MCMedicalCodingSoftware
K62.82

K62.82: Dysplasia of anus

Billable / specific codeICD-10-CM

K62.82 is a billable, specific ICD-10-CM code for dysplasia of anus. It is valid for submission on a claim.

Check K62.82 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • abnormal results from anal cytologic examination without histologic confirmation (R85.61-)
  • anal intraepithelial neoplasia III (D01.3)
  • carcinoma in situ of anus (D01.3)
  • HGSIL of anus (R85.613)
  • severe dysplasia of anus (D01.3)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Anal intraepithelial neoplasia I and II (AIN I and II) (histologically confirmed)
  • Dysplasia of anus NOS
  • Mild and moderate dysplasia of anus (histologically confirmed)

Excludes2 inherited from the categories above K62.82

Not part of this code, but both may be coded when both are present.

Written on K62.8: Other specified diseases of anus and rectum

  • ulcerative proctitis (K51.2)

Written on K62: Other diseases of anus and rectum

  • colostomy and enterostomy malfunction (K94.0-, K94.1-)
  • fecal incontinence (R15.-)
  • hemorrhoids (K64.-)

Other codes that can never be billed with K62.82

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • D01.3Carcinoma in situ of anus and anal canal
  • R85.61Abnormal cytologic smear of anus

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

K62.82 is named in 7 Medicare coverage policies: 7 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A55937Billing and Coding: Diagnostic Colonoscopy
  • A56456Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
  • A56632Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy
  • A57427Billing and Coding: Transrectal Ultrasound

Alphabetic index entries that lead here

  • Dysplasia›anus(histologically confirmed) (mild) (moderate)
  • Neoplasia›intraepithelial›anal(AIN) (histologically confirmed)
  • Neoplasia›intraepithelial›anal›grade I
  • Neoplasia›intraepithelial›anal›grade II

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under K62.8

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.