Highest-Volume Retinal Detachment Repair — Vitrectomy Surgeons in Wisconsin (2026 update)
8 Wisconsin providers billed Medicare for Retinal Detachment Repair — Vitrectomy (CPT 67108) 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 | Syed Shah | La Crosse, WI | 22 |
| 2 | Mathew Aschbrenner, MD | Wausau, WI | 20 |
| 3 | Amol Kulkarni, MD | Madison, WI | 19 |
| 4 | Lincoln Shaw | Milwaukee, WI | 18 |
| 5 | Jonathan Chang, M.D. | Middleton, WI | 14 |
| 6 | Wei-Chuan Wang, MD | Green Bay, WI | 12 |
| 7 | Ryan Vogel, MD | Greenfield, WI | 11 |
| 8 | Anthony Parendo, M.D. | Appleton, WI | 11 |
Frequently asked questions
- How many surgeons perform Retinal Detachment Repair — Vitrectomy in Wisconsin?
- 8 Wisconsin providers billed Medicare for Retinal Detachment Repair — Vitrectomy (CPT 67108) 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.