Z30-Z39Not billable, use a more specific code below
Persons encountering health services in circumstances related to reproduction (Z30-Z39)
chapter 21: Factors Influencing Health Status and Contact with Health Services
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Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
Covers when and how to use Z codes (Z00-Z99) for encounters and supplementary information, including contact, status, history, screening, aftercare, exams, and social determinants of health.
All codes under Z30-Z39
Z30-Z39 can't be used on a claim. Pick a billable code below; grey headings group them.
- Z30Encounter for contraceptive management
- Z30.0Encounter for general counseling and advice on contraception
- Z30.01Encounter for initial prescription of contraceptives
- Z30.011Encounter for initial prescription of contraceptive pills
- Z30.012Encounter for prescription of emergency contraception
- Z30.013Encounter for initial prescription of injectable contraceptive
- Z30.014Encounter for initial prescription of intrauterine contraceptive device
- Z30.015Encounter for initial prescription of vaginal ring hormonal contraceptive
- Z30.016Encounter for initial prescription of transdermal patch hormonal contraceptive device
- Z30.017Encounter for initial prescription of implantable subdermal contraceptive
- Z30.018Encounter for initial prescription of other contraceptives
- Z30.019Encounter for initial prescription of contraceptives, unspecified
- Z30.02Counseling and instruction in natural family planning to avoid pregnancy
- Z30.09Encounter for other general counseling and advice on contraception
- Z30.2Encounter for sterilization
- Z30.4Encounter for surveillance of contraceptives
- Z30.40Encounter for surveillance of contraceptives, unspecified
- Z30.41Encounter for surveillance of contraceptive pills
- Z30.42Encounter for surveillance of injectable contraceptive
- Z30.43Encounter for surveillance of intrauterine contraceptive device
- Z30.430Encounter for insertion of intrauterine contraceptive device
- Z30.431Encounter for routine checking of intrauterine contraceptive device
- Z30.432Encounter for removal of intrauterine contraceptive device
- Z30.433Encounter for removal and reinsertion of intrauterine contraceptive device
- Z30.44Encounter for surveillance of vaginal ring hormonal contraceptive device
- Z30.45Encounter for surveillance of transdermal patch hormonal contraceptive device
- Z30.46Encounter for surveillance of implantable subdermal contraceptive
- Z30.49Encounter for surveillance of other contraceptives
- Z30.8Encounter for other contraceptive management
- Z30.9Encounter for contraceptive management, unspecified
- Z31Encounter for procreative management
- Z31.0Encounter for reversal of previous sterilization
- Z31.4Encounter for procreative investigation and testing
- Z31.41Encounter for fertility testing
- Z31.42Aftercare following sterilization reversal
- Z31.43Encounter for genetic testing of female for procreative management
- Z31.430Encounter of female for testing for genetic disease carrier status for procreative management
- Z31.438Encounter for other genetic testing of female for procreative management
- Z31.44Encounter for genetic testing of male for procreative management
- Z31.440Encounter of male for testing for genetic disease carrier status for procreative management
- Z31.441Encounter for testing of male partner of patient with recurrent pregnancy loss
- Z31.448Encounter for other genetic testing of male for procreative management
- Z31.49Encounter for other procreative investigation and testing
- Z31.5Encounter for procreative genetic counseling
- Z31.6Encounter for general counseling and advice on procreation
- Z31.61Procreative counseling and advice using natural family planning
- Z31.62Encounter for fertility preservation counseling
- Z31.69Encounter for other general counseling and advice on procreation
- Z31.7Encounter for procreative management and counseling for gestational carrier
- Z31.8Encounter for other procreative management
- Z31.81Encounter for male factor infertility in female patient
- Z31.82Encounter for Rh incompatibility status
- Z31.83Encounter for assisted reproductive fertility procedure cycle
- Z31.84Encounter for fertility preservation procedure
- Z31.89Encounter for other procreative management
- Z31.9Encounter for procreative management, unspecified
- Z32Encounter for pregnancy test and childbirth and childcare instruction
- Z32.0Encounter for pregnancy test
- Z32.00Encounter for pregnancy test, result unknown
- Z32.01Encounter for pregnancy test, result positive
- Z32.02Encounter for pregnancy test, result negative
- Z32.2Encounter for childbirth instruction
- Z32.3Encounter for childcare instruction
- Z33Pregnant state
- Z33.1Pregnant state, incidental
- Z33.2Encounter for elective termination of pregnancy
- Z33.3Pregnant state, gestational carrier
- Z34Encounter for supervision of normal pregnancy
- Z34.0Encounter for supervision of normal first pregnancy
- Z34.00Encounter for supervision of normal first pregnancy, unspecified trimester
- Z34.01Encounter for supervision of normal first pregnancy, first trimester
- Z34.02Encounter for supervision of normal first pregnancy, second trimester
- Z34.03Encounter for supervision of normal first pregnancy, third trimester
- Z34.8Encounter for supervision of other normal pregnancy
- Z34.80Encounter for supervision of other normal pregnancy, unspecified trimester
- Z34.81Encounter for supervision of other normal pregnancy, first trimester
