O33.4 Maternal care for disproportion of mixed maternal and fetal origin

Non-billable ICD-10-CM code.

7th character note

• One of the following 7th characters is to be assigned to code O33.4. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning code O33.4 with a 7th character of 1 through 9.

7th character required

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

Applies from 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 (never code together)

• disproportion with obstructed labor (O65-O66)

Code annotations containing back-references to O33.4

Back-references to O33

• Type 1 Excludes: M95.5 Acquired deformity of pelvis ("maternal care for known or suspected disproportion (O33.-)")

Diagnosis Index entries for O33.4

• Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › disproportion (due to) › mixed maternal and fetal origin

Nearby codes

• O33.3XX2 Maternal care for disproportion due to outlet contraction of pelvis, fetus 2
• O33.3XX3 Maternal care for disproportion due to outlet contraction of pelvis, fetus 3
• O33.3XX4 Maternal care for disproportion due to outlet contraction of pelvis, fetus 4
• O33.3XX5 Maternal care for disproportion due to outlet contraction of pelvis, fetus 5
• O33.3XX9 Maternal care for disproportion due to outlet contraction of pelvis, other fetus
• O33.4 Maternal care for disproportion of mixed maternal and fetal origin (this code)
• O33.4XX0 Maternal care for disproportion of mixed maternal and fetal origin, not applicable or unspecified
• O33.4XX1 Maternal care for disproportion of mixed maternal and fetal origin, fetus 1
• O33.4XX2 Maternal care for disproportion of mixed maternal and fetal origin, fetus 2
• O33.4XX3 Maternal care for disproportion of mixed maternal and fetal origin, fetus 3
• O33.4XX4 Maternal care for disproportion of mixed maternal and fetal origin, fetus 4