CARC 211CO · Contractual Obligation
The National Drug Code billed isn't eligible for coverage or rebate processing under this plan.
- Common causes
- The specific NDC, down to package size or manufacturer, isn't on the payer's covered or rebate-eligible list.
- Suggested fix
- Confirm the correct NDC for a covered version of the drug and resubmit if an alternative NDC applies.
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 211 mean?
The National Drug Code billed isn't eligible for coverage or rebate processing under this plan.
How do I resolve CARC 211?
Confirm the correct NDC for a covered version of the drug and resubmit if an alternative NDC applies.
Why does CARC 211 happen?
The specific NDC, down to package size or manufacturer, isn't on the payer's covered or rebate-eligible list.
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.