K60.0 Acute anal fissure

Billable ICD-10-CM code, FY2026.

Applies from K60 Fissure and fistula of anal and rectal regions

Excludes1 (never code together)

• fissure and fistula of anal and rectal regions with abscess or cellulitis (K61.-)

Excludes2 (not included here)

• abscess or cellulitis of anal and rectal regions (K61.-)
• anal sphincter tear (healed) (nontraumatic) (old) (K62.81)

MS-DRG index

Defines the logic of DRG(s) 393-395 in MDC 06.

Approximate ICD-9-CM (GEMs)

• 565.0 Anal fissure (approximate)

Code annotations containing back-references to K60.0

Back-references to K60

• Type 1 Excludes: K62.6 Ulcer of anus and rectum ("fissure and fistula of anus and rectum (K60.-)")
• Type 2 Excludes: K62.81 Anal sphincter tear (healed) (nontraumatic) (old) ("anal fissure (K60.-)")
• Type 2 Excludes: K63.2 Fistula of intestine ("fistula of anal and rectal regions (K60.-)")

Diagnosis Index entries for K60.0

• Fissure, fissured › anus, anal › acute

Nearby codes

• K60 Fissure and fistula of anal and rectal regions
• K60.0 Acute anal fissure (this code)
• K60.1 Chronic anal fissure
• K60.2 Anal fissure, unspecified
• K60.3 Anal fistula
• K60.30 Anal fistula, unspecified
• K60.31 Anal fistula, simple