CARC 210CO · Contractual Obligation
Authorization was eventually obtained, but not within the payer's required timeframe, resulting in a reduced payment.
- Common causes
- The authorization request was submitted late relative to the service date or the payer's notification window.
- Suggested fix
- Review the payer's timely authorization requirements and improve pre-service scheduling; appeal with documentation of extenuating circumstances if applicable.
Related Contractual Obligation codes
107This claim depends on another related claim or service being referenced, but that link wasn't provided.11The diagnosis code doesn't support medical necessity for the procedure billed, based on the payer's coverage edits.13The claim shows a date of service after the patient's recorded date of death.146The diagnosis code billed wasn't a valid, active code as of the date of service.150The documentation submitted doesn't justify the complexity or level of the service billed, commonly seen with evaluation and management visit levels.16The claim is missing required information or contains a billing error that prevented the payer from processing it.170This payer doesn't reimburse this specific provider type for this service.171This payer doesn't cover this service when it's billed by this provider type in this particular facility setting.
Frequently asked questions
What does CARC 210 mean?
Authorization was eventually obtained, but not within the payer's required timeframe, resulting in a reduced payment.
How do I resolve CARC 210?
Review the payer's timely authorization requirements and improve pre-service scheduling; appeal with documentation of extenuating circumstances if applicable.
Why does CARC 210 happen?
The authorization request was submitted late relative to the service date or the payer's notification window.
CARC codes maintained by X12 (x12.org). Descriptions on this site are original reference interpretations. Always verify codes with authoritative sources before making billing decisions.