April Sunjoo Ahn, NP
NPI 1205448925ActiveIndividual· Nurse Practitioner· Fredericksburg, VA
Nurse Practitioner (NP) in Fredericksburg, Virginia, trained at Georgetown University School of Medicine (class of 2020). Part D covered 14 prescriptions written in 2024, 100% of them generic. Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $1,967 in all, mostly food and beverage.
Overview
| NPI | 1205448925 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 24, 2020 |
| Last updated in NPPES | Nov 6, 2025 |
| Certified by provider | Nov 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 0024191269 | VA |
| Nurse Practitioner, Acute Care | 363LA2100X | NP1051048 | DC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (VA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 14 · 15 30-day fills |
|---|---|
| Total drug cost | $148.57 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Pinnacle Dermatology SCChicago, IL · 148 clinicians
Hospital affiliation
- Mary Washington HospitalFredericksburg, VA
Industry payments (Open Payments)
- 2025$1,967 · 95 payments from 16 companies
- 2024$294.94 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $523.35 | 31 |
| Janssen Biotech, Inc. | $321.70 | 14 |
| E.R. Squibb & Sons, L.L.C. | $213.49 | 9 |
| Genzyme Corporation | $199.27 | 8 |
| Ucb, Inc. | $174.25 | 13 |
What the 2025 payments were for
- Food and Beverage$1,868 · 94 payments
- Education$99.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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