Justin Ahn, M.D.
NPI 1063755148ActiveIndividual· Urology· San Francisco, CA
Urology (M.D.) in San Francisco, California, trained at University of Texas Southwestern Medical School at Dallas (class of 2013). In 2024 Medicare paid $179,678 for 281 patients, and Part D covered 418 of their prescriptions, 88% of them generic. Boston Scientific Corporation was the largest of 3 companies reporting payments in 2025, $1,138 in all, mostly food and beverage.
Overview
| NPI | 1063755148 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 27, 2013 |
| Last updated in NPPES | Jan 16, 2020 |
| Certified by provider | Jan 16, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | A160202 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 281 |
|---|---|
| Services billed | 1,944 across 77 procedure codes |
| Paid by Medicare | $179,678 |
Part D prescriptions in 2024
| Prescriptions (claims) | 418 · 731 30-day fills |
|---|---|
| Patients | 132 |
| Total drug cost | $40,931 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical groups
- University of California San FranciscoSan Francisco, CA · 1,839 clinicians
- UCSF Medical Group Business ServicesSan Francisco, CA · 1,598 clinicians
Hospital affiliations
- Sequoia HospitalRedwood City, CA
- UCSF Medical CenterSan Francisco, CA
Industry payments (Open Payments)
- 2025$1,138 · 19 payments from 3 companies
- 2024$883.50 · 12 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $627.69 | 14 |
| C. R. Bard, Inc. & Subsidiaries | $353.68 | 3 |
| Cook Medical LLC | $156.61 | 2 |
What the 2025 payments were for
- Food and Beverage$852.94 · 17 payments
- Travel and Lodging$285.04 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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