K50.10 — Crohn's disease of large intestine without complications
K50.10 is a billable, specific ICD-10-CM code for crohn's disease of large intestine without complications. It is valid for submission on a claim.
Risk adjustment
K50.10 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 80 Crohn's Disease (Regional Enteritis)0.550 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
K50.10 is named in 28 Medicare coverage policies — 28 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52423Billing and Coding: Infliximab and biosimilars
- A52423Billing and Coding: Infliximab and biosimilars
- A55717Billing and Coding: Lab: Flow Cytometry
- A55937Billing and Coding: Diagnostic Colonoscopy
How K50.10 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to K50.10.
- Enteritis›regional›large intestine(colon) (rectum)
Related codes at this level
Codes that share K50.1. If K50.10 is not quite right, the correct code is usually one of these.
Questions about K50.10
- Is K50.10 a billable ICD-10-CM code?
- Yes. K50.10 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does K50.10 sit in the tabular list?
- Diseases of the digestive system (K00-K95), in the block Noninfective enteritis and colitis (K50-K52).