Dennis Michael Cassidy, M.D.
NPI 1649272006ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· St Petersburg, FL
Internal Medicine, Clinical Cardiac Electrophysiology (M.D.) with Ohi West Medical Group LLC, practicing in St Petersburg, Florida. Their prescriptions cost Medicare Part D more than their services did: $762,067 for 1,616 claims, against $141,133 paid for services in 2024. Cvrx, Inc. was the largest of 11 companies reporting payments in 2025, $647.28 in all, mostly food and beverage. Lists Orlando Health Bayfront Hospital as a hospital affiliation.
Overview
| NPI | 1649272006 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 15, 2005 |
| Last updated in NPPES | Sep 23, 2021 |
| Certified by provider | Sep 23, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | ME61837 | FL |
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 - Cardiac Electrophysiology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 490 |
|---|---|
| Services billed | 2,279 across 37 procedure codes |
| Paid by Medicare | $141,133 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,616 · 3,970 30-day fills |
|---|---|
| Patients | 274 |
| Total drug cost | $762,067 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 1978 |
|---|---|
| Medicare specialty | Cardiac Electrophysiology |
| Secondary specialties | Cardiovascular Disease (Cardiology), Internal Medicine |
Medical group
- Ohi West Medical Group LLCSt Petersburg, FL · 202 clinicians
Hospital affiliation
- Orlando Health Bayfront HospitalSaint Petersburg, FL
Industry payments (Open Payments)
- 2025$647.28 · 15 payments from 11 companies
- 2024$351.31 · 15 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cvrx, Inc. | $227.46 | 1 |
| Heartflow, Inc. | $148.52 | 1 |
| Biosense Webster, Inc. | $47.75 | 2 |
| Novartis Pharmaceuticals Corporation | $38.05 | 2 |
| Pfizer Inc. | $32.97 | 2 |
What the 2025 payments were for
- Food and Beverage$647.28 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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