Yamil M. Arbaje, MD
NPI 1033162904ActiveIndividual· Internal Medicine, Hematology & Oncology· Madison, WI
Internal Medicine, Hematology & Oncology (MD) with Dean Health Systems Inc, practicing in Madison, Wisconsin. 313 Medicare patients in 2024, $955,333 paid; nearly all of their 1,223 Part D prescriptions were generic (92%). Tempus Ai, Inc was the largest of 2 companies reporting payments in 2025, $141.73 in all, mostly food and beverage. Lists Southwest Health Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1033162904 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 19, 2006 |
| Last updated in NPPES | Feb 21, 2022 |
| Certified by provider | Feb 9, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 31421-020 | 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 - Hematology/Oncology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 313 |
|---|---|
| Services billed | 59,888 across 108 procedure codes |
| Paid by Medicare | $955,333 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,223 · 2,777 30-day fills |
|---|---|
| Patients | 287 |
| Total drug cost | $892,651 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Dean Health Systems IncSun Prairie, WI · 1,159 clinicians
Hospital affiliations
- Southwest Health CenterPlatteville, WI
- Ssm Health St Clare Hospital - BarabooBaraboo, WI
- Ssm Health St Mary's Hospital - MadisonMadison, WI
- Stoughton HospitalStoughton, WI
- Upland Hills HealthDodgeville, WI
Industry payments (Open Payments)
- 2025$141.73 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tempus Ai, Inc | $115.34 | 1 |
| Lilly USA, LLC | $26.39 | 1 |
What the 2025 payments were for
- Food and Beverage$141.73 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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