K61.3Header code — not billable

Ischiorectal abscess

Chapter
11. Diseases of the digestive system
Category
K61
Effective date
October 1, 2026

Related codes in category K61

K61Abscess of anal and rectal regionsK61.0Anal abscessYesK61.1Rectal abscessYesK61.2Anorectal abscessYesK61.31Horseshoe abscessYesK61.39Other ischiorectal abscessYesK61.4Intrasphincteric abscessYesK61.5Supralevator abscessYes

Frequently asked questions

What is ICD-10 code K61.3?

K61.3 is an ICD-10-CM diagnosis code for Ischiorectal abscess.

Is K61.3 a billable code?

No. K61.3 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is K61.3 in?

K61.3 falls under Chapter 11: Diseases of the digestive system.

When did K61.3 become effective?

K61.3 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to K61.3?

K61.3 belongs to category K61, which includes 8 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.