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CO-139 - Denial Journal
CARC CO — Contractual Obligation

CO-139

Contracted funding agreement — subscriber employed by the provider of services

What This Code Means

A specific contractual arrangement applies because the patient is employed by the billing provider.

Common Causes

  • Employee of the practice/facility receiving services there under a specific employer health plan arrangement

How to Resolve or Appeal

  1. Confirm the specific employer/provider contract terms
  2. Apply the contracted adjustment per the agreement

Educational reference only — not medical or legal advice. Always confirm code usage and appeal rights with the specific payer.

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