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Ophthalmology

Tuyet-Mai M. Phan, MD

Works at hospitals in Torrance, CA · California

Summary

Dr. Tuyet-Mai M. Phan, MD is an ophthalmologist at 10681 Bolsa Ave, Garden Grove, CA 92843. Phone: (714) 775-4400. Accepts Medicare assignment. In 2024, Tuyet-Mai M. Phan had 1,136 Original Medicare patients and 3,334 services. NPI 1710900477. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Ophthalmologist (Medicare lists Ophthalmology)
  • Address: 10681 Bolsa Ave, Garden Grove, CA 92843 · Directions (1 more location)
  • Phone: (714) 775‑4400
  • Medicare: Accepts Medicare assignment
  • Hospital: Torrance Memorial Medical Center
  • Group practice: Wolstan and Goldberg Eye Associates Inc a Medical Corporaton
  • Medical school: Harvard Medical School · graduated 1981 (45 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Tuyet-Mai M. Phan, 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 Tuyet-Mai M. Phan accept Medicare assignment?
Yes. Medicare's clinician data says Tuyet-Mai M. Phan 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 Tuyet-Mai M. Phan see?
In 2024, CMS data shows 1,136 Original Medicare patients and 3,334 services for Tuyet-Mai M. Phan. This counts Original Medicare only and measures volume, not quality.
What is Tuyet-Mai M. Phan's NPI number?
1710900477. 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 Tuyet-Mai M. Phan, 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 patients1,136
Services billed to Medicare3,334
Different services or procedures29
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Established patient problem focused exam of visual system (92012)1,113 services
  2. Established patient complete exam of visual system (92014)936 services
  3. Imaging of optic nerve (92133)431 services
  4. Exam of visual field with extended testing (92083)409 services
  5. Removal of cataract with insertion of prosthetic lens (66984)105 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 blood pressure75%
  • High cholesterol75%
  • Diabetes51%
  • Arthritis50%
  • Osteoporosis34%
  • Chronic kidney disease32%

Hospitals where Tuyet-Mai M. Phan works

Medicare's Facility Affiliation Data lists Tuyet-Mai M. Phan at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Tuyet-Mai M. Phan is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Tuyet-Mai M. Phan as a member of this group (CMS data updated October 2, 2026).

  • Wolstan and Goldberg Eye Associates Inc a Medical Corporaton7 clinicians in the group

Specialties

Find other Ophthalmology doctors in California →

Other ophthalmologists in Garden Grove

Clinicians with the same Medicare primary specialty in Garden Grove, CA — not a recommendation.

All ophthalmologists in Garden Grove →

Other clinicians in Wolstan and Goldberg Eye Associates Inc a Medical Corporaton

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

Clinician information

CredentialMD
Medical schoolHarvard Medical School
Graduation year1981 (45 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1710900477
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians