Ian J. Bristol, M.D.
NPI 1235357294ActiveIndividual· Radiology, Radiation Oncology· Portland, ME
Radiology, Radiation Oncology (M.D.) in Portland, Maine, trained at University of Rochester School of Medicine and Dentistry (class of 2002). In 2024 Medicare paid $113,033 for 299 patients, and Part D covered 200 of their prescriptions, 89% of them generic. Incyte Corporation was the largest of 4 companies reporting payments in 2025, $76.84 in all, mostly food and beverage.
Overview
| NPI | 1235357294 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 23, 2007 |
| Last updated in NPPES | Apr 21, 2026 |
| Certified by provider | Apr 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | MD17399 | ME |
| Radiology, Radiation Oncology | 2085R0001X | 25134 | NH |
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 Practitioner - Radiation Oncology (ME); Practitioner - Radiation Oncology (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 299 |
|---|---|
| Services billed | 1,637 across 36 procedure codes |
| Paid by Medicare | $113,033 |
Part D prescriptions in 2024
| Prescriptions (claims) | 200 · 270 30-day fills |
|---|---|
| Patients | 86 |
| Total drug cost | $1,376 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Rochester School of Medicine and Dentistry |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Radiation Oncology |
Medical groups
- Spectrum Healthcare Partners PAPortland, ME · 308 clinicians
- Maine Center for Cancer Medicine and Blood Disorders PAWestbrook, ME · 70 clinicians
Hospital affiliations
- LincolnhealthDamariscotta, ME
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Mid Coast HospitalBrunswick, ME
- Mainehealth Pen Bay HospitalRockport, ME
- Portsmouth Regional HospitalPortsmouth, NH
Industry payments (Open Payments)
- 2025$76.84 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Incyte Corporation | $24.25 | 1 |
| Tolmar, Inc. | $18.18 | 1 |
| Adc Therapeutics America, Inc. | $17.86 | 1 |
| Merck Sharp & Dohme LLC | $16.55 | 1 |
What the 2025 payments were for
- Food and Beverage$76.84 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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