Ross Greenstein, PA
NPI 1598772071ActiveIndividual· Physician Assistant· Jackson, MI
Physician Assistant (PA) with St Vincent Medical Group Inc and 1 other group, practicing in Jackson, Michigan. Their prescriptions cost Medicare Part D more than their services did: $7,562 for 79 claims, against $4,828 paid for services in 2024. Atricure, Inc. was the largest of 3 companies reporting payments in 2025, $352.73 in all, mostly food and beverage. Lists Ascension St Vincent Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1598772071 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Aug 1, 2006 |
| Last updated in NPPES | Jun 8, 2026 |
| Certified by provider | Jun 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5601005214 | MI |
| Physician Assistant, Surgical | 363AS0400X | 085002270 | IL |
| Physician Assistant, Surgical | 363AS0400X | 5601005214 | MI |
| Physician Assistant, Surgical | 363AS0400X | 10003974A | IN |
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 - Physician Assistant (IL); Practitioner - Physician Assistant (IN); Practitioner - Physician Assistant (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 53 across 25 procedure codes |
| Paid by Medicare | $4,828 |
Part D prescriptions in 2024
| Prescriptions (claims) | 79 · 111 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $7,562 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- St Vincent Medical Group IncCarmel, IN · 736 clinicians
- Beacon Medical Group IncSouth Bend, IN · 589 clinicians
Hospital affiliations
- Ascension St Vincent HospitalIndianapolis, IN
- St Vincent Heart CenterCarmel, IN
Industry payments (Open Payments)
- 2025$352.73 · 3 payments from 3 companies
- 2024$429.34 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Atricure, Inc. | $175.54 | 1 |
| Abbott Laboratories | $108.19 | 1 |
| Medtronic, Inc. | $69.00 | 1 |
What the 2025 payments were for
- Food and Beverage$352.73 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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