O33.3 Maternal care for disproportion due to outlet contraction of pelvis

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Maternal care for disproportion due to outlet contraction of pelvis is O33.3 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
O30-O48: Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
Category O33
11 codes (10 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O33.3:

  • Male type pelvis › with disproportion (fetopelvic)
  • Android pelvis › with disproportion (fetopelvic)
  • Funnel › pelvis (acquired) › with disproportion (fetopelvic)
  • Contraction (s), contracture, contracted › pelvis (acquired) (general) › with disproportion (fetopelvic) › mid-cavity
  • Contraction (s), contracture, contracted › pelvis (acquired) (general) › with disproportion (fetopelvic) › outlet
  • Delivery (childbirth) (labor) › cesarean (for) › contracted pelvis (general) › outlet
  • Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › contracted pelvis (general) › outlet

Inclusion Terms

  • Maternal care for disproportion due to mid-cavity contraction (pelvis)
  • Maternal care for disproportion due to outlet contraction (pelvis)

Official Coding Guidelines

7th character fetus identification; assign 0 in specified cases

6) 7th character for fetus identification Where applicable, a 7th character is to be assigned for certain categories (O31, O32, O33.3 - O33.6, O35, O36, O40, O41, O60.1, O60.2, O64, and O69) to identify the fetus for which the complication code applies. Assign 7th character “0”: • For single gestations • When the documentation in the record is insufficient to determine the fetus affected and it is not possible to obtain clarification. • When it is not possible to clinically determine which fetus is affected.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.15.a.6

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

References

Related Codes

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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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