MCMedicalCodingSoftware
K61

K61: Abscess of anal and rectal regions

Non-billable headerICD-10-CM

K61 is a non-billable header ICD-10-CM code for abscess of anal and rectal regions. It cannot be billed on its own: choose one of the more specific child codes below.

Includes

Conditions this code covers.

  • abscess of anal and rectal regions
  • cellulitis of anal and rectal regions

Other codes that can never be billed with K61

Their own Excludes1 notes name this code, so the conflict is not listed above.

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead K61

6 child codes. Green means billable.

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.