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Internal Medicine

Nhi Huynh, MD

Sees patients in Irvine, CA · Tustin, CA · California

Summary

Dr. Nhi Huynh, MD is an internal medicine doctor at 225 Isabella, Irvine, CA 92602. May accept Medicare assignment. NPI 1932330222. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 225 Isabella, Irvine, CA 92602 · Directions (1 more location)
  • Medicare: May accept Medicare assignment
  • Medical school: graduated 2009 (17 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Nhi Huynh, 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 Nhi Huynh accept Medicare assignment?
Medicare's clinician data says Nhi Huynh may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Nhi Huynh's NPI number?
1932330222. 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 Nhi Huynh is enrolled with Medicare (CMS data updated October 2, 2026).

  • 225 IsabellaIrvine, CA 92602
  • 661 W 1st St, Suite GTustin, CA 92780

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Irvine

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

All internal medicine doctors in Irvine →

Clinician information

CredentialMD
Graduation year2009 (17 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1932330222
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