Brand J. Ahn, DDS
NPI 1689726093ActiveIndividual· Dentist, Periodontics· Larkspur, CA
Dentist, Periodontics (DDS) in Larkspur, California, licensed in CA, with an NPI issued in January 2007. Part D covered 396 prescriptions written in 2024, 98% of them generic. Straumann USA LLC reported $523.10 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1689726093 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | No |
| NPI issued | Jan 17, 2007 |
| Last updated in NPPES | Mar 4, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, Periodontics Primary | 1223P0300X | 49443 | CA |
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 Order and Referring Only - Oral Surgery (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 396 · 399 30-day fills |
|---|---|
| Patients | 177 |
| Total drug cost | $3,310 |
| Generic share | 98% of claims |
Industry payments (Open Payments)
- 2025$523.10 · 7 payments from 1 company
- 2024$264.05 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Straumann USA LLC | $523.10 | 7 |
What the 2025 payments were for
- Food and Beverage$373.10 · 6 payments
- Education$150.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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