ICD-10-CM › K00-K95 › K55-K64 › K60.5 Anorectal fistula › K60.52

K60.52

Anorectal fistula, complex

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2025 onwards. It has never been valid for submission on its own.

Submit one of these 4 more specific codes instead:

  • K60.521 Anorectal fistula, complex, initial
  • K60.522 Anorectal fistula, complex, persistent
  • K60.523 Anorectal fistula, complex, recurrent
  • K60.529 Anorectal fistula, complex, unspecified

What has happened to this code

Every change the publisher made, from 2025 to now.

  1. FY2025 Added to the code set Anorectal fistula, complex

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from K60 Fissure and fistula of anal and rectal regions

Excludes2 - not included here

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

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Codes in the same group

CodeDescriptionStatus
K60.50 Anorectal fistula, unspecified Valid
K60.51 Anorectal fistula, simple Not billable