Ronald A. Bays, MD
NPI 1073596037ActiveIndividual· Surgery, Vascular Surgery· Saginaw, MI
Surgery, Vascular Surgery (MD) in Saginaw, Michigan, trained at Indiana University School of Medicine (class of 1988). 487 Medicare patients in 2024, $414,127 paid; nearly all of their 573 Part D prescriptions were generic (90%). Angiodynamics, Inc. was the largest of 11 companies reporting payments in 2025, $13,891 in all, mostly device and supply loans.
Overview
| NPI | 1073596037 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 23, 2005 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | RB053548 | MI |
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 - Vascular Surgery (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 487 |
|---|---|
| Services billed | 6,516 across 98 procedure codes |
| Paid by Medicare | $414,127 |
Part D prescriptions in 2024
| Prescriptions (claims) | 573 · 1,518 30-day fills |
|---|---|
| Patients | 183 |
| Total drug cost | $56,792 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Vascular Surgery |
Medical group
- Mid Michigan Vascular Surgery, P.C.Saginaw, MI · 5 clinicians
Hospital affiliations
- Covenant Medical CenterSaginaw, MI
- Hills & Dales General HospitalCass City, MI
- Marlette Regional HospitalMarlette, MI
- Mymichigan Medical Center SaginawSaginaw, MI
- Tawas St Joseph HospitalTawas City, MI
Industry payments (Open Payments)
- 2025$13,891 · 33 payments from 11 companies
- 2024$11,021 · 34 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Angiodynamics, Inc. | $10,020 | 2 |
| Endologix LLC | $3,162 | 8 |
| W. L. Gore & Associates, Inc. | $202.93 | 2 |
| Abbott Laboratories | $162.24 | 8 |
| Imperative Care, Inc | $156.82 | 4 |
What the 2025 payments were for
- Long term medical supply or device loan$10,000 · 1 payment
- Food and Beverage$1,980 · 30 payments
- Consulting Fee$1,500 · 1 payment
- Travel and Lodging$411.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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