Highest-Volume Transforaminal Epidural Injection — Lumbar Surgeons in New Hampshire (2026 update)
34 New Hampshire providers billed Medicare for Transforaminal Epidural Injection — Lumbar (CPT 64483) 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 | Robert Lehn, MD | Portsmouth, NH | 552 |
| 2 | Daniel Zipin, D.O. | Exeter, NH | 150 |
| 3 | Aron Jeffrey, DO | Bedford, NH | 144 |
| 4 | Jessica Mack, MD | Concord, NH | 138 |
| 5 | Graham Wagner, M.D. | Lebanon, NH | 135 |
| 6 | Anh Ngo, M.D. | Newington, NH | 129 |
| 7 | Alex Dressler, M.D. | Bedford, NH | 126 |
| 8 | Mark Horton, MD | Keene, NH | 120 |
| 9 | Thomas Zouki | Dover, NH | 117 |
| 10 | Brian Klagges, MD | Nashua, NH | 108 |
24 more New Hampshire 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 Transforaminal Epidural Injection — Lumbar in New Hampshire?
- 34 New Hampshire providers billed Medicare for Transforaminal Epidural Injection — Lumbar (CPT 64483) 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.