Gregory E. Blackman, M.D.
NPI 1811941032ActiveIndividual· Radiology, Diagnostic Radiology· Springfield, MA
Radiology, Diagnostic Radiology (M.D.) in Springfield, Massachusetts, trained at Vanderbilt University School of Medicine (class of 1983). Medicare paid $103,023 for services to 1,393 patients in 2024. Stryker Corporation was the largest of 3 companies reporting payments in 2025, $112.47 in all, mostly food and beverage.
Overview
| NPI | 1811941032 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 20, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 76232 | MA |
| Radiology, Vascular & Interventional Radiology | 2085R0204X | 76232 | 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 - Interventional Radiology (MA); Practitioner - Interventional Radiology (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,393 |
|---|---|
| Services billed | 2,373 across 213 procedure codes |
| Paid by Medicare | $103,023 |
Education and affiliations
| Medical school | Vanderbilt University School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Interventional Radiology |
Medical groups
- Mass General Brigham Community Physicians IncWatertown, MA · 428 clinicians
- Mass General Brigham Medical Group Western Massachusetts IncNorthampton, MA · 291 clinicians
Hospital affiliations
- Brigham and Women's HospitalBoston, MA
- Cooley Dickinson Hospital Inc,theNorthampton, MA
- Martha's Vineyard Hospital IncOak Bluffs, MA
- Massachusetts General HospitalBoston, MA
- Wentworth-Douglass HospitalDover, NH
Industry payments (Open Payments)
- 2025$112.47 · 5 payments from 3 companies
- 2024$126.34 · 7 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $52.43 | 2 |
| Medtronic, Inc. | $40.14 | 2 |
| Inari Medical, Inc. | $19.90 | 1 |
What the 2025 payments were for
- Food and Beverage$112.47 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other diagnostic radiologists in Springfield
- 1407295637
- 1588873947
- 1073548889
- 1376757757
- 1437361060
- 1619986858
- 1699850222
- 1033506761
- 1083053078
- 1124061767
- 1194750018
- 1205994365
All 39 diagnostic radiologists in Springfield · All diagnostic radiologists in Massachusetts