K46 – Unspecified abdominal hernia

ICD-10-CM 2027 diagnosis code · Hernia

Non-billable header

ICD-10-CM code K46
Code
K46 (claims format: K46)
Description
Unspecified abdominal hernia
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
11. Diseases of the digestive system (K00-K95)
Block
K40-K46 Hernia

Billable codes under K46

K46 is a header code and cannot be used on claims. Choose the most specific code:

Notes for K46

Includes:
  • enterocele
  • epiplocele
  • hernia NOS
  • interstitial hernia
  • intestinal hernia
  • intra-abdominal hernia
Excludes1 (not coded here):
  • vaginal enterocele (N81.5)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block K40-K46

Includes:
  • acquired hernia
  • congenital [except diaphragmatic or hiatus] hernia
  • recurrent hernia
Notes:
  • Hernia with both gangrene and obstruction is classified to hernia with gangrene.

Frequently asked questions

What is ICD-10 code K46?

K46 is the ICD-10-CM code for unspecified abdominal hernia, in the block K40-K46 (Hernia).

Is K46 a billable code?

No. K46 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.