Z36.5
Billable codeEncounter for antenatal screening for isoimmunization
The ICD-10 code for encounter for antenatal screening for isoimmunization is Z36.5.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z36.0Encounter for antenatal screening for chromosomal anomalies
- Z36.1Encounter for antenatal screening for raised alphafetoprotein level
- Z36.2Encounter for other antenatal screening follow-up
- Z36.3Encounter for antenatal screening for malformations
- Z36.4Encounter for antenatal screening for fetal growth retardation
- Z36.8Encounter for other antenatal screeningnon-billable header
- Z36.9Encounter for antenatal screening, unspecified
- Z36.5Encounter for antenatal screening for isoimmunization
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- V285
Associated MS-DRGs
Z36.5 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.