Brittany Siontis, M.D.
NPI 1659634822ActiveIndividual· Internal Medicine, Medical Oncology· Rochester, MN
Internal Medicine, Medical Oncology (M.D.) in Rochester, Minnesota, trained at University of Washington School of Medicine (class of 2012). In 2024 Medicare paid $1,847,214 for 429 patients, and Part D covered 64 of their prescriptions, 83% of them generic. Deciphera Pharmaceuticals Inc. reported $1,110 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1659634822 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 21, 2012 |
| Last updated in NPPES | Aug 20, 2020 |
| Certified by provider | Aug 20, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 56535 | MN |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 4301107948 | MI |
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 - Medical Oncology (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 429 |
|---|---|
| Services billed | 83,272 across 130 procedure codes |
| Paid by Medicare | $1,847,214 |
Part D prescriptions in 2024
| Prescriptions (claims) | 64 · 97 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $174,555 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Medical Oncology |
Medical group
- Mayo ClinicRochester, MN · 4,956 clinicians
Hospital affiliation
- Mayo Clinic Hospital RochesterRochester, MN
Industry payments (Open Payments)
- 2025$1,110 · 2 payments from 1 company
- 2024$50.00 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Deciphera Pharmaceuticals Inc. | $1,110 | 2 |
What the 2025 payments were for
- Consulting Fee$555.00 · 1 payment
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$555.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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