Gregory Paul Siroky, M.D
NPI 1225447956ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Roslyn, NY
Internal Medicine, Clinical Cardiac Electrophysiology (M.D) with Chs Physician Partners PC, practicing in Roslyn, New York. In 2024 Medicare paid $932,915 for 2,048 patients, and Part D covered 1,799 of their prescriptions, 64% of them generic. Medtronic, Inc. was the largest of 6 companies reporting payments in 2025, $1,562 in all, mostly food and beverage. Lists North Shore University Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1225447956 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | Yes |
| NPI issued | Aug 6, 2014 |
| Last updated in NPPES | Aug 4, 2021 |
| Certified by provider | Aug 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | 298107 | NY |
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 - Cardiac Electrophysiology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,048 |
|---|---|
| Services billed | 7,323 across 75 procedure codes |
| Paid by Medicare | $932,915 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,799 · 4,487 30-day fills |
|---|---|
| Patients | 500 |
| Total drug cost | $877,764 |
| Generic share | 64% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Cardiac Electrophysiology |
Medical group
- Chs Physician Partners PCRoslyn, NY · 743 clinicians
Hospital affiliations
- North Shore University HospitalManhasset, NY
- St Catherine of Siena HospitalSmithtown, NY
- St Francis Hospital - the Heart CenterRoslyn, NY
Industry payments (Open Payments)
- 2025$1,562 · 36 payments from 6 companies
- 2024$3,925 · 62 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $400.60 | 7 |
| Abbott Laboratories | $386.50 | 11 |
| Biosense Webster, Inc. | $308.13 | 10 |
| Biotronik Inc. | $284.81 | 3 |
| Boston Scientific Corporation | $112.66 | 4 |
What the 2025 payments were for
- Food and Beverage$1,562 · 36 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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