ICD-10-CM 2026 · Effective October 1, 2025

ICD-10 Z37

Non-Billable Header

Outcome of delivery

Z37
Block
1
Synonyms
0
LCDs
0
Payer Policies
0
Linked CPTs

About ICD-10-CM Z37

ICD-10-CM code Z37 represents Outcome of delivery. This is a non-billable header code in the Factors Influencing Health Status chapter (block Z37). The 2026 edition of ICD-10-CM Z37 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.

Inclusion Terms / Approximate Synonyms

Clinical terms and conditions classified under Z37. Per CMS ICD-10-CM Tabular 2026.

  • This category is intended for use as an additional code to identify the outcome of delivery on the mother's record. It is not for use on the newborn record.

Type 1 Excludes

Pure excludes, these codes can never be coded together with Z37. The conditions are mutually exclusive (e.g., congenital vs acquired forms).

  • stillbirth (P95)

Medicare LCD Coverage for Z37

Local Coverage Determinations (LCDs) from CMS MACs that list Z37 as a covered diagnosis.

No Medicare LCDs reference Z37 as covered

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 Z37.

No commercial payer policies reference Z37 on file

Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but Z37 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.

CPT Codes Commonly Billed with Z37

Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.

No procedure linkages on file for Z37

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 Z37

Other codes in section Z30-Z39 (Persons encountering health services in circumstances related to reproduction).

ICD-10 Z37, Billing FAQ

Is ICD-10 code Z37 billable? +

No, Z37 is a non-billable header code. Use a more specific child code from block Z37 when submitting claims.

What other names or terms map to Z37? +

ICD-10 Z37 includes: This category is intended for use as an additional code to identify the outcome of delivery on the mother's record. It is not for use on the newborn record..

What codes are Type 1 Excludes for Z37? +

Type 1 Excludes (never code together with Z37): stillbirth (P95)

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Reviewed by the PayerReady Medical Coding Team

Verified against the CMS 2026 code set on June 1, 2026.

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