David Yoonseok Ahn, DMD
NPI 1265865216ActiveIndividual· Dentist, Oral and Maxillofacial Surgery· San Francisco, CA
Dentist, Oral and Maxillofacial Surgery (DMD) in San Francisco, California, licensed in CA, with an NPI issued in August 2013. Part D covered 204 prescriptions written in 2024, 100% of them generic. Zimvie Inc. was the largest of 2 companies reporting payments in 2025, $53.28 in all, mostly food and beverage.
Overview
| NPI | 1265865216 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DMD |
| Sole proprietor | No |
| NPI issued | Aug 14, 2013 |
| Last updated in NPPES | Jun 3, 2026 |
| Certified by provider | Jun 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, Oral and Maxillofacial Surgery Primary | 1223S0112X | 104284 | CA |
| Dentist, General Practice | 1223G0001X | 104284 | CA |
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 Order and Referring Only - Oral Surgery (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 204 · 204 30-day fills |
|---|---|
| Patients | 81 |
| Total drug cost | $1,602 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$53.28 · 2 payments from 2 companies
- 2024$6,047 · 26 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimvie Inc. | $31.25 | 1 |
| Evolution Surgical, Inc | $22.03 | 1 |
What the 2025 payments were for
- Food and Beverage$53.28 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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