Z36 Encounter for antenatal screening of mother
The ICD-10-CM code for Encounter for antenatal screening of mother is Z36 (FY2026). It is a non-billable category code — select a more specific code below for claims.
Classification
- Section
- Z30-Z39: Persons encountering health services in circumstances related to reproduction (Z30-Z39)
- Category Z36
- 19 codes (17 billable)
- FY2026 Status
- Stable since FY2024
U.S. Hospital Utilization
- An estimated 805 U.S. inpatient stays in 2017 included Z36 among the documented diagnoses.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
Z codes/categories for obstetrical and reproductive servicesZ codes/categories for obstetrical and reproductive services: Z30 Encounter for contraceptive management Z31 Encounter for procreative management Z32.2 Encounter for childbirth instruction Z32.3 Encounter for childcare instruction Z33 Pregnant state Z34 Encounter for supervision of normal pregnancy Z36 Encounter for antenatal screening of mother Z3A Weeks of gestation Z37 Outcome of delivery Z39 Encounter for maternal postpartum care and examination Z76.81 Expectant mother prebirth pediatrician visit
Screening Z codes/categories listThe screening Z codes/categories: Z11 Encounter for screening for infectious and parasitic diseases Z12 Encounter for screening for malignant neoplasms Z13 Encounter for screening for other diseases and disorders Except: Z13.9, Encounter for screening, unspecified Z36 Encounter for antenatal screening for mother
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026