Jeffrey M. Peppercorn, MD
NPI 1053471599ActiveIndividual· Internal Medicine, Hematology & Oncology· Boston, MA
Internal Medicine, Hematology & Oncology (MD) in Boston, Massachusetts, trained at Harvard Medical School (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $556,865 for 112 claims, against $38,800 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $43.25 in payments in 2025, mostly education.
Overview
| NPI | 1053471599 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 12, 2006 |
| Last updated in NPPES | Jan 23, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 205640 | 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 - Hematology/Oncology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 167 |
|---|---|
| Services billed | 566 across 10 procedure codes |
| Paid by Medicare | $38,800 |
Part D prescriptions in 2024
| Prescriptions (claims) | 112 · 196 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $556,865 |
| Generic share | 72% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Massachusetts General Physicians Organization IncBoston, MA · 3,558 clinicians
- The General Hospital CorporationBoston, MA · 1,267 clinicians
Hospital affiliations
- Brigham and Women's HospitalBoston, MA
- Massachusetts General HospitalBoston, MA
- Newton-Wellesley HospitalNewton, MA
Industry payments (Open Payments)
- 2025$43.25 · 1 payment from 1 company
- 2024$700.00 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $43.25 | 1 |
What the 2025 payments were for
- Education$43.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 233 hematologist-oncologists in Boston · All hematologist-oncologists in Massachusetts