Highest-Volume Radiofrequency Ablation — Lumbar Facet Surgeons in Alaska (2026 update)
10 Alaska 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 | Stephen Markewich, MD | Wasilla, AK | 114 |
| 2 | Luke Liu, M.D. | Anchorage, AK | 39 |
| 3 | Alfred Lonser, M.D. | Anchorage, AK | 31 |
| 4 | Renee Marchegiani, DO | Wasilla, AK | 29 |
| 5 | Casandra Mysior, MD | Anchorage, AK | 22 |
| 6 | James Price, D.O. | Palmer, AK | 21 |
| 7 | Heath Mcanally, MD | Anchorage, AK | 18 |
| 8 | Phillip Weidner, DO | Anchorage, AK | 17 |
| 9 | Jann Urban, M.D. | Anchorage, AK | 13 |
| 10 | Erik Olson, D.O. | Anchorage, AK | 11 |
Frequently asked questions
- How many surgeons perform Radiofrequency Ablation — Lumbar Facet in Alaska?
- 10 Alaska 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.