Maria D. De Villa, M.D.
NPI 1538321252ActiveIndividual· Internal Medicine, Medical Oncology· Green Bay, WI
Internal Medicine, Medical Oncology (M.D.) with Bellin Memorial Hospital Inc and 1 other group, practicing in Green Bay, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $2,623,915 for 1,140 claims, against $29,583 paid for services in 2024. Jazz Pharmaceuticals Inc. reported $18.99 in payments in 2024, mostly food and beverage. Lists Bellin Health Oconto Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1538321252 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 25, 2008 |
| Last updated in NPPES | Sep 18, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 65835-20 | WI |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 24698 | NE |
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 | 136 |
|---|---|
| Services billed | 941 across 34 procedure codes |
| Paid by Medicare | $29,583 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,140 · 1,836 30-day fills |
|---|---|
| Patients | 198 |
| Total drug cost | $2,623,915 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical groups
- Bellin Memorial Hospital IncGreen Bay, WI · 697 clinicians
- Oconto Hospital and Medical Center IncMarinette, WI · 222 clinicians
Hospital affiliations
- Bellin Health Oconto HospitalOconto, WI
- Bellin Memorial HospitalGreen Bay, WI
Other facilities
- Unity HospiceHospice · De Pere, WI
Industry payments (Open Payments)
- 2024$18.99 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Jazz Pharmaceuticals Inc. | $18.99 | 1 |
What the 2024 payments were for
- Food and Beverage$18.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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