K55.33

Billable

Stage 3 necrotizing enterocolitis

K55.33 is the ICD-10-CM code for Stage 3 necrotizing enterocolitis. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
K00-K95
Parent
K55.3
Edition
FY2026

K00-K95 Diseases of the digestive system

Includes

  • Necrotizing enterocolitis with perforation
  • Necrotizing enterocolitis with pneumatosis and perforation

Frequently asked questions

What is ICD-10 code K55.33?
K55.33 is the ICD-10-CM code for "Stage 3 necrotizing enterocolitis". It falls under K00-K95 Diseases of the digestive system.
Is K55.33 a billable code?
Yes — K55.33 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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