Mark K. Jenson, M.D.
NPI 1598727000ActiveIndividual· Family Medicine· Green Bay, WI
Family Medicine (M.D.) with Dousman Clinic, S.C., practicing in Green Bay, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $974,273 for 10,387 claims, against $25,660 paid for services in 2024. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 23 companies reporting payments in 2025, $40,866 in all, mostly consulting fees. Lists St Marys Hospital Medical Ctr and 1 other hospital as hospital affiliations.
Overview
| NPI | 1598727000 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 3, 2006 |
| Last updated in NPPES | Nov 5, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 29927 | WI |
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 - Family Practice (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 98 |
|---|---|
| Services billed | 2,133 across 52 procedure codes |
| Paid by Medicare | $25,660 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,387 · 21,518 30-day fills |
|---|---|
| Patients | 706 |
| Total drug cost | $974,273 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Dousman Clinic, S.C.Green Bay, WI · 2 clinicians
Hospital affiliations
- St Marys Hospital Medical CtrGreen Bay, WI
- St Vincent HospitalGreen Bay, WI
Other facilities
- Amedisys Hospice of Green BayHospice · Bellevue, WI
- Amedisys Hospice of MilwaukeeHospice · Brookfield, WI
- Unity HospiceHospice · De Pere, WI
Industry payments (Open Payments)
- 2025$40,866 · 199 payments from 23 companies
- 2024$33,709 · 164 payments from 30 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $38,405 | 63 |
| Pfizer Inc. | $322.40 | 17 |
| Lilly USA, LLC | $214.04 | 12 |
| Novo Nordisk Inc | $172.41 | 9 |
| Abbvie Inc. | $169.92 | 8 |
What the 2025 payments were for
- Consulting Fee$37,347 · 36 payments
- Food and Beverage$2,595 · 143 payments
- Travel and Lodging$923.57 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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