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MARY THUY NGUYEN
NPI 1578041265
Optometrist in Rockwall, TX

Active since August 03, 2018PECOS Enrolled
2827 RIDGE RD, ROCKWALL, TX 75032(972) 722-4301(972) 722-7560 Get Directions Write a Review

NPPES record last updated: December 12, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 12, 2025, Aug 3, 2018 (2 updates tracked since 2018).

About Mary Thuy Nguyen NPPES

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

MARY THUY NGUYEN (NPI 1578041265) is an individual optometrist in Rockwall, Texas, licensed in Texas (9581TG) and active in the NPI registry since August 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1578041265
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameMARY THUY NGUYEN
Location Address2827 RIDGE RDRockwall, TX 75032-5528
Mailing Address2827 Ridge RdRockwall, TX 75032-5528 · (972) 722-4301 · Fax (972) 722-7560
Phone(972) 722-4301
Fax(972) 722-7560
Sole ProprietorYes
Enumeration DateAugust 3, 2018
Last NPPES UpdateDecember 12, 20252 updates tracked since enumeration
NPPES CertifiedDecember 12, 2025
✔ NPI 1578041265 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in TX · 9581TG
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
2827 RIDGE RD, Rockwall, TX 75032
Open in Google Maps ↗

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Thuy Nguyen is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75032 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ROCKWALL VISION SERVICES, INC
Clinic/Center
2827 RIDGE RD
ROCKWALL, TX 75032
Rockwall County (972) 722-6222
ROCKWALL VISION SERVICES
Technician/Technologist (Optician)
2827 RIDGE RD
ROCKWALL, TX 75032
Rockwall County (972) 722-6222
DR. DALE H WRIGHT O.D.
Optometrist
2827 RIDGE RD
ROCKWALL, TX 75032
Rockwall County (972) 722-4301
DALE H. WRIGHT, O.D. PLLC
Optometrist
2827 RIDGE RD
ROCKWALL, TX 75032
Rockwall County (972) 722-4301
MARY T NGUYEN, PLLC
Optometrist
2827 RIDGE RD
ROCKWALL, TX 75032
Rockwall County (972) 722-4301
VISION HEALTH ROCKWALL
Eyewear Supplier
2827 RIDGE RD
ROCKWALL, TX 75032
Rockwall County (972) 722-6222
PEARLE VISION EXPRESS
Technician/Technologist (Optician)
2827 RIDGE RD
ROCKWALL, TX 75032
Rockwall County (972) 722-6222

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 Mary Nguyen's NPI number?

The NPI number for Mary Nguyen is 1578041265. It was assigned to this individual provider in the NPPES registry on August 3, 2018.

Where is Mary Nguyen located?

Mary Nguyen practices at 2827 Ridge Rd, Rockwall, TX 75032. The listed phone number is (972) 722-4301.

What is Mary Nguyen's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Mary Nguyen enrolled in Medicare?

Yes. Mary Nguyen is registered in the Medicare PECOS enrollment system.

What insurance does Mary Nguyen accept?

Health plans from Providence Health Plan list Mary 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 Mary Nguyen was last updated on December 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.