O33 Maternal care for disproportion

⚠ Non-Billable ICD-10-CM 2026
Open O33 in Web App →

The ICD-10-CM code for Maternal care for disproportion is O33 (FY2026). It is a non-billable category code — select a more specific code below for claims.

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
Includes
  • the listed conditions as a reason for observation, hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor
Excludes1
Not coded here. These conditions should NOT be coded together with O33.
  • disproportion with obstructed labor (O65-O66)

References

Related Codes

More Specific Codes

O33.0 Maternal care for disproportion due to deformity of maternal pelvic bones O33.1 Maternal care for disproportion due to generally contracted pelvis O33.2 Maternal care for disproportion due to inlet contraction of pelvis O33.3 Maternal care for disproportion due to outlet contraction of pelvis O33.4 Maternal care for disproportion of mixed maternal and fetal origin O33.5 Maternal care for disproportion due to unusually large fetus O33.6 Maternal care for disproportion due to hydrocephalic fetus O33.7 Maternal care for disproportion due to other fetal deformities O33.8 Maternal care for disproportion of other origin O33.9 Maternal care for disproportion, unspecified

Related Codes in O33

O33.0 Maternal care for disproportion due to deformity of maternal pelvic bones O33.1 Maternal care for disproportion due to generally contracted pelvis O33.2 Maternal care for disproportion due to inlet contraction of pelvis O33.3 Maternal care for disproportion due to outlet contraction of pelvis O33.4 Maternal care for disproportion of mixed maternal and fetal origin O33.5 Maternal care for disproportion due to unusually large fetus O33.6 Maternal care for disproportion due to hydrocephalic fetus O33.7 Maternal care for disproportion due to other fetal deformities O33.8 Maternal care for disproportion of other origin O33.9 Maternal care for disproportion, unspecified
Search all 70,000+ ICD-10-CM codes →
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

Get HCC Mappings, Clinical Summaries, and More

Access premium features including HCC risk adjustment, FDA drug indications, AI coding assistant, and comprehensive clinical context.

Start Free Trial