Michael D. Klein, M.D.
NPI 1073541256ActiveIndividual· Internal Medicine, Cardiovascular Disease· Boston, MA
Internal Medicine, Cardiovascular Disease (M.D.) in Boston, Massachusetts, trained at New York University School of Medicine (class of 1961). Their prescriptions cost Medicare Part D more than their services did: $179,580 for 956 claims, against $37,218 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. reported $124.99 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1073541256 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 28, 2006 |
| Last updated in NPPES | Aug 5, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 30609 | MA |
| Internal Medicine | 207R00000X | 30609 | 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 - Cardiovascular Disease (Cardiology) (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,751 |
|---|---|
| Services billed | 5,330 across 6 procedure codes |
| Paid by Medicare | $37,218 |
Part D prescriptions in 2024
| Prescriptions (claims) | 956 · 1,885 30-day fills |
|---|---|
| Patients | 94 |
| Total drug cost | $179,580 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 1961 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Evans Medical Foundation IncBoston, MA · 536 clinicians
Hospital affiliations
- Boston Medical CenterBoston, MA
- Boston Medical Center-BrightonBrighton, MA
- Good Samaritan Medical CenterBrockton, MA
- Sturdy Memorial HospitalAttleboro, MA
- Tufts Medical CenterBoston, MA
Industry payments (Open Payments)
- 2025$124.99 · 1 payment from 1 company
- 2024$239.83 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $124.99 | 1 |
What the 2025 payments were for
- Food and Beverage$124.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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