TRAN HOANG NGUYEN D.O.
NPI 1972915668
Ophthalmology in Round Rock, TX
About Tran Hoang Nguyen D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TRAN HOANG NGUYEN D.O. (NPI 1972915668) is an individual ophthalmology provider in Round Rock, Texas, licensed in Wisconsin (69142-21) and active in the NPI registry since May 2014. She is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 4
Accepted Insurance
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
Tran Hoang Nguyen D.o. 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 Tran Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Georgetown, TX 78633
- Reassigned Medicare billing, Texas enrollment
- 51 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.
Areas of Expertise CMS Part B claims 16
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78665 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 3
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 Tran Nguyen's NPI number?
The NPI number for Tran Nguyen is 1972915668. It was assigned to this individual provider in the NPPES registry on May 29, 2014. The provider is also known as Lisa Nguyen D.O..
Where is Tran Nguyen located?
Tran Nguyen practices at 4337 Teravista Club Dr Ste 100, Round Rock, TX 78665. The listed phone number is (512) 244-7200.
What is Tran Nguyen's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Tran Nguyen enrolled in Medicare?
Yes. Tran 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 Tran Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tran Nguyen reassigns Medicare benefits to Mann Eye Center, PA (Georgetown, TX). 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 Tran Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tran Nguyen accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Moda Health Plan, Inc. and 9 other insurers list Tran 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 Tran Nguyen was last updated on November 17, 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.
# Tran Hoang Nguyen, D.O. · NPI 1972915668
Ophthalmology physician in Round Rock, Texas. Individual provider, active in the CMS NPPES registry since May 29, 2014.
## Identity
- **NPI:** 1972915668 (Entity type: Individual)
- **Enumerated:** May 29, 2014
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** 69142-21 (Wisconsin)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4337 TERAVISTA CLUB DR STE 100, Round Rock, TX 78665-1647
- **Phone:** (512) 244-7200 · **Fax:** (512) 868-3907
## 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:** Mann Eye Center, PA (NPI 1487213872, Georgetown, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** November 17, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1972915668) · Data from the CMS NPPES public registry.