Yun Hee Ahn, CRNP
NPI 1215327747ActiveIndividual· Nurse Practitioner, Primary Care· Pikesville, MD
Nurse Practitioner, Primary Care (CRNP) in Pikesville, Maryland, trained at Johns Hopkins University School of Medicine (class of 2013). 437 Medicare patients in 2024, $41,949 paid; nearly all of their 497 Part D prescriptions were generic (91%). Bayer Healthcare Pharmaceuticals Inc. was the largest of 14 companies reporting payments in 2025, $984.35 in all, mostly food and beverage.
Overview
| NPI | 1215327747 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Feb 5, 2015 |
| Last updated in NPPES | Nov 11, 2024 |
| Certified by provider | Nov 11, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Primary Care Primary | 363LP2300X | R198983 | MD |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 437 |
|---|---|
| Services billed | 769 across 15 procedure codes |
| Paid by Medicare | $41,949 |
Part D prescriptions in 2024
| Prescriptions (claims) | 497 · 713 30-day fills |
|---|---|
| Patients | 268 |
| Total drug cost | $19,017 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Clinical Associates P APikesville, MD · 37 clinicians
Industry payments (Open Payments)
- 2025$984.35 · 44 payments from 14 companies
- 2024$585.45 · 24 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $178.96 | 8 |
| Novo Nordisk Inc | $171.09 | 12 |
| Lilly USA, LLC | $111.98 | 2 |
| Inspire Medical Systems, Inc. | $101.40 | 1 |
| Astrazeneca Pharmaceuticals LP | $97.30 | 5 |
What the 2025 payments were for
- Food and Beverage$984.35 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other primary care nurse practitioners in Pikesville
- 1386407278