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TRI M. NGUYEN, M.D.
NPI 1851620892
Clinic/Center in Arlington, TX

Active since December 22, 2009
5425 MATLOCK RD, SUITE # 102, ARLINGTON, TX 76018(817) 200-7498 Get Directions Write a Review

NPPES record last updated: December 22, 2009. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Tri M. Nguyen, M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TRI M. NGUYEN, M.D. (NPI 1851620892) is a healthcare organization registered as a clinic/center in Arlington, Texas and active in the NPI registry since December 2009. The organization lists Tri M Nguyen, Owner/physician, as its authorized official.

NPPES Registry Identity

NPI1851620892
Entity TypeOrganization
Primary Taxonomy261Q00000X
Legal Business NameALLIANCE DERMATOLOGY, PC
Location Address5425 MATLOCK RD, SUITE # 102Arlington, TX 76018-1557
Mailing Address5425 Matlock Rd, Suite # 102Arlington, TX 76018-1557 · (817) 200-7498
Phone(817) 200-7498
Organization SubpartNo
Authorized OfficialTri M NguyenOwner/physician · (817) 200-7498
Enumeration DateDecember 22, 2009
✔ NPI 1851620892 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities
Taxonomy Code261Q00000X
License✔ Licensed in TX · M1267
Definition
A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).
5425 MATLOCK RD, Arlington, TX 76018
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Other Names 1

Other NameTri M. Nguyen, M.d.

Other Identifiers 1

Medicare UPINI49723

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tri M. Nguyen, M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by October 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateTexasEnrollment IDO20100517000163Non-DME Part B · Clinic/Group PracticeDue dateOctober 31, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Tri M. Nguyen, M.D., which bills Medicare for the services this clinician delivers.

Clinician (1)

Tri Nguyen, M.D.
Dermatology
NPI 1003952086
715 N FIELDER RD
Arlington, TX 76012
(817) 261-1626
✔ PECOS✔ Accepts Medicare6.2 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Alliance Dermatology, PC's NPI number?

The NPI number for Alliance Dermatology, PC is 1851620892. It was assigned to this organization in the NPPES registry on December 22, 2009. The provider is also known as Tri M. Nguyen, M.D..

Where is Alliance Dermatology, PC located?

Alliance Dermatology, PC is located at 5425 Matlock Rd Suite # 102, Arlington, TX 76018. The listed phone number is (817) 200-7498.

What is Alliance Dermatology, PC's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Is Alliance Dermatology, PC enrolled in Medicare?

Yes. Alliance Dermatology, PC is registered in the Medicare PECOS enrollment system.

When is Alliance Dermatology, PC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Texas, Clinic/Group Practice) is due for revalidation by October 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Alliance Dermatology, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Dermatology) reassigns their Medicare billing to Alliance Dermatology, PC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Alliance Dermatology, PC was last updated on December 22, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.