C17.3
C17.3 — Meckel's diverticulum, malignant
Billable / specific codeICD-10-CM
C17.3 is a billable, specific ICD-10-CM code for meckel's diverticulum, malignant. It is valid for submission on a claim.
Excludes1 — never code together
These conditions cannot occur together. Billing both on the same encounter is a denial.
- Meckel's diverticulum, congenital (Q43.0)
Risk adjustment
C17.3 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 20 Lung and Other Severe Cancers1.136 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
C17.3 is named in 66 Medicare coverage policies — 66 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52370Billing and Coding: Bevacizumab and biosimilars
- A52450Billing and Coding: Paclitaxel (e.g., Taxol®/Abraxane ™)
- A52450Billing and Coding: Paclitaxel (e.g., Taxol®/Abraxane ™)
- A52479Oral Anticancer Drugs - Policy Article
Related codes at this level
Codes that share C17. If C17.3 is not quite right, the correct code is usually one of these.
Questions about C17.3
- Is C17.3 a billable ICD-10-CM code?
- Yes. C17.3 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does C17.3 sit in the tabular list?
- Neoplasms (C00-D49), in the block Malignant neoplasms of digestive organs (C15-C26).
- What cannot be coded together with C17.3?
- C17.3 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.