Glenn A. Winslow, MD
NPI 1255332102ActiveIndividual· Surgery· Great Falls, MT
Surgery (MD) in Great Falls, Montana, trained at Southern Illinois University School of Medicine (class of 1991). 278 Medicare patients in 2024, $118,387 paid; nearly all of their 183 Part D prescriptions were generic (99%). Intuitive Surgical, Inc. was the largest of 2 companies reporting payments in 2025, $157.51 in all, mostly food and beverage.
Overview
| NPI | 1255332102 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 2, 2005 |
| Last updated in NPPES | May 21, 2024 |
| Certified by provider | May 21, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 8297 | MT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 278 |
|---|---|
| Services billed | 623 across 100 procedure codes |
| Paid by Medicare | $118,387 |
Part D prescriptions in 2024
| Prescriptions (claims) | 183 · 185 30-day fills |
|---|---|
| Patients | 120 |
| Total drug cost | $1,654 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | General Surgery |
Medical group
- Benefis Hospitals IncGreat Falls, MT · 384 clinicians
Hospital affiliations
- Benefis Hospitals IncGreat Falls, MT
- Benefis Teton Medical CenterChoteau, MT
- Great Falls Clinic HospitalGreat Falls, MT
- Northern Montana HospitalHavre, MT
Industry payments (Open Payments)
- 2025$157.51 · 2 payments from 2 companies
- 2024$224.17 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $79.65 | 1 |
| Davol Inc. | $77.86 | 1 |
What the 2025 payments were for
- Food and Beverage$157.51 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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