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Internal Medicine

Thuy N. Huynh, MD

Sees patients in Milpitas, CA · California

Summary

Dr. Thuy N. Huynh, MD is an internal medicine doctor at 1636 Watson Ct, Milpitas, CA 95035. Phone: (408) 262-9992. May accept Medicare assignment. In 2024, Thuy N. Huynh had 28 Original Medicare patients and 170 services. NPI 1982711495. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1636 Watson Ct, Milpitas, CA 95035 · Directions
  • Phone: (408) 262‑9992
  • Medicare: May accept Medicare assignment
  • Medical school: University Of Kansas School Of Med (kc/wich/sal) · graduated 1990 (36 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Thuy N. 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 Thuy N. Huynh accept Medicare assignment?
Medicare's clinician data says Thuy N. Huynh may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Thuy N. Huynh see?
In 2024, CMS data shows 28 Original Medicare patients and 170 services for Thuy N. Huynh. This counts Original Medicare only and measures volume, not quality.
What is Thuy N. Huynh's NPI number?
1982711495. 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 Thuy N. Huynh, 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 patients28
Services billed to Medicare170
Different services or procedures17
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)51 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)24 services
  3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)22 services
  4. Influenza vaccine split virus, preservative free (90662)12 services
  5. Administration of influenza virus vaccine (G0008)12 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 pressure64%
  • Diabetes46%

Practice locations

Addresses where Thuy N. Huynh is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Milpitas

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

All internal medicine doctors in Milpitas →

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year1990 (36 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1982711495
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