O33.1 – Maternal care for disproportion due to generally contracted pelvis

ICD-10-CM 2027 diagnosis code · Maternal care related to the fetus and amniotic cavity and possible delivery problems

Billable code

ICD-10-CM code O33.1
Code
O33.1 (claims format: O331)
Description
Maternal care for disproportion due to generally contracted pelvis
Short description
Matern care for disproprtn d/t generally contracted pelvis
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
15. Pregnancy, childbirth and the puerperium (O00-O9A)
Block
O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems
Parent codes
O33

Notes for O33.1

Applicable to:
  • Maternal care for disproportion due to contracted pelvis NOS causing disproportion

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

O33 – Maternal care for disproportion

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):
  • disproportion with obstructed labor (O65-O66)

Index terms for O33.1

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in O33

Frequently asked questions

What is ICD-10 code O33.1?

O33.1 is the ICD-10-CM code for maternal care for disproportion due to generally contracted pelvis, in the block O30-O48 (Maternal care related to the fetus and amniotic cavity and possible delivery problems).

Is O33.1 a billable code?

Yes. O33.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does O33.1 belong to?

It belongs to category O33 – Maternal care for disproportion.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.