Subramanyam Santhanam, MD
NPI 1225112741ActiveIndividual· Internal Medicine, Nephrology· Evanston, IL
Internal Medicine, Nephrology (MD) in Evanston, Illinois, licensed in IL, with an NPI issued in October 2006. Mallinckrodt Hospital Products Inc. was the largest of 3 companies reporting payments in 2025, $234.26 in all, mostly food and beverage.
Overview
| NPI | 1225112741 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 24, 2006 |
| Last updated in NPPES | Feb 26, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036049096 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$234.26 · 5 payments from 3 companies
- 2024$552.13 · 12 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $193.92 | 3 |
| Aurinia Pharma U.S., Inc. | $20.65 | 1 |
| Otsuka America Pharmaceutical, Inc. | $19.69 | 1 |
What the 2025 payments were for
- Food and Beverage$234.26 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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