Arouna Senthilkumar, M.D.
NPI 1063618460ActiveIndividual· Internal Medicine, Nephrology· Highland Park, IL
Internal Medicine, Nephrology (M.D.) with Associates in Nephrology SC, practicing in Highland Park, Illinois. 112 Medicare patients in 2024, $29,689 paid; nearly all of their 192 Part D prescriptions were generic (97%). Fresenius USA Marketing, Inc. reported $24.04 in payments in 2025, mostly food and beverage. Lists Northshore University Healthsystem - Evanston Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1063618460 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 22, 2007 |
| Last updated in NPPES | Nov 22, 2024 |
| Certified by provider | Nov 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036122474 | IL |
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 (IL); Practitioner - Nephrology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 112 |
|---|---|
| Services billed | 236 across 11 procedure codes |
| Paid by Medicare | $29,689 |
Part D prescriptions in 2024
| Prescriptions (claims) | 192 · 309 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $24,875 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Associates in Nephrology SCChicago, IL · 52 clinicians
Hospital affiliations
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Memorial HospitalChicago, IL
Other facilities
- Concerto DialysisDialysis facility · Lincolnwood, IL
- Davita Emerald DialysisDialysis facility · Chicago, IL
- Davita Ogden DialysisDialysis facility · Cicero, IL
- Fkc - GrayslakeDialysis facility · Grayslake, IL
Industry payments (Open Payments)
- 2025$24.04 · 1 payment from 1 company
- 2024$28.31 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Fresenius USA Marketing, Inc. | $24.04 | 1 |
What the 2025 payments were for
- Food and Beverage$24.04 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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