John Paul Winters III, MD
NPI 1366648693ActiveIndividual· Internal Medicine, Hematology & Oncology· Westbrook, ME
Internal Medicine, Hematology & Oncology (MD) in Westbrook, Maine, trained at University of Oklahoma College of Medicine (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $20,536,951 for 2,714 claims, against $4,530,144 paid for services in 2024. Adc Therapeutics America, Inc. was the largest of 24 companies reporting payments in 2025, $1,103 in all, mostly food and beverage.
Overview
| NPI | 1366648693 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 24, 2007 |
| Last updated in NPPES | Apr 20, 2026 |
| Certified by provider | Apr 20, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MD20794 | ME |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 20178 | NH |
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 Practitioner - Hematology/Oncology (ME); Practitioner - Hematology/Oncology (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 603 |
|---|---|
| Services billed | 309,172 across 178 procedure codes |
| Paid by Medicare | $4,530,144 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,714 · 3,892 30-day fills |
|---|---|
| Patients | 329 |
| Total drug cost | $20,536,951 |
| Generic share | 48% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Maine Center for Cancer Medicine and Blood Disorders PAWestbrook, ME · 70 clinicians
Hospital affiliations
- Mainehealth Franklin HospitalFarmington, ME
- Mainehealth Maine Medical CenterPortland, ME
- Memorial Hospital, theNorth Conway, NH
- Northern Light Eastern Maine Medical CenterBangor, ME
- Northern Light Mercy HospitalPortland, ME
Industry payments (Open Payments)
- 2025$1,103 · 44 payments from 24 companies
- 2024$506.70 · 16 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Adc Therapeutics America, Inc. | $167.08 | 4 |
| Abbvie Inc. | $126.59 | 4 |
| Celgene Corporation | $91.90 | 2 |
| Incyte Corporation | $79.99 | 3 |
| Glaxosmithkline, LLC. | $51.80 | 2 |
What the 2025 payments were for
- Food and Beverage$1,103 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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