What does denial code CO-170 mean?

Not paid when performed or billed by this type of provider. The plan does not pay this provider type for this service.

How do I fix a CO-170 denial?

Check whether the service should be billed under a different, eligible provider. Review payer policy on provider types.

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Claim adjustment reason code · Contractual obligation

CO-170
Not paid when performed or billed by this type of provider

What CO-170 means

The plan does not pay this provider type for this service.

The CO group code means this amount is a contractual obligation: under most contracts you cannot bill it to the patient.

Common causes

Service billed under a provider type the plan does not cover for it

How to fix it

Check whether the service should be billed under a different, eligible provider
Review payer policy on provider types

Check the remark code (RARC) that came with the denial and the payer's own policy, since rules vary by payer and plan. This is a plain-English summary written by GetMax; the official code text is published by X12 at x12.org/codes.

Prevent it next time

Most denials are caused before the claim is sent. See 12 ways to reduce claim denials, or let our denial management team work them for you.

Other codes

All denial codes →

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CO-170Not paid when performed or billed by this type of provider