R85.618
R85.618 — Other abnormal cytological findings on specimens from anus
Billable / specific codeICD-10-CM
R85.618 is a billable, specific ICD-10-CM code for other abnormal cytological findings on specimens from anus. It is valid for submission on a claim.
Risk adjustment
R85.618 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
How R85.618 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to R85.618.
- Abnormal, abnormality, abnormalities›cytology›anus›specified NEC
- Abnormal, abnormality, abnormalities›Papanicolaou›anus›specified NEC
Related codes at this level
Codes that share R85.61. If R85.618 is not quite right, the correct code is usually one of these.
- R85.610Atypical squamous cells of undetermined significance on cytologic smear of anus (ASC-US)
- R85.611Atypical squamous cells cannot exclude high grade squamous intraepithelial lesion on cytologic smear of anus (ASC-H)
- R85.612Low grade squamous intraepithelial lesion on cytologic smear of anus (LGSIL)
- R85.613High grade squamous intraepithelial lesion on cytologic smear of anus (HGSIL)
- R85.614Cytologic evidence of malignancy on smear of anus
- R85.615Unsatisfactory cytologic smear of anus
- R85.616Satisfactory anal smear but lacking transformation zone
- R85.619Unspecified abnormal cytological findings in specimens from anus
Questions about R85.618
- Is R85.618 a billable ICD-10-CM code?
- Yes. R85.618 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does R85.618 sit in the tabular list?
- Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), in the block Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis (R83-R89).