O33.4XX4

Maternal care for disproportion of mixed maternal and fetal origin, fetus 4

Billable / specific

O33.4XX4 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from O33)

  • the listed conditions as a reason for observation, hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor
  • Note: CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
  • Note: Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
  • Note: Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
  • Note: 1st trimester- less than 14 weeks 0 days
  • Note: 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
  • Note: 3rd trimester- 28 weeks 0 days until delivery

Excludes1

Not coded here — never report together with this code.

  • supervision of normal pregnancy (Z34.-) (from O33)
  • disproportion with obstructed labor (O65-O66) (from O33)

Excludes2

Not included here — may be reported together when both conditions exist.

  • mental and behavioral disorders associated with the puerperium (F53.-) (from O33)
  • obstetrical tetanus (A34) (from O33)
  • postpartum necrosis of pituitary gland (E23.0) (from O33)
  • puerperal osteomalacia (M83.0) (from O33)

Use additional code

Add a code to identify the following, if applicable.

  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known. (from O33)

7th character

The 7th character values that apply to this code (defined at O33.4). Use the placeholder "X" for missing positions.

CharacterMeaning
0not applicable or unspecified
1fetus 1
2fetus 2
3fetus 3
4fetus 4
5fetus 5
9other fetus

Parent code

  • O33.4Maternal care for disproportion of mixed maternal and fetal originNeeds 7th char

Related codes

  • O33.4XX0Maternal care for disproportion of mixed maternal and fetal origin, not applicable or unspecifiedBillable
  • O33.4XX1Maternal care for disproportion of mixed maternal and fetal origin, fetus 1Billable
  • O33.4XX2Maternal care for disproportion of mixed maternal and fetal origin, fetus 2Billable
  • O33.4XX3Maternal care for disproportion of mixed maternal and fetal origin, fetus 3Billable
  • O33.4XX5Maternal care for disproportion of mixed maternal and fetal origin, fetus 5Billable
  • O33.4XX9Maternal care for disproportion of mixed maternal and fetal origin, other fetusBillable

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