Masroor Munim, MD
NPI 1326048976ActiveIndividual· Internal Medicine, Addiction Medicine· West Allis, WI
Internal Medicine, Addiction Medicine (MD) in West Allis, Wisconsin, licensed in WI, with an NPI issued in July 2005. Their prescriptions cost Medicare Part D more than their services did: $426,292 for 2,998 claims, against $22,327 paid for services in 2024. Orexo US, Inc. was the largest of 4 companies reporting payments in 2025, $152.63 in all, mostly food and beverage. Lists Aurora St Lukes Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1326048976 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 26, 2005 |
| Last updated in NPPES | Jan 20, 2026 |
| Certified by provider | Jan 20, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Addiction Medicine Primary | 207RA0401X | 37915 | WI |
| Internal Medicine | 207R00000X | 37915 | 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 - Internal Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 356 across 19 procedure codes |
| Paid by Medicare | $22,327 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,998 · 5,617 30-day fills |
|---|---|
| Patients | 124 |
| Total drug cost | $426,292 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Addiction Medicine |
Hospital affiliations
- Aurora St Lukes Medical CenterMilwaukee, WI
- West Allis Memorial HospitalWest Allis, WI
Industry payments (Open Payments)
- 2025$152.63 · 8 payments from 4 companies
- 2024$92.08 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Orexo US, Inc. | $89.99 | 5 |
| Lilly USA, LLC | $23.92 | 1 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $21.51 | 1 |
| Ucb, Inc. | $17.21 | 1 |
What the 2025 payments were for
- Food and Beverage$152.63 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records