Highest-Volume Leadless Pacemaker Insertion Surgeons in Arizona (2026 update)
8 Arizona providers billed Medicare for Leadless Pacemaker Insertion (CPT 33274) 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 | Husnu Kaynak, MD | Yuma, AZ | 19 |
| 2 | Habteab Feseha, M.D. | Yuma, AZ | 17 |
| 3 | Mansour Assar, M.D. | Prescott, AZ | 17 |
| 4 | Kai-Chun Sung, MD | Mesa, AZ | 15 |
| 5 | Akil Loli, MD | Phoenix, AZ | 14 |
| 6 | Ronald Jones, M.D. | Prescott, AZ | 14 |
| 7 | Sushmitha Patibandla, M.D. | Phoenix, AZ | 14 |
| 8 | Chin Lee | Mesa, AZ | 14 |
Frequently asked questions
- How many surgeons perform Leadless Pacemaker Insertion in Arizona?
- 8 Arizona providers billed Medicare for Leadless Pacemaker Insertion (CPT 33274) 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.