CARC 17CO · Contractual ObligationDeactivated 2009-07-01

The payer requested additional information to process the claim, and what was submitted was missing or insufficient.

Common causes
A records request (such as itemized bills or medical records) went unanswered, or the response didn't fully address what was asked.
Suggested fix
This code was deactivated by X12 in 2009; current claims use code 16 or related remark codes. On legacy remittances, submit the requested documentation promptly.

Related Contractual Obligation codes

Frequently asked questions

What does CARC 17 mean?

The payer requested additional information to process the claim, and what was submitted was missing or insufficient.

How do I resolve CARC 17?

This code was deactivated by X12 in 2009; current claims use code 16 or related remark codes. On legacy remittances, submit the requested documentation promptly.

Why does CARC 17 happen?

A records request (such as itemized bills or medical records) went unanswered, or the response didn't fully address what was asked.

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.