ICD-10-CM › K00-K95 › K55-K64 › K55.3 Necrotizing enterocolitis › K55.33
K55.33
Stage 3 necrotizing enterocolitis
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2017 to now.
- FY2017 Added to the code set Stage 3 necrotizing enterocolitis
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from K55 Vascular disorders of intestine
Excludes1 - never coded here
- necrotizing enterocolitis of newborn (P77.-)
Excludes2 - not included here
- angioectasia (angiodysplasia) duodenum (K31.81-)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Enterocolitis > necrotizing > with > perforation
- Enterocolitis > necrotizing > in non-newborn > stage 3
- Enterocolitis > necrotizing > with > pneumatosis > and perforation
Codes in the same group
| Code | Description | Status |
|---|---|---|
| K55.30 | Necrotizing enterocolitis, unspecified | Valid |
| K55.31 | Stage 1 necrotizing enterocolitis | Valid |
| K55.32 | Stage 2 necrotizing enterocolitis | Valid |