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Dermatology

Huyenlan A. Dinh, DO

Sees patients in Glendora, CA · California

Summary

Dr. Huyenlan A. Dinh, DO is a dermatologist at 1377 S Grand Ave, Glendora, CA 91740. Phone: (626) 857-2500. Accepts Medicare assignment. In 2024, Huyenlan A. Dinh had 61 Original Medicare patients and 292 services. NPI 1306257381. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Dermatologist (Medicare lists Dermatology)
  • Address: 1377 S Grand Ave, Glendora, CA 91740 · Directions
  • Phone: (626) 857‑2500
  • Medicare: Accepts Medicare assignment
  • Group practice: Healthcare Partners Affiliates Medical Group
  • Medical school: graduated 2013 (13 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Huyenlan A. Dinh, 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 Huyenlan A. Dinh accept Medicare assignment?
Yes. Medicare's clinician data says Huyenlan A. Dinh 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 Huyenlan A. Dinh see?
In 2024, CMS data shows 61 Original Medicare patients and 292 services for Huyenlan A. Dinh. This counts Original Medicare only and measures volume, not quality.
What is Huyenlan A. Dinh's NPI number?
1306257381. 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 Huyenlan A. Dinh, 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 patients61
Services billed to Medicare292
Different services or procedures14
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)141 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)57 services
  3. Destruction of precancer skin growth, 1 growth (17000)28 services
  4. Biopsy of related skin growth, first growth (11102)13 services
  5. Removal of noncancer skin growth of body, arms, or legs, 0.6-1.0 cm (11401)13 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 cholesterol74%
  • High blood pressure70%
  • Arthritis31%
  • Ischemic heart disease28%
  • Diabetes20%

Practice locations

Addresses where Huyenlan A. Dinh is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Huyenlan A. Dinh as a member of this group (CMS data updated October 2, 2026).

  • Healthcare Partners Affiliates Medical Group754 clinicians in the group

Specialties

Find other Dermatology doctors in California →

Other dermatologists in Glendora

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

All dermatologists in Glendora →

Other clinicians in Healthcare Partners Affiliates Medical Group

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

Clinician information

CredentialDO
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1306257381
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