GREGORY E BLACKMAN (M.D.) – Diagnostic Radiology Physician, NPI 1811941032
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
190 INTERVENTIONAL RADIOLOGY in MA
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Provider Addresses for GREGORY E BLACKMAN (M.D.)
756, Longmeadow Street, Longmeadow Historic District, Longmeadow, Hampden County, Massachusetts, 01106, United States
LONGMEADOW, MA 011062245
Phone: (413) 565-2164
Type: Mailing
Mercy Medical Center, 271, Carew Street, North End, Springfield, Hampden County, Massachusetts, 01104, United States
DEPARTMENT OF RADIOLOGY, MERCY MEDICAL CENTER
SPRINGFIELD, MA 011042377
Phone: (413) 748-9200
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 18 Open Payments records for all available years, with a total value of $646.
Total Amount is formed as General ($646) + Research ($0) + Ownership ($0) = $646.
Last reported payment date: 2024-11-05 • Largest payer in this snapshot: Inari Medical, Inc. ($432).
Total Amount
$646
General + Research + Ownership
Payments
18
Total payment records
General Amount
$646
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Inari Medical, Inc. | $432 |
| Medtronic, Inc. | $124 |
| Bard Peripheral Vascular, Inc. | $90 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2024-09-18
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20040517000913 | I | Interventional Radiology | MA | TBD |
| I20240918002945 | I | Interventional Radiology | NH | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 310 | 229 | $0 |
| 71046 | X-ray of chest, 2 views | 197 | 191 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 185 | 185 | $0 |
| 77067 | Screening mammography | 164 | 164 | $0 |
| 77063 | Screening 3d breast mammography | 164 | 164 | $0 |
Insurance plans in this area (ZIP 01106)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | MA | 20610 | Aspiration and/or injection of large joint or joint capsule | 12 | 11 |
| DIAGNOSTIC RADIOLOGY | MA | 71250 | CT scan chest | 38 | 34 |
| DIAGNOSTIC RADIOLOGY | MA | 73110 | X-ray of wrist, minimum of 3 views | 16 | 15 |
| DIAGNOSTIC RADIOLOGY | MA | 73630 | X-ray of foot, minimum of 3 views | 35 | 32 |
| DIAGNOSTIC RADIOLOGY | MA | 74177 | CT scan of abdomen and pelvis with contrast | 119 | 118 |
| DIAGNOSTIC RADIOLOGY | MA | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 29 | 29 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MA | |
| - | MA | |
| Physician Assistant | MA | |
| - | MA | |
| Physician Assistant | MA | |
| Family Practice | MA | |
| Family Practice | MA | |
| Certified Nurse Midwife (Cnm) | MA | |
| Nurse Practitioner | MA | |
| - | MA |
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