Z36.81
Z36.81 — Encounter for antenatal screening for hydrops fetalis
Billable / specific codeICD-10-CMPOA exempt
Z36.81 is a billable, specific ICD-10-CM code for encounter for antenatal screening for hydrops fetalis. It is valid for submission on a claim.
Risk adjustment
Z36.81 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 Z36.81 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 Z36.81.
- Encounter›antenatal screening›hydrops fetalis
Related codes at this level
Codes that share Z36.8. If Z36.81 is not quite right, the correct code is usually one of these.
- Z36.82Encounter for antenatal screening for nuchal translucency
- Z36.83Encounter for fetal screening for congenital cardiac abnormalities
- Z36.84Encounter for antenatal screening for fetal lung maturity
- Z36.85Encounter for antenatal screening for Streptococcus B
- Z36.86Encounter for antenatal screening for cervical length
- Z36.87Encounter for antenatal screening for uncertain dates
- Z36.88Encounter for antenatal screening for fetal macrosomia
- Z36.89Encounter for other specified antenatal screening
- Z36.8AEncounter for antenatal screening for other genetic defects
Questions about Z36.81
- Is Z36.81 a billable ICD-10-CM code?
- Yes. Z36.81 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Z36.81 sit in the tabular list?
- Factors influencing health status and contact with health services (Z00-Z99), in the block Persons encountering health services in circumstances related to reproduction (Z30-Z39).