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Ophthalmology

Quoc-Tuan Ngo, MD

Sees patients in Santa Ana, CA · La Palma, CA · Anaheim, CA … · California

Summary

Dr. Quoc-Tuan Ngo, MD is an ophthalmologist at 3401 S Harbor Blvd, Santa Ana, CA 92704. Phone: (888) 988-2800. Accepts Medicare assignment. NPI 1437787645. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Ophthalmologist (Medicare lists Ophthalmology)
  • Address: 3401 S Harbor Blvd, Santa Ana, CA 92704 · Directions (4 more locations)
  • Phone: (888) 988‑2800
  • Medicare: Accepts Medicare assignment
  • Group practice: Southern California Permanente Medical Group
  • Medical school: Oakland Univ, William Beaumont School Of Medicine · graduated 2020 (6 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Quoc-Tuan Ngo, 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 Quoc-Tuan Ngo accept Medicare assignment?
Yes. Medicare's clinician data says Quoc-Tuan Ngo 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 Quoc-Tuan Ngo's NPI number?
1437787645. 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 Quoc-Tuan Ngo is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Quoc-Tuan Ngo as a member of this group (CMS data updated October 2, 2026).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Ophthalmology doctors in California →

Other ophthalmologists in Santa Ana

Clinicians with the same Medicare primary specialty in Santa Ana, CA — not a recommendation.

All ophthalmologists in Santa Ana →

Other clinicians in Southern California Permanente Medical Group

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

Clinician information

CredentialMD
Medical schoolOakland Univ, William Beaumont School Of Medicine
Graduation year2020 (6 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1437787645
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