Marwan Mounayar, M.D.
NPI 1689012676ActiveIndividual· Internal Medicine, Hematology & Oncology· Muncie, IN
Internal Medicine, Hematology & Oncology (M.D.) with Iu Health Medical Group LLC and 1 other group, practicing in Muncie, Indiana. Their prescriptions cost Medicare Part D more than their services did: $3,781,405 for 1,516 claims, against $89,754 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 2 companies reporting payments in 2025, $92.68 in all, mostly education. Lists Indiana University Health and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1689012676 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 12, 2013 |
| Last updated in NPPES | Apr 14, 2023 |
| Certified by provider | Apr 14, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 01082323A | IN |
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 - Hematology/Oncology (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 297 |
|---|---|
| Services billed | 1,080 across 14 procedure codes |
| Paid by Medicare | $89,754 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,516 · 2,230 30-day fills |
|---|---|
| Patients | 281 |
| Total drug cost | $3,781,405 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical groups
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
- Indiana University Health Ball Memorial Physicians IncMuncie, IN · 232 clinicians
Hospital affiliations
- Indiana University HealthIndianapolis, IN
- Indiana University Health Ball Memorial HospitalMuncie, IN
- Indiana University Health Jay, Inc.Portland, IN
- Marion General HospitalMarion, IN
Industry payments (Open Payments)
- 2025$92.68 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $68.49 | 1 |
| Tempus Ai, Inc | $24.19 | 1 |
What the 2025 payments were for
- Education$68.49 · 1 payment
- Food and Beverage$24.19 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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