Gregory Alan Abel, MD
NPI 1285611954ActiveIndividual· Internal Medicine, Hematology & Oncology· Boston, MA
Internal Medicine, Hematology & Oncology (MD) in Boston, Massachusetts, trained at Columbia University College of Physicians and Surgeons (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $163,814 for 73 claims, against $20,351 paid for services in 2024.
Overview
| NPI | 1285611954 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 23, 2005 |
| Last updated in NPPES | May 28, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 216926 | 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 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 - Medical Oncology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 89 |
|---|---|
| Services billed | 263 across 8 procedure codes |
| Paid by Medicare | $20,351 |
Part D prescriptions in 2024
| Prescriptions (claims) | 73 · 97 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $163,814 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology, Internal Medicine |
Medical group
- Dana-Farber Cancer Institute, Inc.Boston, MA · 684 clinicians
Hospital affiliation
- Brigham and Women's HospitalBoston, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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