Highest-Volume TURBT — Bladder Tumor Resection Surgeons in Michigan (2026 update)
8 Michigan providers billed Medicare for TURBT — Bladder Tumor Resection (CPT 52235) 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 | Glenn Kershen, MD | Saginaw, MI | 26 |
| 2 | Lindsey Herrel, M.D. | Ann Arbor, MI | 21 |
| 3 | John Harb, MD | Livonia, MI | 14 |
| 4 | Charlotte Caligiuri, D.O. | Warren, MI | 14 |
| 5 | Kevin Brewton, M.D. | Battle Creek, MI | 13 |
| 6 | Wassim Bazzi, M.D. | Dearborn, MI | 13 |
| 7 | Brian Odom, MD | Marquette, MI | 12 |
| 8 | Brian Stirling, D.O. | Grayling, MI | 12 |
Frequently asked questions
- How many surgeons perform TURBT — Bladder Tumor Resection in Michigan?
- 8 Michigan providers billed Medicare for TURBT — Bladder Tumor Resection (CPT 52235) 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.