Sundaresan T. Sambandam, M.D.
NPI 1811971922ActiveIndividual· Internal Medicine, Hematology & Oncology· Cranston, RI
Internal Medicine, Hematology & Oncology (M.D.) in Cranston, Rhode Island, licensed in RI, with an NPI issued in December 2005. Their prescriptions cost Medicare Part D more than their services did: $1,619,219 for 723 claims, against $21,723 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $24.98 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1811971922 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 1, 2005 |
| Last updated in NPPES | Aug 15, 2024 |
| Certified by provider | Aug 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 05372 | RI |
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 (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 213 |
|---|---|
| Services billed | 439 across 5 procedure codes |
| Paid by Medicare | $21,723 |
Part D prescriptions in 2024
| Prescriptions (claims) | 723 · 1,012 30-day fills |
|---|---|
| Patients | 126 |
| Total drug cost | $1,619,219 |
| Generic share | 76% of claims |
Industry payments (Open Payments)
- 2025$24.98 · 1 payment from 1 company
- 2024$328.71 · 13 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $24.98 | 1 |
What the 2025 payments were for
- Food and Beverage$24.98 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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