All ICD10 Codes
Chapter 21

Z00–Z99: Factors Influencing Health Status and Contact with Health Services

Factors Influencing Health Status and Contact with Health Services diagnostic classification updated for 2026.

All CodesBillable Only
Internal Codes
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  • Z36.1—

    Encounter for antenatal screening for raised alphafetoprotein level

  • Z36.2—

    Encounter for other antenatal screening follow-up

  • Z36.3—

    Encounter for antenatal screening for malformations

  • Z36.4—

    Encounter for antenatal screening for fetal growth retardation

  • Z36.5—

    Encounter for antenatal screening for isoimmunization

  • Z36.81—

    Encounter for antenatal screening for hydrops fetalis

  • Z36.82—

    Encounter for antenatal screening for nuchal translucency

  • Z36.83—

    Encounter for fetal screening for congenital cardiac abnormalities

  • Z36.84—

    Encounter for antenatal screening for fetal lung maturity

  • Z36.85—

    Encounter for antenatal screening for Streptococcus B

  • Z36.86—

    Encounter for antenatal screening for cervical length

  • Z36.87—

    Encounter for antenatal screening for uncertain dates

  • Z36.88—

    Encounter for antenatal screening for fetal macrosomia

  • Z36.89—

    Encounter for other specified antenatal screening

  • Z36.8A—

    Encounter for antenatal screening for other genetic defects

  • Z36.9—

    Encounter for antenatal screening, unspecified

  • Z37.0—

    Single live birth

  • Z37.1—

    Single stillbirth

  • Z37.2—

    Twins, both liveborn

  • Z37.3—

    Twins, one liveborn and one stillborn

  • Z37.4—

    Twins, both stillborn

  • Z37.50—

    Multiple births, unspecified, all liveborn

  • Z37.51—

    Triplets, all liveborn

  • Z37.52—

    Quadruplets, all liveborn

  • Z37.53—

    Quintuplets, all liveborn

  • Z37.54—

    Sextuplets, all liveborn

  • Z37.59—

    Other multiple births, all liveborn

  • Z37.60—

    Multiple births, unspecified, some liveborn

  • Z37.61—

    Triplets, some liveborn

  • Z37.62—

    Quadruplets, some liveborn

  • Z37.63—

    Quintuplets, some liveborn

  • Z37.64—

    Sextuplets, some liveborn

  • Z37.69—

    Other multiple births, some liveborn

  • Z37.7—

    Other multiple births, all stillborn

  • Z37.9—

    Outcome of delivery, unspecified

  • Z38.00—

    Single liveborn infant, delivered vaginally

  • Z38.01—

    Single liveborn infant, delivered by cesarean

  • Z38.1—

    Single liveborn infant, born outside hospital

  • Z38.2—

    Single liveborn infant, unspecified as to place of birth

  • Z38.30—

    Twin liveborn infant, delivered vaginally

  • Z38.31—

    Twin liveborn infant, delivered by cesarean

  • Z38.4—

    Twin liveborn infant, born outside hospital

  • Z38.5—

    Twin liveborn infant, unspecified as to place of birth

  • Z38.61—

    Triplet liveborn infant, delivered vaginally

  • Z38.62—

    Triplet liveborn infant, delivered by cesarean

  • Z38.63—

    Quadruplet liveborn infant, delivered vaginally

  • Z38.64—

    Quadruplet liveborn infant, delivered by cesarean

  • Z38.65—

    Quintuplet liveborn infant, delivered vaginally

  • Z38.66—

    Quintuplet liveborn infant, delivered by cesarean

  • Z38.68—

    Other multiple liveborn infant, delivered vaginally

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