Rajeswari Chellappah, M.D.
NPI 1770758617ActiveIndividual· Internal Medicine, Hematology & Oncology· Roseville, CA
Internal Medicine, Hematology & Oncology (M.D.) with Sutter Valley Medical Foundation, practicing in Roseville, California. Their prescriptions cost Medicare Part D more than their services did: $1,332,164 for 1,276 claims, against $115,416 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 4 companies reporting payments in 2025, $108.33 in all, mostly food and beverage. Lists Sutter Amador Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1770758617 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 22, 2008 |
| Last updated in NPPES | Aug 17, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | A103454 | CA |
| Internal Medicine | 207R00000X | A-103454 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 349 |
|---|---|
| Services billed | 928 across 12 procedure codes |
| Paid by Medicare | $115,416 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,276 · 2,204 30-day fills |
|---|---|
| Patients | 268 |
| Total drug cost | $1,332,164 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Valley Medical FoundationModesto, CA · 2,500 clinicians
Hospital affiliations
- Sutter Amador HospitalJackson, CA
- Sutter Auburn Faith HospitalAuburn, CA
- Sutter Medical Center, SacramentoSacramento, CA
- Sutter Roseville Medical CenterRoseville, CA
Industry payments (Open Payments)
- 2025$108.33 · 4 payments from 4 companies
- 2024$23.92 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $33.35 | 1 |
| Celgene Corporation | $29.17 | 1 |
| Servier Pharmaceuticals LLC | $24.78 | 1 |
| Array Biopharma Inc | $21.03 | 1 |
What the 2025 payments were for
- Food and Beverage$108.33 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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