William Chun Hahn, MD PHD
NPI 1457313652ActiveIndividual· Internal Medicine, Medical Oncology· Boston, MA
Internal Medicine, Medical Oncology (MD PHD) in Boston, Massachusetts, licensed in MA, with an NPI issued in April 2006. Jubilant Therapeutics Inc was the largest of 2 companies reporting payments in 2025, $38,500 in all, mostly honoraria.
Overview
| NPI | 1457313652 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD PHD |
| Sole proprietor | No |
| NPI issued | Apr 4, 2006 |
| Last updated in NPPES | Nov 13, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 150494 | MA |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$38,500 · 7 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Jubilant Therapeutics Inc | $30,000 | 2 |
| Genentech, Inc. | $8,500 | 5 |
What the 2025 payments were for
- Honoraria$30,000 · 2 payments
- Consulting Fee$6,560 · 1 payment
- Travel and Lodging$1,940 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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