Highest-Volume Radiofrequency Ablation — Lumbar Facet Surgeons in Delaware (2026 update)
22 Delaware providers billed Medicare for Radiofrequency Ablation — Lumbar Facet (CPT 64635) 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 | Peter Witherell, M.D. | Wilmington, DE | 165 |
| 2 | Shachi Patel, M.D. | Newark, DE | 126 |
| 3 | James Downing, MD | Newark, DE | 117 |
| 4 | Ann Kim, MD | Newark, DE | 90 |
| 5 | Nancy Kim, MD | Newark, DE | 79 |
| 6 | Dale Sutherland, M.D. | Lewes, DE | 69 |
| 7 | Scott Roberts, M.D. | Newark, DE | 56 |
| 8 | William Newell, M.D. | Newark, DE | 54 |
| 9 | Terence Duffy, MD | Middletown, DE | 54 |
| 10 | Adam Ginsberg, D.O. | Newark, DE | 49 |
12 more Delaware 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 Radiofrequency Ablation — Lumbar Facet in Delaware?
- 22 Delaware providers billed Medicare for Radiofrequency Ablation — Lumbar Facet (CPT 64635) 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.