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Optometry

Thao H. Nguyen, OD

Sees patients in Ansonia, CT · Madison, CT · Connecticut

Summary

Dr. Thao H. Nguyen, OD is an optometrist at 145 Wakelee Ave, Ansonia, CT 06401. Phone: (203) 734-1686. Accepts Medicare assignment. In 2024, Thao H. Nguyen had 72 Original Medicare patients and 126 services. NPI 1548850837. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 145 Wakelee Ave, Ansonia, CT 06401 · Directions (1 more location)
  • Phone: (203) 734‑1686
  • Medicare: Accepts Medicare assignment
  • Group practice: Myeyedr Optometry of Connecticut LLC
  • Optometry school: University Of Houston - College Of Optometry · graduated 2020 (6 years since optometry school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Thao H. Nguyen, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Thao H. Nguyen accept Medicare assignment?
Yes. Medicare's clinician data says Thao H. Nguyen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Thao H. Nguyen see?
In 2024, CMS data shows 72 Original Medicare patients and 126 services for Thao H. Nguyen. This counts Original Medicare only and measures volume, not quality.
What is Thao H. Nguyen's NPI number?
1548850837. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Thao H. Nguyen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients72
Services billed to Medicare126
Different services or procedures15
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Established patient complete exam of visual system (92014)25 services
  2. Photography of the retina (92250)23 services
  3. New patient complete exam of visual system (92004)18 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)18 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure72%
  • Arthritis49%
  • Diabetes40%
  • Ischemic heart disease24%
  • Anxiety21%

Practice locations

Addresses where Thao H. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Thao H. Nguyen as a member of this group (CMS data updated October 2, 2026).

  • Myeyedr Optometry of Connecticut LLC72 clinicians in the group

Specialties

Find other clinicians: Optometry, Connecticut →

Other optometrists in Ansonia

Clinicians with the same Medicare primary specialty in Ansonia, CT — not a recommendation.

All optometrists in Ansonia →

Other clinicians in Myeyedr Optometry of Connecticut LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialOD
Optometry schoolUniversity Of Houston - College Of Optometry
Graduation year2020 (6 years since optometry school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1548850837
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians