O62.4
Billable codeHypertonic, incoordinate, and prolonged uterine contractions
The ICD-10 code for hypertonic, incoordinate, and prolonged uterine contractions is O62.4.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
- dystocia (fetal) (maternal) NOS (O66.9)
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- 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
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- O62.0Primary inadequate contractions
- O62.1Secondary uterine inertia
- O62.2Other uterine inertia
- O62.3Precipitate labor
- O62.8Other abnormalities of forces of labor
- O62.9Abnormality of forces of labor, unspecified
- O62.4Hypertonic, incoordinate, and prolonged uterine contractions
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 66141Approximate match
- 66140Approximate match
- 66143Approximate match
Associated MS-DRGs
O62.4 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 760Menstrual and Other Female Reproductive System Disorders with CC/MCC
- DRG 761Menstrual and Other Female Reproductive System Disorders without CC/MCC
- DRG 817Other Antepartum Diagnoses with O.R. Procedures with MCC
- DRG 818Other Antepartum Diagnoses with O.R. Procedures with CC
- DRG 819Other Antepartum Diagnoses with O.R. Procedures without CC/MCC
- DRG 831Other Antepartum Diagnoses without O.R. Procedures with MCC
- DRG 832Other Antepartum Diagnoses without O.R. Procedures with CC
- DRG 833Other Antepartum Diagnoses without O.R. Procedures without CC/MCC