Mark A. Blumberg, M.D.
NPI 1588662019ActiveIndividual· Dermatology· Springfield, MA
Dermatology (M.D.) in Springfield, Massachusetts, trained at Medical College of Georgia School of Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $1,661,951 for 2,000 claims, against $363,982 paid for services in 2024. Janssen Biotech, Inc. was the largest of 4 companies reporting payments in 2025, $541.56 in all, mostly food and beverage.
Overview
| NPI | 1588662019 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 8, 2005 |
| Last updated in NPPES | Nov 2, 2026 |
| Certified by provider | Nov 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 223863 | MA |
| Dermatology, Dermatopathology | 207ND0900X | 223863 | 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 - Dermatology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,437 |
|---|---|
| Services billed | 6,707 across 76 procedure codes |
| Paid by Medicare | $363,982 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,000 · 2,457 30-day fills |
|---|---|
| Patients | 727 |
| Total drug cost | $1,661,951 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Medical College of Georgia School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Dermatology |
Medical group
- Stratum Dermatology, PLLCSpringfield, MA · 6 clinicians
Industry payments (Open Payments)
- 2025$541.56 · 29 payments from 4 companies
- 2024$787.62 · 57 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $333.51 | 21 |
| E.R. Squibb & Sons, L.L.C. | $136.58 | 3 |
| Organon LLC | $39.77 | 3 |
| Ucb, Inc. | $31.70 | 2 |
What the 2025 payments were for
- Food and Beverage$475.57 · 28 payments
- Education$65.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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