Arun Sendilnathan, M.D.
NPI 1013298223ActiveIndividual· Internal Medicine, Hematology & Oncology· Hamilton, OH
Internal Medicine, Hematology & Oncology (M.D.) with Kettering Independent Medical Group Inc, practicing in Hamilton, Ohio. Their prescriptions cost Medicare Part D more than their services did: $1,989,704 for 1,504 claims, against $60,315 paid for services in 2024. Exelixis Inc. was the largest of 4 companies reporting payments in 2025, $4,948 in all, mostly honoraria. Lists Fort Hamilton Hughes Memorial Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1013298223 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 31, 2011 |
| Last updated in NPPES | Oct 12, 2023 |
| Certified by provider | Oct 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 35.123476 | OH |
| Internal Medicine | 207R00000X | 35-123476 | OH |
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 (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 182 |
|---|---|
| Services billed | 933 across 11 procedure codes |
| Paid by Medicare | $60,315 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,504 · 1,990 30-day fills |
|---|---|
| Patients | 183 |
| Total drug cost | $1,989,704 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Kettering Independent Medical Group IncXenia, OH · 710 clinicians
Hospital affiliations
- Fort Hamilton Hughes Memorial HospitalHamilton, OH
- Kettering Health DaytonDayton, OH
- Kettering Health Main CampusKettering, OH
Industry payments (Open Payments)
- 2025$4,948 · 25 payments from 4 companies
- 2024$313.00 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exelixis Inc. | $4,640 | 20 |
| Tempus Ai, Inc | $178.07 | 3 |
| Adaptive Biotechnologies Corporation | $81.65 | 1 |
| Abbvie Inc. | $49.00 | 1 |
What the 2025 payments were for
- Honoraria$2,500 · 1 payment
- Travel and Lodging$1,771 · 8 payments
- Food and Beverage$677.34 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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