- Z34.82Encounter for supervision of other normal pregnancy, second trimester
- Z34.83Encounter for supervision of other normal pregnancy, third trimester
- Z34.9Encounter for supervision of normal pregnancy, unspecified
- Z34.90Encounter for supervision of normal pregnancy, unspecified, unspecified trimester
- Z34.91Encounter for supervision of normal pregnancy, unspecified, first trimester
- Z34.92Encounter for supervision of normal pregnancy, unspecified, second trimester
- Z34.93Encounter for supervision of normal pregnancy, unspecified, third trimester
- Z36Encounter for antenatal screening of mother
- 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
- Z36.5Encounter for antenatal screening for isoimmunization
- Z36.8Encounter for other antenatal screening
- Z36.81Encounter for antenatal screening for hydrops fetalis
- 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
- Z36.9Encounter for antenatal screening, unspecified
- Z37Outcome of delivery
- Z37.0Single live birth
- Z37.1Single stillbirth
- Z37.2Twins, both liveborn
- Z37.3Twins, one liveborn and one stillborn
- Z37.4Twins, both stillborn
- Z37.5Other multiple births, all liveborn
- Z37.50Multiple births, unspecified, all liveborn
- Z37.51Triplets, all liveborn
- Z37.52Quadruplets, all liveborn
- Z37.53Quintuplets, all liveborn
- Z37.54Sextuplets, all liveborn
- Z37.59Other multiple births, all liveborn
- Z37.6Other multiple births, some liveborn
- Z37.60Multiple births, unspecified, some liveborn
- Z37.61Triplets, some liveborn
- Z37.62Quadruplets, some liveborn
- Z37.63Quintuplets, some liveborn
- Z37.64Sextuplets, some liveborn
- Z37.69Other multiple births, some liveborn
- Z37.7Other multiple births, all stillborn
- Z37.9Outcome of delivery, unspecified
- Z38Liveborn infants according to place of birth and type of delivery
- Z38.0Single liveborn infant, born in hospital
- Z38.00Single liveborn infant, delivered vaginally
- Z38.01Single liveborn infant, delivered by cesarean
- Z38.1Single liveborn infant, born outside hospital
- Z38.2Single liveborn infant, unspecified as to place of birth
- Z38.3Twin liveborn infant, born in hospital
- Z38.30Twin liveborn infant, delivered vaginally
- Z38.31Twin liveborn infant, delivered by cesarean
- Z38.4Twin liveborn infant, born outside hospital
- Z38.5Twin liveborn infant, unspecified as to place of birth
- Z38.6Other multiple liveborn infant, born in hospital
- Z38.61Triplet liveborn infant, delivered vaginally
- Z38.62Triplet liveborn infant, delivered by cesarean
- Z38.63Quadruplet liveborn infant, delivered vaginally
- Z38.64Quadruplet liveborn infant, delivered by cesarean
- Z38.65Quintuplet liveborn infant, delivered vaginally
- Z38.66Quintuplet liveborn infant, delivered by cesarean
- Z38.68Other multiple liveborn infant, delivered vaginally
- Z38.69Other multiple liveborn infant, delivered by cesarean
- Z38.7Other multiple liveborn infant, born outside hospital
- Z38.8Other multiple liveborn infant, unspecified as to place of birth
- Z39Encounter for maternal postpartum care and examination
- Z39.0Encounter for care and examination of mother immediately after delivery
- Z39.1Encounter for care and examination of lactating mother
- Z39.2Encounter for routine postpartum follow-up
- Z3AWeeks of gestation
- Z3A.0Weeks of gestation of pregnancy, unspecified or less than 10 weeks
- Z3A.00Weeks of gestation of pregnancy not specified
- Z3A.01Less than 8 weeks gestation of pregnancy
- Z3A.088 weeks gestation of pregnancy
- Z3A.099 weeks gestation of pregnancy
- Z3A.1Weeks of gestation of pregnancy, weeks 10-19
- Z3A.1010 weeks gestation of pregnancy
- Z3A.1111 weeks gestation of pregnancy
- Z3A.1212 weeks gestation of pregnancy
- Z3A.1313 weeks gestation of pregnancy
- Z3A.1414 weeks gestation of pregnancy
- Z3A.1515 weeks gestation of pregnancy
- Z3A.1616 weeks gestation of pregnancy
- Z3A.1717 weeks gestation of pregnancy
- Z3A.1818 weeks gestation of pregnancy
- Z3A.1919 weeks gestation of pregnancy
- Z3A.2Weeks of gestation of pregnancy, weeks 20-29
- Z3A.2020 weeks gestation of pregnancy
- Z3A.2121 weeks gestation of pregnancy
- Z3A.2222 weeks gestation of pregnancy
- Z3A.2323 weeks gestation of pregnancy
- Z3A.2424 weeks gestation of pregnancy
- Z3A.2525 weeks gestation of pregnancy
- Z3A.2626 weeks gestation of pregnancy
- Z3A.2727 weeks gestation of pregnancy
- Z3A.2828 weeks gestation of pregnancy
- Z3A.2929 weeks gestation of pregnancy
- Z3A.3Weeks of gestation of pregnancy, weeks 30-39
- Z3A.3030 weeks gestation of pregnancy
- Z3A.3131 weeks gestation of pregnancy
- Z3A.3232 weeks gestation of pregnancy
- Z3A.3333 weeks gestation of pregnancy
- Z3A.3434 weeks gestation of pregnancy
- Z3A.3535 weeks gestation of pregnancy
- Z3A.3636 weeks gestation of pregnancy
- Z3A.3737 weeks gestation of pregnancy
- Z3A.3838 weeks gestation of pregnancy
- Z3A.3939 weeks gestation of pregnancy
- Z3A.4Weeks of gestation of pregnancy, weeks 40 or greater
- Z3A.4040 weeks gestation of pregnancy
- Z3A.4141 weeks gestation of pregnancy
- Z3A.4242 weeks gestation of pregnancy
- Z3A.49Greater than 42 weeks gestation of pregnancy
Z30-Z39 MS-DRGs
This code does not group to an MS-DRG as a principal diagnosis.
About the condition
Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.
Birth Control
Birth control, also known as contraception, is the use of medicines, devices, or surgery to prevent pregnancy. There are many different types. Some are reversible, while others are permanent. Some types can also help prevent sexually transmitted infections (STIs).
Read more about birth control on MedlinePlus