All ICD10 Codes

K42

Non-Billable
ChapterK00–K95
Rankcategory
Official Description

Umbilical hernia

Use a more specific code (3 billable)
K42.0Umbilical hernia with obstruction, without gangreneK42.1Umbilical hernia with gangreneK42.9Umbilical hernia without obstruction or gangrene
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 11: Diseases of the Digestive System (K00-K95).

CH11 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

K40-K46 Parent Instructions

Includes
  • acquired hernia
  • congenital [except diaphragmatic or hiatus] hernia
  • recurrent hernia

Instructional Notes

Includes
  • paraumbilical hernia
Excludes1(Not coded here. Use a different code.)

Clinical Hierarchy

BillableHas subcodes
CH11Diseases of the digestive system (K00-K95)
K40-K46Hernia (K40-K46)
K42Umbilical herniaNot billable
K42.0Umbilical hernia with obstruction, without gangreneBillable
K42.1Umbilical hernia with gangreneBillable
K42.9Umbilical hernia without obstruction or gangreneBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K42:

chapterCH11
Diseases of the digestive system (K00-K95)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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