O62.4
Hypertonic, incoordinate, and prolonged uterine contractions
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 6 never code together
O00-O9Achapter
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 16
O62.4code
Inclusion terms
- Cervical spasm
- Contraction ring dystocia
- Dyscoordinate labor
- Hour-glass contraction of uterus
- Hypertonic uterine dysfunction
- Incoordinate uterine action
- Tetanic contractions
- Uterine dystocia NOS
- Uterine spasm
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Notes
- CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
- 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)
- Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
- 1st trimester- less than 14 weeks 0 days
- 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
- 3rd trimester- 28 weeks 0 days until delivery
Use additional code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.Z3A
Index entries leading here 12
- Ring (s)
- Delivery (childbirth) (labor)
- Bandl's ring (contraction) , complicating delivery O62.4
- Spasm (s) , spastic, spasticity R25.2
- Contraction (s) , contracture, contracted
- Constriction — see also Stricture
- ring dystocia (uterus) O62.4
- Dystocia O66.9
- Dysfunction
- Hypertony, hypertonia, hypertonicity
- uterus, uterine (contractions) (complicating delivery) O62.4
- Incoordinate, incoordination
- uterus (action) (contractions) (complicating delivery) O62.4
- Prolonged, prolongation (of)
- uterine contractions in labor O62.4
- Retraction
- ring, uterus (Bandl's) (pathological) O62.4
Alongside this code 6 same parent — O62
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.