Z36.4
ICD-10BillableEnctr for antenatal screening for fetal growth retardation
Official ICD-10-CM descriptor (FY2026)
Encounter for antenatal screening for fetal growth retardation
Z36.4 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Intrauterine growth restriction (IUGR)/small-for-dates
Related codes in Z36
- Z36.0Encounter for antenatal screening for chromosomal anomalies
- Z36.1Enctr for antenat screen for raised alphafetoprotein level
- Z36.2Encounter for other antenatal screening follow-up
- Z36.3Encounter for antenatal screening for malformations
- Z36.5Encounter for antenatal screening for isoimmunization
- Z36.8Encounter for other antenatal screeningcategory
- Z36.9Encounter for antenatal screening, unspecified
Where this code sits
- Parent code
- Z36
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.