Miriam Lassow Fishman, M.D.
NPI 1891953212ActiveIndividual· Internal Medicine, Cardiovascular Disease· Chevy Chase, MD
Internal Medicine, Cardiovascular Disease (M.D.) in Chevy Chase, Maryland, trained at New York University School of Medicine (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $1,006,143 for 4,093 claims, against $229,630 paid for services in 2024. Amgen Inc. was the largest of 15 companies reporting payments in 2025, $956.36 in all, mostly food and beverage.
Overview
| NPI | 1891953212 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 2, 2008 |
| Last updated in NPPES | Jun 23, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | D0077948 | MD |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | MD039669 | DC |
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) (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 663 |
|---|---|
| Services billed | 3,492 across 31 procedure codes |
| Paid by Medicare | $229,630 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,093 · 10,987 30-day fills |
|---|---|
| Patients | 489 |
| Total drug cost | $1,006,143 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Cardiology and Internal Medicine, PAChevy Chase, MD · 3 clinicians
Hospital affiliations
- Medstar Washington Hospital CenterWashington, DC
- Sibley Memorial HospitalWashington, DC
Industry payments (Open Payments)
- 2025$956.36 · 41 payments from 15 companies
- 2024$976.28 · 37 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $236.81 | 11 |
| Novartis Pharmaceuticals Corporation | $132.24 | 5 |
| Novo Nordisk Inc | $123.15 | 4 |
| E.R. Squibb & Sons, L.L.C. | $104.32 | 5 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $69.44 | 3 |
What the 2025 payments were for
- Food and Beverage$956.36 · 41 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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