Adithya Chennamadhavuni, M.D.
NPI 1669880522ActiveIndividual· Internal Medicine, Hematology & Oncology· Modesto, CA
Internal Medicine, Hematology & Oncology (M.D.) with Sutter Valley Medical Foundation, practicing in Modesto, California. Their prescriptions cost Medicare Part D more than their services did: $2,590,421 for 1,434 claims, against $202,701 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 2 companies reporting payments in 2025, $88.54 in all, mostly education. Lists Adventist Health Sonora and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1669880522 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 23, 2014 |
| Last updated in NPPES | Jul 21, 2023 |
| Certified by provider | Jul 21, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | C175046 | CA |
| Internal Medicine | 207R00000X | MD44246 | IA |
| Internal Medicine, Hematology & Oncology | 207RH0003X | MD44246 | IA |
| Hospitalist | 208M00000X | MD-44246 | IA |
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 - Hematology/Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 477 |
|---|---|
| Services billed | 5,003 across 19 procedure codes |
| Paid by Medicare | $202,701 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,434 · 2,062 30-day fills |
|---|---|
| Patients | 235 |
| Total drug cost | $2,590,421 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Valley Medical FoundationModesto, CA · 2,500 clinicians
Hospital affiliations
- Adventist Health SonoraSonora, CA
- Memorial Hospital Los BanosLos Banos, CA
- Memorial Medical CenterModesto, CA
- Sutter Medical Center, SacramentoSacramento, CA
- Sutter Tracy Community HospitalTracy, CA
Other facilities
- Sutter Care at HomeHome health agency · Salida, CA
Industry payments (Open Payments)
- 2025$88.54 · 2 payments from 2 companies
- 2024$252.55 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $68.49 | 1 |
| Genmab U.S., Inc. | $20.05 | 1 |
What the 2025 payments were for
- Education$88.54 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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