Mark A. Blum, MD
NPI 1134216526ActiveIndividual· Internal Medicine, Interventional Cardiology· Morristown, NJ
Internal Medicine, Interventional Cardiology (MD) in Morristown, New Jersey, trained at Icahn School of Medicine at Mount Sinai (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $1,885,207 for 6,842 claims, against $216,255 paid for services in 2024. Amgen Inc. was the largest of 24 companies reporting payments in 2025, $1,642 in all, mostly food and beverage.
Overview
| NPI | 1134216526 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 6, 2006 |
| Last updated in NPPES | Feb 3, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | 25MA04766300 | NJ |
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 - Cardiovascular Disease (Cardiology) (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,442 |
|---|---|
| Services billed | 5,108 across 18 procedure codes |
| Paid by Medicare | $216,255 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,842 · 18,624 30-day fills |
|---|---|
| Patients | 991 |
| Total drug cost | $1,885,207 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical groups
- Practice Associates Medical GroupSummit, NJ · 1,408 clinicians
- Cardiovascular Health Consultants, P.A.Morristown, NJ · 119 clinicians
Hospital affiliations
- Chilton Medical CenterPompton Plains, NJ
- Morristown Medical CenterMorristown, NJ
- Newton Medical CenterNewton, NJ
- Overlook Medical CenterSummit, NJ
- Robert Wood Johnson University Hospital - SomersetSomerville, NJ
Industry payments (Open Payments)
- 2025$1,642 · 82 payments from 24 companies
- 2024$2,024 · 111 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $253.57 | 16 |
| Baxter Healthcare | $205.91 | 6 |
| Novo Nordisk Inc | $179.95 | 11 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $146.36 | 5 |
| Merck Sharp & Dohme LLC | $127.44 | 7 |
What the 2025 payments were for
- Food and Beverage$1,642 · 82 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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