ICD-10 O60
Non-Billable HeaderPreterm labor
About ICD-10-CM O60
ICD-10-CM code O60 represents Preterm labor. This is a non-billable header code in the Pregnancy, Childbirth, and Puerperium chapter (block O60). The 2026 edition of ICD-10-CM O60 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Coding Tips for O60
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
Most O codes require a 7th character indicating trimester (1 = first, 2 = second, 3 = third). Some require fetus identification character. Code O09 (supervision of high-risk pregnancy) is required as a secondary code when applicable.
Type 1 Excludes
Pure excludes, these codes can never be coded together with O60. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- false labor (O47.0-)
- threatened labor NOS (O47.0-)
Includes
- onset (spontaneous) of labor before 37 completed weeks of gestation
Medicare LCD Coverage for O60
Local Coverage Determinations (LCDs) from CMS MACs that list O60 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing O60.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but O60 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with O60
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To O60
Other codes in section O60-O77 (Complications of labor and delivery).
ICD-10 O60, Billing FAQ
Is ICD-10 code O60 billable? +
No, O60 is a non-billable header code. Use a more specific child code from block O60 when submitting claims.
What codes are Type 1 Excludes for O60? +
Type 1 Excludes (never code together with O60): false labor (O47.0-); threatened labor NOS (O47.0-)
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 2, 2026.
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