Mark Fairweather, MD
NPI 1437391232ActiveIndividual· Surgery· Boston, MA
Surgery (MD) in Boston, Massachusetts, trained at University of Louisville School of Medicine (class of 2009). Mostly services rather than prescriptions: Medicare paid $67,319 for 120 patients in 2024, with only 28 Part D claims. Histosonics, Inc. reported $748.97 in payments in 2025, mostly travel and lodging.
Overview
| NPI | 1437391232 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 25, 2009 |
| Last updated in NPPES | Jun 18, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 250373 | MA |
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 - Surgical Oncology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 225 across 53 procedure codes |
| Paid by Medicare | $67,319 |
Part D prescriptions in 2024
| Prescriptions (claims) | 28 · 28 30-day fills |
|---|---|
| Patients | 16 |
| Total drug cost | $47.03 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Louisville School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Surgical Oncology |
| Telehealth | Offers telehealth |
Medical groups
- Brigham and Womens Physicians Organization IncBoston, MA · 2,994 clinicians
- Dana-Farber Cancer Institute, Inc.Boston, MA · 684 clinicians
Hospital affiliation
- Brigham and Women's HospitalBoston, MA
Other facilities
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
Industry payments (Open Payments)
- 2025$748.97 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Histosonics, Inc. | $748.97 | 2 |
What the 2025 payments were for
- Travel and Lodging$748.97 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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