O63
Non-billableLong labor
Long labor
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Child Codes (4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(18)
UMLS
- Labor prolongedC0152154
- Long laborC0152154
- Long labor, unspecifiedC0152154
- Long labourC0152154
- Poor progression in laborC0152154
- Poor progression of laborC0152154
- Poor progression of labourC0152154
- Prolonged laborC0152154
- Prolonged labor (disorder)C0152154
- Prolonged labor NOSC0152154
- Prolonged labor, unspecifiedC0152154
- Prolonged labourC0152154
- Prolonged labour, unspecifiedC0152154
- labor longC0152154
- labors longC0152154
- long laborC0152154
- prolonged laborC0152154
- prolonged labourC0152154
Frequently Asked Questions
What is the ICD-10 code for long labor?
The ICD-10-CM code for long labor is O63. The full clinical description is "Long labor". O63 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code O63 mean?
ICD-10-CM code O63 represents “Long labor”. It is classified under Chapter 15: Pregnancy, Childbirth and the Puerperium and is a non-billable header code. Use a more specific child code for billing purposes.
Is O63 a billable code?
No, O63 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under O63.
What chapter is O63 in?
O63 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O63?
O63 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-).
What are the subcategories under O63?
O63 has 4 child codes, including: O63.0 (Prolonged first stage (of labor)), O63.1 (Prolonged second stage (of labor)), O63.2 (Delayed delivery of second twin, triplet, etc.), O63.9 (Long labor, unspecified).
Are additional codes required with O63?
Yes, when using O63, also report: code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known..
What are the UMLS CUIs for O63?
O63 is linked to 1 UMLS Concept Unique Identifier: C0152154. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does O63 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like long labor affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of O63?
O63 maps to the ICD-11 code: JB03.Z (Long labour, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.