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Z05.42 vs Z30

Z05.42 (Observation and evaluation of newborn for suspected metabolic condition ruled out) compared with Z30 (Encounter for contraceptive management), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. Z05.42 carries an Excludes2 note covering Z30: “examinations related to pregnancy and reproduction (Z30-Z36, Z39.-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

Z05.42Observation and evaluation of newborn for suspected metabolic condition ruled outZ30Encounter for contraceptive management
Billing statusBillableNon-billable header

Report instead: Z30.011, Z30.012, Z30.013, Z30.014, Z30.015

ClassificationZ00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99)Z00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99)
DefinitionObservation and evaluation of newborn for suspected metabolic condition ruled out is a billable ICD-10-CM diagnosis code (Z05.42).Encounter for contraceptive management is a non-billable ICD-10-CM category code (Z30).

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources