Pain management is the most scrutinized specialty in medical billing. Every ESI, every facet, every RFA gets payer review. We code to the documentation, get the prior auth, and win appeals when payers push back.
We see the same patterns across pain management groups. The leaks are specific, recurring, and fixable with coding discipline and payer-aware claim construction.
Not a complete list. A representative slice of the codes that drive revenue and denials for pain management practices.
| Code | Description | Profile |
|---|---|---|
| 62321 | Cervical or thoracic ESI with imaging | High volume |
| 62323 | Lumbar or sacral ESI with imaging | Modifier-sensitive |
| 64483 | Transforaminal ESI, lumbar, first level | Denial-prone |
| 64493 | Facet joint injection, lumbar, first level | High volume |
| 64635 | RFA, lumbar facet joint, first level | Modifier-sensitive |
| 63650 | SCS trial placement | Denial-prone |
| 64633 | RFA, cervical or thoracic facet joint | High volume |
Prior auth workflow by procedure and payer. Modifier 50 vs RT LT applied per payer rule. Fluoroscopic guidance coded separately when not bundled (most pain procedures now include fluoro in the base code). SCS trial and permanent tracked with the 7 to 10 day trial documentation.
Pattern we see. Prior auth not on file for ESI (most payers now require for repeat), medical necessity denied without failed conservative therapy documentation, and RFA denied without diagnostic medial branch block confirmation.
How we fix it. Every denial is logged against its CARC/RARC code and routed to a coder who owns the appeal. We rebuild the claim with the documentation the payer is actually asking for, not a generic reconsideration letter. Recovery rate on appealable pain management denials averages above 60 percent.
A written 30-day diagnostic. Dollar figures against every finding. No obligation.