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MASON PARK MEDICAL CLINIC
NPI 1053592949
Family Medicine in Katy, TX

Active since November 19, 2007CLIA 45D0923221 · Microscopy
21770 KINGSLAND BLVD, KATY, TX 77450(281) 646-0740(281) 646-0743 Get Directions Write a Review

NPPES record last updated: December 12, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 12, 2022, Nov 2, 2022, Sep 16, 2019 (3 updates tracked since 2019).

About Mason Park Medical Clinic NPPES

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

MASON PARK MEDICAL CLINIC (NPI 1053592949) is a healthcare organization registered as a family medicine in Katy, Texas and active in the NPI registry since November 2007. The organization holds a CLIA Microscopy certificate valid through December 17, 2026 and lists Quyen Trinh, Ceo, as its authorized official.

NPPES Registry Identity

NPI1053592949
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameTRANG THUY TRINH, MD, PA
Location Address21770 KINGSLAND BLVDKaty, TX 77450-2513
Mailing Address21770 Kingsland BlvdKaty, TX 77450-2513 · (281) 646-0740 · Fax (281) 646-0743
Phone(281) 646-0740
Fax(281) 646-0743
Organization SubpartNo
Authorized OfficialQuyen TrinhCeo · (281) 646-0740
Enumeration DateNovember 19, 2007
Last NPPES UpdateDecember 12, 20223 updates tracked since enumeration
NPPES CertifiedDecember 12, 2022
✔ NPI 1053592949 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · J6776
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
21770 KINGSLAND BLVD, Katy, TX 77450
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Other Names 1

Doing Business AsMason Park Medical Clinic

Other Identifiers 2

Medicaid140922901TX
Medicaid130856101TX

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mason Park Medical Clinic is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Mason Park Medical Clinic, which bills Medicare for the services this clinician delivers.

Clinician (1)

Quyen Trinh, DO
Family Practice
NPI 1033205224
21770 KINGSLAND BLVD
Katy, TX 77450
(281) 646-0740
✔ PECOS✔ Accepts MedicareSame address

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 45D0923221

Mason Park Medical Clinic · Katy, TX
Active · expires Dec 17, 2026
CLIA Number45D0923221
Laboratory TypeCommunity Clinic
Certificate Effective DateDecember 18, 2024
Certificate Expiration DateDecember 17, 2026
Laboratory DirectorQuyen X. Trinh
Laboratory Phone(281) 646-0740
Laboratory LocationMason Park Medical Clinic21770 Kingsland, Katy, TX 77450
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Trang Thuy Trinh, MD, PA's NPI number?

The NPI number for Trang Thuy Trinh, MD, PA is 1053592949. It was assigned to this organization in the NPPES registry on November 19, 2007. The provider is doing business as Mason Park Medical Clinic.

Where is Trang Thuy Trinh, MD, PA located?

Trang Thuy Trinh, MD, PA is located at 21770 Kingsland Blvd, Katy, TX 77450. The listed phone number is (281) 646-0740.

What is Trang Thuy Trinh, MD, PA's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Trang Thuy Trinh, MD, PA enrolled in Medicare?

Yes. Trang Thuy Trinh, MD, PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Trang Thuy Trinh, MD, PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Trang Thuy Trinh, MD, PA. 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.

Does Trang Thuy Trinh, MD, PA hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 45D0923221) is associated with this NPI, valid through December 17, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Trang Thuy Trinh, MD, PA was last updated on December 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.