ICD-10-CM 2027

ICD-10 code for cytology abnormal

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Abnormal, abnormality, abnormalities › cytology”. Page updated September 29, 2026.

About coding cytology abnormal

The official ICD-10-CM index doesn't give a single default code for cytology abnormal; the code depends on the details below.

anus R85.619 — Unspecified abnormal cytological findings in specimens from anus
atypical squamous cells cannot exclude high grade squamous intraepithelial lesion (ASC-H) R85.611 — Atypical squamous cells cannot exclude high grade squamous intraepithelial lesion on cytologic smear of anus (ASC-H)
atypical squamous cells of undetermined significance (ASC-US) R85.610 — Atypical squamous cells of undetermined significance on cytologic smear of anus (ASC-US)
cytologic evidence of malignancy R85.614 — Cytologic evidence of malignancy on smear of anus
high grade squamous intraepithelial lesion (HGSIL) R85.613 — High grade squamous intraepithelial lesion on cytologic smear of anus (HGSIL)
human papillomavirus (HPV) DNA test
high risk positive R85.81 — Anal high risk human papillomavirus (HPV) DNA test positive
low risk positive R85.82 — Anal low risk human papillomavirus (HPV) DNA test positive
inadequate smear R85.615 — Unsatisfactory cytologic smear of anus
low grade squamous intraepithelial lesion (LGSIL) R85.612 — Low grade squamous intraepithelial lesion on cytologic smear of anus (LGSIL)
satisfactory anal smear but lacking transformation zone R85.616 — Satisfactory anal smear but lacking transformation zone
specified NEC R85.618 — Other abnormal cytological findings on specimens from anus
unsatisfactory smear R85.615 — Unsatisfactory cytologic smear of anus
female genital organs

What is the ICD-10 code for anus cytology abnormal?: R85.619 — Unspecified abnormal cytological findings in specimens from anus.