Rejected Claims Recovery — Behavioral Health 2026 Complete Guide

Rejected Claims Recovery — 2026 BH Complete Guide

“Rejected claim” (front-end rejection at clearinghouse) vs “denied claim” (payer adjudication denial) are different problems with different fixes. This guide covers rejection recovery — the pre-payer claim scrub.

Top 10 Rejection Reasons 2026

  1. Missing NPI-1 or NPI-2
  2. Invalid procedure code combination
  3. Missing or invalid modifier
  4. Missing POS code
  5. Missing or invalid diagnosis pointer
  6. Invalid claim frequency code
  7. Duplicate claim submission
  8. Missing service line date
  9. Missing rendering provider info
  10. Missing tax ID / EIN

Fix — Pre-Submission Scrub Engine

30-point edit-rule scrub before every claim leaves EHR. Reduces rejection rate from 3-8% to under 0.5%.

CO-16 recovery · Free audit

– KD, Revenant Care