Z37.0 Single live birth

The ICD-10-CM code for Single live birth is Z37.0 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

21: Factors influencing health status and contact with health services (Z00-Z99)

Section

Z30-Z39: Persons encountering health services in circumstances related to reproduction (Z30-Z39)

Category Z37

22 codes (19 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to Z37.0:

• Outcome of delivery › single NEC › liveborn

U.S. Hospital Utilization

• An estimated 3,331,531 U.S. inpatient stays in 2023 included Z37.0 among the documented diagnoses.
• 865 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Only outcome code with O80 is Z37.0

3) Outcome of delivery for O80 Z37.0, Single live birth, is the only outcome of delivery code appropriate for use with O80.

Used with any code in range A00.0-T88.9, Z00-Z99

1) Used with any code in the range of A00.0-T88.9, Z00-Z99 An external cause code may be used with any code in the range of A00.0-T88.9, Z00-Z99, classification that represents a health condition due to an external cause. Though they are most applicable to injuries, they are also valid for use with such things as infections or diseases due to an external source, and other health conditions, such as a heart attack that occurs during strenuous physical activity.

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)