O62.4 Hypertonic, incoordinate, and prolonged uterine contractions

The ICD-10-CM code for Hypertonic, incoordinate, and prolonged uterine contractions is O62.4 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

15: Pregnancy, childbirth and the puerperium (O00-O9A)

Section

O60-O77: Complications of labor and delivery (O60-O77)

Category O62

8 codes (7 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O62.4:

• Bandl's ring (contraction), complicating delivery
• Hypertony, hypertonia, hypertonicity › uterus, uterine (contractions) (complicating delivery)
• Dystocia › contraction ring
• Dystocia › uterine NEC
• Incoordinate, incoordination › uterus (action) (contractions) (complicating delivery)
• Contraction (s), contracture, contracted › ring (Bandl's) (complicating delivery)
• Constriction › ring dystocia (uterus)
• Prolonged, prolongation (of) › uterine contractions in labor

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

U.S. Hospital Utilization

• An estimated 3,855 U.S. inpatient stays in 2023 included O62.4 among the documented diagnoses.
• 315 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)