David Marshall Harris, MD
NPI 1255865796ActiveIndividual· Radiology, Radiation Oncology· Worcester, MA
Radiology, Radiation Oncology (MD) in Worcester, Massachusetts, trained at University of Alabama School of Medicine (class of 2017). 159 Medicare patients in 2024, $98,754 paid; nearly all of their 124 Part D prescriptions were generic (98%).
Overview
| NPI | 1255865796 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 11, 2017 |
| Last updated in NPPES | Aug 24, 2023 |
| Certified by provider | Aug 24, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | 1015901 | 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 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 - Radiation Oncology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 159 |
|---|---|
| Services billed | 1,543 across 33 procedure codes |
| Paid by Medicare | $98,754 |
Part D prescriptions in 2024
| Prescriptions (claims) | 124 · 252 30-day fills |
|---|---|
| Patients | 51 |
| Total drug cost | $2,155 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Radiation Oncology |
Medical group
- Umass Memorial Medical Group IncWorcester, MA · 2,516 clinicians
Hospital affiliations
- Umass Memorial Health - Harrington HospitalSouthbridge, MA
- Umass Memorial Healthalliance HospitalsLeominster, MA
- Umass Memorial Medical Center/University CampusWorcester, 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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