Alphabetic Index FY2027

K41.90

Unilateral femoral hernia, without obstruction or gangrene, not specified as recurrent

FY2027Chapter 11: Diseases of the digestive system/K40–K46 Hernia

BillableComplete code, valid to report
Care settingsHome Health Primary · MMTA - Gastrointestinal tract and Genitourinary system

K41.90 (also written K4190) is a billable ICD-10-CM diagnosis code for unilateral femoral hernia, without obstruction or gangrene, not specified as recurrent. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 12 codes in category K41 (Femoral hernia). The Alphabetic Index lists it under 4 entries. Its coding notes include 8 Excludes2 entries.

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (8 notes)
Inherited from Chapter 11 Diseases of the digestive system
  • 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)

Care settings

How CMS programs treat this code. These are CMS claim edits and list entries, not coverage or eligibility rules.

Home Health Primary

Accepted as the primary (principal) diagnosis on a home health claim. The Home Health Grouper assigns it to the MMTA - Gastrointestinal tract and Genitourinary system clinical group.

Source: CMS Home Health Grouper Software v07.2.26, effective October 1, 2026

Includes

Further defines or gives examples of the content of the category.

Also from chapter/block level (3 notes)
Inherited from K40–K46 Hernia
  • acquired hernia
  • congenital [except diaphragmatic or hiatus] hernia
  • recurrent hernia

Inclusion terms

Conditions classified to this code.

This code
  • Femoral hernia NOS
  • Unilateral femoral hernia NOS

Notes

Also from chapter/block level (1 note)
Inherited from K40–K46 Hernia
  • Hernia with both gangrene and obstruction is classified to hernia with gangrene.

Alphabetic Index terms

Terms the official Alphabetic Index lists for this code. 4 entries