All ICD10 Codes

O33.0

Billable
ChapterO00–O9A
Ranksubcategory
Official Description

Maternal care for disproportion due to deformity of maternal pelvic bones

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A).

Instructional Notes

Includes
  • Maternal care for disproportion due to pelvic deformity causing disproportion NOS
General instructions are available for the parent sections:
View CH15 NotesView O33 Notes

Clinical Hierarchy

CH15Pregnancy, childbirth and the puerperium (O00-O9A)
O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
O33Maternal care for disproportion
O33.0Maternal care for disproportion due to deformity of maternal pelvic bones

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to O33.0:

categoryO33
Maternal care for disproportion
View context instructions
chapterCH15
Pregnancy, childbirth and the puerperium (O00-O9A)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to O33.0. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

18 raw paths
Anthropoid pelvis1 unique routes
with disproportion (fetopelvic)→O33.0
Cretin, cretinism (congenital) (endemic) (nongoitrous) (sporadic)1 unique routes
pelvis
with disproportion (fetopelvic)→O33.0
Deformity1 unique routes
pelvis, pelvic (acquired) (bony)
with disproportion (fetopelvic)→O33.0
Delivery (childbirth) (labor)2 unique routes
cesarean (for)(2 variants)
abnormal
pelvis (bony) (deformity) (major) NEC with disproportion (fetopelvic)→O33.0
deformity (acquired) (congenital)
pelvis (bony) NEC→O33.0
Flat1 unique routes
pelvis
with disproportion (fetopelvic)→O33.0
Nägele's pelvis1 unique routes
with disproportion (fetopelvic)→O33.0
Pithecoid pelvis1 unique routes
with disproportion (fetopelvic)→O33.0
Platypelloid pelvis1 unique routes
with disproportion (fetopelvic)→O33.0
Pregnancy (single) (uterine)1 unique routes
complicated by (care of) (management affected by)
abnormal, abnormality
pelvis (bony) (major) NEC→O33.0
Prominence, prominent1 unique routes
ischial spine or sacral promontory with disproportion (fetopelvic)→O33.0
Rachitic1 unique routes
pelvis (late effect) (sequelae)
with disproportion (fetopelvic)→O33.0
Robert's pelvis1 unique routes
with disproportion (fetopelvic)→O33.0
Scoliotic pelvis1 unique routes
with disproportion (fetopelvic)→O33.0
Spondylolisthesis (acquired) (degenerative)1 unique routes
with disproportion (fetopelvic)→O33.0
Spondylolysis (acquired)1 unique routes
lumbosacral region
with disproportion (fetopelvic)→O33.0
Spondylosis1 unique routes
with
disproportion (fetopelvic)→O33.0
Tipping1 unique routes
pelvis
with disproportion (fetopelvic)→O33.0

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 817
Other Antepartum Diagnoses with O.R. Procedures with MCC
DRG 818
Other Antepartum Diagnoses with O.R. Procedures with CC
DRG 819
Other Antepartum Diagnoses with O.R. Procedures without CC/MCC
DRG 831
Other Antepartum Diagnoses without O.R. Procedures with MCC
DRG 832
Other Antepartum Diagnoses without O.R. Procedures with CC
DRG 833
Other Antepartum Diagnoses without O.R. Procedures without CC/MCC

Cross Reference

Find Procedures (ICD-10-PCS)

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