John Ahn, MD
NPI 1073072914 · Student in an Organized Health Care Education/Training Program · Riverside, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ahn, MD is a Student in an Organized Health Care Education/Training Program provider in Riverside, CA (NPI 1073072914).
Provider details
- NPI number
- 1073072914
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- 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
7 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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluorouracil | 350 | 283 |
| Calcipotriene | 159 | 139 |
| Clobetasol Propionate | 64 | 42 |
| Triamcinolone Acetonide | 46 | 34 |
| Doxycycline Monohydrate | 34 | 29 |
| Adalimumab-Attobrand: Amjevita(cf) Autoinjector | 28 | — |
| Ketoconazole | 26 | 17 |
| Gentamicin Sulfate | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-03-19
- Last updated
- 2025-01-03
Frequently asked questions
- What is John Ahn's NPI number?
- John Ahn's National Provider Identifier (NPI) is 1073072914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ahn's specialty?
- John Ahn 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 John Ahn located?
- John Ahn's practice location on file with NPPES is Riverside Community Hospital, Riverside, CA 92501.
- What is John Ahn's phone number?
- The practice phone number listed in the NPPES registry for John Ahn is (951) 788-3000.
- Does John Ahn accept Medicare?
- John Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Ahn's NPI active?
- Yes — John Ahn's NPI (1073072914) is active in the NPPES registry as of the last update on 2025-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.