Shirin Sioshansi, M.D.
NPI 1518152438ActiveIndividual· Radiology, Radiation Oncology· Providence, RI
Radiology, Radiation Oncology (M.D.) in Providence, Rhode Island, trained at Warren Alpert Medical School of Brown University (class of 2006). Mostly services rather than prescriptions: Medicare paid $68,357 for 136 patients in 2024, with only 42 Part D claims.
Overview
| NPI | 1518152438 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 13, 2007 |
| Last updated in NPPES | Jun 22, 2026 |
| Certified by provider | Jun 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | MD20329 | RI |
| Radiology, Radiation Oncology | 2085R0001X | 247683 | MA |
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 - Radiation Oncology (MA); Practitioner - Radiation Oncology (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 136 |
|---|---|
| Services billed | 1,154 across 25 procedure codes |
| Paid by Medicare | $68,357 |
Part D prescriptions in 2024
| Prescriptions (claims) | 42 · 45 30-day fills |
|---|---|
| Total drug cost | $1,226 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | Warren Alpert Medical School of Brown University |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Radiation Oncology |
Medical groups
- Lifespan Physician Group IncProvidence, RI · 1,173 clinicians
- Radiosurgery Center of Rhode Island LLCProvidence, RI · 9 clinicians
Hospital affiliations
- Rhode Island HospitalProvidence, RI
- The Miriam HospitalProvidence, RI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 radiation oncologists in Providence · All radiation oncologists in Rhode Island