Shaun J. Gillis, M.D.
NPI 1265465207ActiveIndividual· Obstetrics & Gynecology· Bozeman, MT
Obstetrics & Gynecology (M.D.) in Bozeman, Montana, trained at University of Washington School of Medicine (class of 1999). In 2024 Medicare paid $6,312 for 79 patients, and Part D covered 81 of their prescriptions, 79% of them generic.
Overview
| NPI | 1265465207 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 9, 2006 |
| Last updated in NPPES | Apr 10, 2025 |
| Certified by provider | Apr 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 10375 | 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 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 - Obstetrics/Gynecology (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 79 |
|---|---|
| Services billed | 132 across 18 procedure codes |
| Paid by Medicare | $6,312 |
Part D prescriptions in 2024
| Prescriptions (claims) | 81 · 195 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $7,807 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Bozeman Health Deaconess HospitalBozeman, MT · 320 clinicians
Hospital affiliation
- Bozeman Health Deaconess HospitalBozeman, MT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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