Nicholas Huynh, M.D.
NPI 1538429113 · Student in an Organized Health Care Education/Training Program · Santa Ana, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Huynh, M.D. is a Student in an Organized Health Care Education/Training Program provider in Santa Ana, CA (NPI 1538429113).
Provider details
- NPI number
- 1538429113
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 95 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 408 | 164 |
| Amlodipine Besylate | 212 | 96 |
| Levothyroxine Sodium | 176 | 70 |
| Lisinopril | 149 | 56 |
| Tamsulosin Hcl | 132 | 49 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 125 | 37 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-05-17
- Last updated
- 2021-12-15
Frequently asked questions
- What is Nicholas Huynh's NPI number?
- Nicholas Huynh's National Provider Identifier (NPI) is 1538429113, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Huynh's specialty?
- Nicholas Huynh is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Nicholas Huynh located?
- Nicholas Huynh's practice location on file with NPPES is 1900 E 4th St, Santa Ana, CA 92705-3910.
- What is Nicholas Huynh's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Huynh is (888) 988-2800.
- Does Nicholas Huynh accept Medicare?
- Nicholas Huynh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Huynh's NPI active?
- Yes — Nicholas Huynh's NPI (1538429113) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.