K40.91
✓ Billable
Unilateral inguinal hernia, without obstruction or gangrene, recurrent
ICD-10-CM · FY2026 · Diseases of the Digestive System
Code
K40.91
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Digestive System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code K40.91?
ICD-10-CM code K40.91 represents Unilateral inguinal hernia, without obstruction or gangrene, recurrent. It is a billable diagnosis code in the Diseases of the Digestive System chapter, effective October 1, 2025 – September 30, 2026.
Is K40.91 billable?
Yes. K40.91 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is K40.91 in?
K40.91 belongs to the Diseases of the Digestive System chapter (K00–K95) of ICD-10-CM.
Related codes in the K40 category
K40
Inguinal hernia
Non-billable
K40.0
Bilateral inguinal hernia, with obstruction, without gangrene
Non-billable
K40.1
Bilateral inguinal hernia, with gangrene
Non-billable
K40.2
Bilateral inguinal hernia, without obstruction or gangrene
Non-billable
K40.3
Unilateral inguinal hernia, with obstruction, without gangrene
Non-billable
K40.4
Unilateral inguinal hernia, with gangrene
Non-billable
K40.9
Unilateral inguinal hernia, without obstruction or gangrene
Non-billable
K40.00
Bilateral inguinal hernia, with obstruction, without gangrene, not specified as recurrent
Billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →