ICD-10-CM Code O33.0

Valid for Submission

O33.0 is a billable code used to specify a medical diagnosis of maternal care for disproportion due to deformity of maternal pelvic bones. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The ICD-10-CM code O33.0 might also be used to specify conditions or terms like disproportion - major pelvic abnormality or disproportion - major pelvic abnormality - delivered or disproportion - major pelvic abnormality with antenatal problem or pelvis not adequate for delivery or problem of pelvis for delivery.

The code O33.0 is applicable to female patients aged 12 through 55 years inclusive. It is clinically and virtually impossible to use this code on a non-female patient outside the stated age range.

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code O33.0:

Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.

• Maternal care for disproportion due to pelvic deformity causing disproportion NOS

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code O33.0 are found in the index:

• - Anthropoid pelvis - Q74.2
  • - with disproportion (fetopelvic) - O33.0

• - Cretin, cretinism (congenital) (endemic) (nongoitrous) (sporadic) - E00.9
  • - pelvis
    • - with disproportion (fetopelvic) - O33.0

• - Deformity - Q89.9
  • - pelvis, pelvic (acquired) (bony) - M95.5
    • - with disproportion (fetopelvic) - O33.0

• - Delivery (childbirth) (labor)
  • - cesarean (for)
    • - abnormal
      • - pelvis (bony) (deformity) (major) NEC with disproportion (fetopelvic) - O33.0
    • - deformity (acquired) (congenital)
      • - pelvis (bony) NEC - O33.0

• - Flat
  • - pelvis - M95.5
    • - with disproportion (fetopelvic) - O33.0

• - Nägele's pelvis - M95.5
  • - with disproportion (fetopelvic) - O33.0

• - Pithecoid pelvis - Q74.2
  • - with disproportion (fetopelvic) - O33.0

• - Platypelloid pelvis - M95.5
  • - with disproportion (fetopelvic) - O33.0

• - Pregnancy (single) (uterine) - See Also: Delivery and Puerperal;
  • - complicated by (care of) (management affected by)
    • - abnormal, abnormality
      • - pelvis (bony) (major) NEC - O33.0

• - Prominence, prominent
  • - with disproportion (fetopelvic) - O33.0

• - Rachitic - See Also: condition;
  • - pelvis (late effect) (sequelae) - E64.3
    • - with disproportion (fetopelvic) - O33.0

• - Robert's pelvis - Q74.2
  • - with disproportion (fetopelvic) - O33.0

• - Scoliotic pelvis
  • - with disproportion (fetopelvic) - O33.0

• - Spondylolisthesis (acquired) (degenerative) - M43.10
  • - with disproportion (fetopelvic) - O33.0

• - Spondylolysis (acquired) - M43.00
  • - lumbosacral region - M43.07
    • - with disproportion (fetopelvic) - O33.0

• - Spondylosis - M47.9
  • - with
    • - disproportion (fetopelvic) - O33.0

• - Tipping
  • - pelvis - M95.5
    • - with disproportion (fetopelvic) - O33.0

Code Edits

The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10 Code Edits are applicable to this code:

• Maternity diagnoses - Maternity. Age range is 12–55 years inclusive (e.g., diabetes in pregnancy, antepartum pulmonary complication).
• Diagnoses for females only - Medicare Code Editor detects inconsistencies between a patient’s sex and any diagnosis on the patient’s record, this code applies to FEMALES only .

Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

• Disproportion - major pelvic abnormality
• Disproportion - major pelvic abnormality - delivered
• Disproportion - major pelvic abnormality with antenatal problem
• Pelvis not adequate for delivery
• Problem of pelvis for delivery

Diagnostic Related Groups

The ICD-10 code O33.0 is grouped in the following groups for version MS-DRG V37.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC). applicable from 10/01/2019 through 09/30/2020.

• 817 - OTHER ANTEPARTUM DIAGNOSES WITH O.R. PROCEDURE WITH MCC
• 818 - OTHER ANTEPARTUM DIAGNOSES WITH O.R. PROCEDURE WITH CC
• 819 - OTHER ANTEPARTUM DIAGNOSES WITH O.R. PROCEDURE WITHOUT CC/MCC

Convert O33.0 to ICD-9

• 648.71 - Bone disorder-delivered (Approximate Flag)
• 648.72 - Bone disorder-del w p/p (Approximate Flag)
• 653.01 - Pelvic deform NOS-deliv (Approximate Flag)

Code Classification

• Pregnancy, childbirth and the puerperium (O00–O99)
  • Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
    • Maternal care for disproportion (O33)

Code History

• FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
  (First year ICD-10-CM implemented into the HIPAA code set)
• FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
• FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
• FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
• FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020

Tools

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