John Ahn, NP-C
NPI 1912416165 · Adult Health Nurse Practitioner · Wayne, NJ
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ahn, NP-C is a Adult Health Nurse Practitioner provider in Wayne, NJ (NPI 1912416165).
Provider details
- NPI number
- 1912416165
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 26NJ00751100 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% 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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 76 | 13 |
| Losartan Potassium | 54 | — |
| Pantoprazole Sodium | 38 | — |
| Furosemide | 37 | 12 |
| Amlodipine Besylate | 37 | — |
| Levothyroxine Sodium | 27 | — |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-09-20
- Last updated
- 2022-07-21
Frequently asked questions
- What is John Ahn's NPI number?
- John Ahn's National Provider Identifier (NPI) is 1912416165, 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 Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Ahn located?
- John Ahn's practice location on file with NPPES is 224 Hamburg Tpke Rm 4023, Wayne, NJ 07470-2149.
- What is John Ahn's phone number?
- The practice phone number listed in the NPPES registry for John Ahn is (973) 956-3357.
- 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 (1912416165) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.