CO-97
Coding, Denials/Follow-Up

Bundled / Incidental Procedure (NCCI Cross-reference for Inclusive Procedures)

The payer is not paying separately for this service because it considers it a component of, or incidental to, another procedure already billed and paid on the same claim or encounter — the payment for the small…

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D09
PrimaryCO-97

In plain language

The payer is not paying separately for this service because it considers it a component of, or incidental to, another procedure already billed and paid on the same claim or encounter — the payment for the smaller service is bundled into the payment for the larger one.

Start here

Check the current-quarter NCCI PTP edit table for the code pair and its modifier indicator (0 = never allowed, 1 = allowed with modifier if documented, 9 = edit does not apply).

Who resolves it

Coding, Denials/Follow-Up

Who prevents it

Coding/CDI — NCCI edit checks at code assignment; Charge Capture — order/charge review before billing.

RelatedCARC 234CARC 231CARC 236CARC 59B15
Common RARCsN19M15
Resolution path
Work these steps in order for D09 / CO-97

How to resolve this denial, step by step

  1. 1

    Check the current-quarter NCCI PTP edit table for the code pair and its modifier indicator (0 = never allowed, 1 = allowed with modifier if documented, 9 = edit does not apply).

  2. 2

    Review the medical record for evidence of a separate, distinct service (different session, site, lesion, encounter).

  3. 3

    If modifier indicator = 1 and documentation supports it, append the appropriate modifier and resubmit.

  4. 4

    If modifier indicator = 0 or documentation is insufficient, accept the bundling and write off.

  5. 5

    Document the NCCI review outcome.

  6. 6

    Escalate to Coding/CDI if a pattern suggests provider documentation habits need improvement.

Then choose the correct disposition

Corrected claim (with modifier)

only when documentation supports a truly separate/distinct service and the modifier indicator permits it.

Write-off/contractual adjustment

appropriate when the edit is correctly applied and no modifier exception applies.

Formal appeal

rarely successful against a correctly applied NCCI edit; do not file without new supporting documentation.

Stop and escalate when

  • Modifier indicator is 0 (never separately payable) but the provider insists the service was distinct — requires coding/compliance review, not a claim resubmission; documentation dispute.

What Needs to Be Corrected

  • Claim correction: If the NCCI modifier indicator allows a modifier and documentation supports that the services were separate and distinct, add the appropriate modifier and resubmit.
  • Upstream correction: If documentation does not support separate/distinct services, this is a coding/CDI education issue, not a claim resubmission fix — write off the bundled component.

Do Not Do This

  • Do not add modifier 59 (or X{E,S,P,U}) without medical-record support of a separate and distinct service.
  • Do not resubmit the same combination repeatedly hoping for a different outcome.