CO-171
What This Code Means
Payment is denied when performed/billed by this type of provider in this type of facility.
Common Causes
- Payer-specific processing rule or historical/administrative code
- May require payer contact for full context
How to Resolve or Appeal
- Review the payer's specific policy referenced by this code
- Contact the payer's provider services line if the reason isn't clear from the remittance
Educational reference only — not medical or legal advice. Always confirm code usage and appeal rights with the specific payer.