Highest-Volume SLT — Laser Trabeculoplasty Surgeons in Wisconsin (2026 update)
36 Wisconsin providers billed Medicare for SLT — Laser Trabeculoplasty (CPT 65855) 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 | Yan Guo | Marshfield, WI | 108 |
| 2 | Inder Singh | Racine, WI | 93 |
| 3 | John Geanon, MD | Madison, WI | 78 |
| 4 | Joseph Bergmann, M.D. | Green Bay, WI | 77 |
| 5 | Christiana Gandy, M.D. | Wausau, WI | 72 |
| 6 | Suzanne Falkenberry, MD | La Crosse, WI | 68 |
| 7 | Christopher Kucharski, M.D. | Wausau, WI | 55 |
| 8 | Margaret Powell, MD | Madison, WI | 54 |
| 9 | Matthew Cooke, M.D. | Eau Claire, WI | 48 |
| 10 | Yao Liu, MD | Madison, WI | 47 |
26 more Wisconsin 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 SLT — Laser Trabeculoplasty in Wisconsin?
- 36 Wisconsin providers billed Medicare for SLT — Laser Trabeculoplasty (CPT 65855) 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.