Highest-Volume SLT — Laser Trabeculoplasty Surgeons in Oregon (2026 update)
26 Oregon 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 | Aazim Siddiqui | Portland, OR | 57 |
| 2 | Shandiz Tehrani, MD, PHD | Portland, OR | 56 |
| 3 | Steven Mansberger, MD, MPH | Portland, OR | 44 |
| 4 | Judith Sabah, MD | Eugene, OR | 34 |
| 5 | Alexander Robin, MD | Portland, OR | 31 |
| 6 | Jason Dimmig, M.D. | Bend, OR | 31 |
| 7 | Robert Ewing, MD | Ashland, OR | 31 |
| 8 | Justin Spaulding, D.O. | Medford, OR | 29 |
| 9 | Poorav Patel, MD, MHS | Medford, OR | 24 |
| 10 | Jeffrey Welder, M.D. | Ashland, OR | 23 |
16 more Oregon 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 Oregon?
- 26 Oregon 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.