Highest-Volume Pacemaker — Dual Chamber Surgeons in Indiana (2026 update)
75 Indiana providers billed Medicare for Pacemaker — Dual Chamber (CPT 33208) 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 | Athanasios Thomaides, M.D. | Greenwood, IN | 69 |
| 2 | Umang Patel, MD | Evansville, IN | 64 |
| 3 | Ashwani Bedi, M.D. | Evansville, IN | 61 |
| 4 | Asem Rimawi, MD | Lafayette, IN | 49 |
| 5 | Hrak Chemchirian, MD | New Albany, IN | 40 |
| 6 | Leonard Steinberg, MD | Indianapolis, IN | 40 |
| 7 | Brian Cooper, MD | Fort Wayne, IN | 39 |
| 8 | Philip George, M.D. | Indianapolis, IN | 37 |
| 9 | Joseph Szwed, MD | Indianapolis, IN | 37 |
| 10 | Chanukya Dahagam, PHARM.D., M.D. | Indianapolis, IN | 37 |
65 more Indiana 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 Pacemaker — Dual Chamber in Indiana?
- 75 Indiana providers billed Medicare for Pacemaker — Dual Chamber (CPT 33208) 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.