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 Thao Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thao Nguyen accept?
Health plans from Moda Health Plan, Inc. and PacificSource Health Plans list Thao Nguyen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Thao Nguyen was last updated on October 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Thao Tp Nguyen, DO · NPI 1689609364
Family Medicine physician in Friendship, Wisconsin. Individual provider, active in the CMS NPPES registry since July 11, 2006.
## Identity
- **NPI:** 1689609364 (Entity type: Individual)
- **Enumerated:** July 11, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 62437 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 402 W LAKE ST, Friendship, WI 53934-9699
- **Phone:** (608) 339-3331
## 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:** Sky Lakes Medical Center Inc (NPI 1659340370, Klamath Falls, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 4, 2021
- **Other identifiers:** Medicaid 275291 (OR); Other P00458926 (OR)
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Source: [NPI Profile](https://npiprofile.com/npi/1689609364) · Data from the CMS NPPES public registry.