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Optometry

My Linh Ton-Nu, OD

Sees patients in Costa Mesa, CA · Fullerton, CA · California

Summary

Dr. My Linh Ton-Nu, OD is an optometrist at 1640 Newport Blvd, Suite 220, Costa Mesa, CA 92627. Phone: (949) 873-5352. Accepts Medicare assignment. NPI 1245733476. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 1640 Newport Blvd, Suite 220, Costa Mesa, CA 92627 · Directions (1 more location)
  • Phone: (949) 873‑5352
  • Medicare: Accepts Medicare assignment
  • Group practice: Retina Institute of California Medical Group, a California Medical Par
  • Optometry school: graduated 2017 (9 years since optometry school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about My Linh Ton-Nu, 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 My Linh Ton-Nu accept Medicare assignment?
Yes. Medicare's clinician data says My Linh Ton-Nu 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.
What is My Linh Ton-Nu's NPI number?
1245733476. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where My Linh Ton-Nu is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists My Linh Ton-Nu as a member of this group (CMS data updated October 2, 2026).

  • Retina Institute of California Medical Group, a California Medical Par77 clinicians in the group

Specialties

Find other clinicians: Optometry, California →

Other optometrists in Costa Mesa

Clinicians with the same Medicare primary specialty in Costa Mesa, CA — not a recommendation.

All optometrists in Costa Mesa →

Other clinicians in Retina Institute of California Medical Group, a California Medical Par

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

Clinician information

CredentialOD
Graduation year2017 (9 years since optometry school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245733476
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians