Subramanya Rao, M.D.
NPI 1740256783ActiveIndividual· Internal Medicine, Hematology & Oncology· Tinley Park, IL
Internal Medicine, Hematology & Oncology (M.D.) in Tinley Park, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $6,053,984 for 1,491 claims, against $97,644 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 25 companies reporting payments in 2025, $1,493 in all, mostly food and beverage.
Overview
| NPI | 1740256783 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 28, 2006 |
| Last updated in NPPES | Feb 24, 2026 |
| Certified by provider | Feb 24, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 036092532 | IL |
| Internal Medicine, Medical Oncology | 207RX0202X | 036092532 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 422 |
|---|---|
| Services billed | 1,004 across 9 procedure codes |
| Paid by Medicare | $97,644 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,491 · 2,092 30-day fills |
|---|---|
| Patients | 281 |
| Total drug cost | $6,053,984 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Hematology/Oncology |
Hospital affiliations
- Franciscan Health Olympia & Chicago HeightsOlympia Fields, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Palos Community HospitalPalos Heights, IL
- Presence St Marys HospitalKankakee, IL
Industry payments (Open Payments)
- 2025$1,493 · 69 payments from 25 companies
- 2024$3,147 · 92 payments from 27 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $120.78 | 7 |
| Celgene Corporation | $120.65 | 6 |
| Novartis Pharmaceuticals Corporation | $96.22 | 4 |
| Pfizer Inc. | $92.93 | 4 |
| Astrazeneca Pharmaceuticals LP | $82.14 | 5 |
What the 2025 payments were for
- Food and Beverage$1,493 · 69 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Hematology & Oncology providers in Illinois →