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ICD-10-CM Current in FY 2027

K60.521

Anorectal fistula, complex, initial

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where K60.521 sits in the official hierarchy. Each level is the code it is classified under.

  1. K60 Fissure and fistula of anal and rectal regions
  2. K60.5 Anorectal fistula
  3. K60.52 Parent Anorectal fistula, complex
  4. K60.521 This code Anorectal fistula, complex, initial

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Inclusion Terms

Anorectal fistula, complex, new

Excludes1

congenital fistula ( Q43.6 )

Inherited from K60.5 — Anorectal fistula

Excludes2

abscess or cellulitis of anal and rectal regions ( K61 .-)

Inherited from K60 — Fissure and fistula of anal and rectal regions

Excludes2

anal sphincter tear (healed) (nontraumatic) (old) ( K62.81 )

Inherited from K60 — Fissure and fistula of anal and rectal regions

Code First

, if applicable:

Inherited from K60.5 — Anorectal fistula

Code First

Crohn's disease ( K50 .-)

Inherited from K60.5 — Anorectal fistula

Code First

ulcerative colitis ( K51 .-)

Inherited from K60.5 — Anorectal fistula

Code Also

, if applicable:

Inherited from K60.52 — Anorectal fistula, complex

Code Also

perianal abscess ( K61.0 )

Inherited from K60.52 — Anorectal fistula, complex

Code Also

rectovaginal fistula ( N82.3 )

Inherited from K60.52 — Anorectal fistula, complex

Code Also

stenosis of anus and rectum ( K62.4 )

Inherited from K60.52 — Anorectal fistula, complex

Version History

How K60.521 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Anorectal fistula, complex, initial

  2. FY 2026 Effective

    Unchanged

    Anorectal fistula, complex, initial

Related Codes

Other codes under K60.52

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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