Marie K. Thomas, M.D.
NPI 1720024920ActiveIndividual· Colon & Rectal Surgery· Madison, WI
Colon & Rectal Surgery (M.D.) with Dean Health Systems Inc, practicing in Madison, Wisconsin. 66 Medicare patients in 2024, $38,799 paid; nearly all of their 182 Part D prescriptions were generic (99%). Baxter Healthcare reported $61.29 in payments in 2024, mostly travel and lodging. Lists Ssm Health St Mary's Hospital - Madison as a hospital affiliation.
Overview
| NPI | 1720024920 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 22, 2006 |
| Last updated in NPPES | Dec 13, 2020 |
| Certified by provider | Dec 13, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | 51099-020 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Colorectal Surgery (Proctology) (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 66 |
|---|---|
| Services billed | 169 across 45 procedure codes |
| Paid by Medicare | $38,799 |
Part D prescriptions in 2024
| Prescriptions (claims) | 182 · 182 30-day fills |
|---|---|
| Patients | 66 |
| Total drug cost | $1,350 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
Medical group
- Dean Health Systems IncSun Prairie, WI · 1,159 clinicians
Hospital affiliation
- Ssm Health St Mary's Hospital - MadisonMadison, WI
Industry payments (Open Payments)
- 2024$61.29 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Baxter Healthcare | $61.29 | 1 |
What the 2024 payments were for
- Travel and Lodging$61.29 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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