Z37.3
✓ Billable
Twins, one liveborn and one stillborn
ICD-10-CM · FY2026 · Factors Influencing Health Status
Code
Z37.3
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Factors Influencing Health Status
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code Z37.3?
ICD-10-CM code Z37.3 represents Twins, one liveborn and one stillborn. It is a billable diagnosis code in the Factors Influencing Health Status chapter, effective October 1, 2025 – September 30, 2026.
Is Z37.3 billable?
Yes. Z37.3 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is Z37.3 in?
Z37.3 belongs to the Factors Influencing Health Status chapter (Z00–Z99) of ICD-10-CM.
Related codes in the Z37 category
Z37
Outcome of delivery
Non-billable
Z37.0
Single live birth
Billable
Z37.1
Single stillbirth
Billable
Z37.2
Twins, both liveborn
Billable
Z37.4
Twins, both stillborn
Billable
Z37.5
Other multiple births, all liveborn
Non-billable
Z37.6
Other multiple births, some liveborn
Non-billable
Z37.7
Other multiple births, all stillborn
Billable
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