Highest-Volume TAVR — Transfemoral Surgeons in Massachusetts (2026 update)
67 Massachusetts providers billed Medicare for TAVR — Transfemoral (CPT 33361) in 2024. The top 10 by case volume are below — the full ranked list, CSV export and competitor-payment intel are available with a DocVol subscription ($199/mo, cancel anytime).
Database refreshed July 2026Live NPPES registryⓘ sources
| # | Surgeon | Location | Medicare cases (2024) |
|---|---|---|---|
| 1 | Siavash Saadat, MD | Springfield, MA | 137 |
| 2 | Anthony Rousou, M.D. | Springfield, MA | 124 |
| 3 | Hassan Rastegar, MD | Boston, MA | 118 |
| 4 | Peter Lee, MD, PHD, MPH | Fall River, MA | 112 |
| 5 | Pinak Shah, MD | Boston, MA | 111 |
| 6 | Nathaniel Langer, MD | Boston, MA | 96 |
| 7 | Asishana Osho, MD | Boston, MA | 89 |
| 8 | Nilay Patel, MD | Boston, MA | 89 |
| 9 | David Deaton, M.D. | Springfield, MA | 88 |
| 10 | Ashequl Islam, MD | Springfield, MA | 81 |
57 more Massachusetts surgeons in the full list
Plus: who already pays them (Stryker? Medtronic? Arthrex?), CSV export for your CRM, and every other state and procedure.
Search the full databaseFrequently asked questions
- How many surgeons perform TAVR — Transfemoral in Massachusetts?
- 67 Massachusetts providers billed Medicare for TAVR — Transfemoral (CPT 33361) in CY2024. CMS suppresses providers with 10 or fewer Medicare patients, so the true count is somewhat higher.
- Where does this data come from?
- CMS Medicare Physician & Other Practitioners (fee-for-service Part B claims, CY2024, released May 2026) and CMS Open Payments. Both are official U.S. federal datasets.
- Does this include all of a surgeon's cases?
- No — it covers traditional Medicare only (no Medicare Advantage, commercial, or Medicaid claims). Absolute volumes undercount total practice, but the ranking of high- vs low-volume surgeons is a strong targeting signal.