O62.0 Primary inadequate contractions
Billable ICD-10-CM code, FY2026.
Applicable to
- Failure of cervical dilatation
- Primary hypotonic uterine dysfunction
- Uterine inertia during latent phase of labor
MS-DRG index
Defines the logic of DRG(s) 817-819 in MDC 14.
Approximate ICD-9-CM (GEMs)
661.01 Primary uterine inertia, delivered, with or without mention of antepartum condition (approximate)
Medicare Code Edits (MCE v43.1 (April 2026))
Diagnosis Index entries for O62.0
- Contraction (s), contracture, contracted › uterus › inadequate › primary
- Delivery (childbirth) (labor) › cesarean (for) › inertia, uterus › primary
- Delivery (childbirth) (labor) › cesarean (for) › poor dilatation, cervix
- Delivery (childbirth) (labor) › complicated › by › cervical dystocia (hypotonic) › primary
- Delivery (childbirth) (labor) › complicated › by › dilatation › cervix incomplete, poor or slow
- Delivery (childbirth) (labor) › complicated › by › dysfunction, uterus NOS › hypotonic › primary
- Delivery (childbirth) (labor) › complicated › by › incomplete dilatation (cervix)
- Delivery (childbirth) (labor) › complicated › by › inertia, uterus › during latent phase of labor
- Delivery (childbirth) (labor) › complicated › by › inertia, uterus › primary
- Delivery (childbirth) (labor) › complicated › by › uterine inertia › during latent phase of labor
- Delivery (childbirth) (labor) › complicated › by › uterine inertia › primary
- Dilatation › cervix (uteri) › incomplete, poor, slow complicating delivery
- Dysfunction › uterus, complicating delivery › hypotonic › primary
- Dystocia › cervical (hypotonic) › primary
- Failure, failed › cervical dilatation in labor
- Inertia › uterus, uterine during labor › during latent phase of labor
- Inertia › uterus, uterine during labor › primary
Nearby codes
O62 Abnormalities of forces of laborO62.0 Primary inadequate contractions (this code)O62.1 Secondary uterine inertiaO62.2 Other uterine inertiaO62.3 Precipitate laborO62.4 Hypertonic, incoordinate, and prolonged uterine contractionsO62.8 Other abnormalities of forces of labor