K60.312 Anal fistula, simple, persistent
Billable ICD-10-CM code, FY2026.
Applicable to
- Anal fistula, simple, chronic
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)
Applies from K60.3 Anal fistula
Excludes1 (never code together)
- congenital fistula (Q43.6)
Code first
- , if applicable:
- Crohn's disease (K50.-)
- ulcerative colitis (K51.-)
Applies from K60.31 Anal fistula, simple
Applicable to
- Low intersphincteric anal fistula
- Superficial anal fistula
MS-DRG index
Defines the logic of DRG(s) 393-395 in MDC 06.
Code annotations containing back-references to K60.312
Back-references to K60.3
- Use Additional:
K50 Crohn's disease [regional enteritis] ("anal fistula (K60.3-)") - Use Additional:
K51 Ulcerative colitis ("anal fistula (K60.3-)") - Use Additional:
T81.83 Persistent postprocedural fistula ("anal fistula (K60.3-)")
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 K60.312
- Fistula (cutaneous) › anus, anal (recurrent) (infectional) › simple › chronic
- Fistula (cutaneous) › anus, anal (recurrent) (infectional) › simple › persistent
Nearby codes
K60.2 Anal fissure, unspecifiedK60.3 Anal fistulaK60.30 Anal fistula, unspecifiedK60.31 Anal fistula, simpleK60.311 Anal fistula, simple, initialK60.312 Anal fistula, simple, persistent (this code)K60.313 Anal fistula, simple, recurrentK60.319 Anal fistula, simple, unspecifiedK60.32 Anal fistula, complexK60.321 Anal fistula, complex, initialK60.322 Anal fistula, complex, persistent