K60 Fissure and fistula of anal and rectal regions

Category / Non-billable header 39 subcodes

Block: Other diseases of intestines (K55-K64)

Excludes 2 (not included here)

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

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
K60..0 Acute anal fissure Yes
K60..1 Chronic anal fissure Yes
K60..2 Anal fissure, unspecified Yes
K60..3 Anal fistula No
K60..30 Anal fistula, unspecified Yes
K60..31 Anal fistula, simple No
K60..311 Anal fistula, simple, initial Yes
K60..312 Anal fistula, simple, persistent Yes
K60..313 Anal fistula, simple, recurrent Yes
K60..319 Anal fistula, simple, unspecified Yes
K60..32 Anal fistula, complex No
K60..321 Anal fistula, complex, initial Yes
K60..322 Anal fistula, complex, persistent Yes
K60..323 Anal fistula, complex, recurrent Yes
K60..329 Anal fistula, complex, unspecified Yes
K60..4 Rectal fistula No
K60..40 Rectal fistula, unspecified Yes
K60..41 Rectal fistula, simple No
K60..411 Rectal fistula, simple, initial Yes
K60..412 Rectal fistula, simple, persistent Yes
K60..413 Rectal fistula, simple, recurrent Yes
K60..419 Rectal fistula, simple, unspecified Yes
K60..42 Rectal fistula, complex No
K60..421 Rectal fistula, complex, initial Yes
K60..422 Rectal fistula, complex, persistent Yes
K60..423 Rectal fistula, complex, recurrent Yes
K60..429 Rectal fistula, complex, unspecified Yes
K60..5 Anorectal fistula No
K60..50 Anorectal fistula, unspecified Yes
K60..51 Anorectal fistula, simple No
K60..511 Anorectal fistula, simple, initial Yes
K60..512 Anorectal fistula, simple, persistent Yes
K60..513 Anorectal fistula, simple, recurrent Yes
K60..519 Anorectal fistula, simple, unspecified Yes
K60..52 Anorectal fistula, complex No
K60..521 Anorectal fistula, complex, initial Yes
K60..522 Anorectal fistula, complex, persistent Yes
K60..523 Anorectal fistula, complex, recurrent Yes
K60..529 Anorectal fistula, complex, unspecified Yes

Last reviewed: September 2026