What does ICD-10 code O47 mean?

ICD-10 code O47 is the standardized code used for false labor in medical records and coding systems.

When is ICD-10 code O47 used?

Doctors, hospitals, and insurers may use ICD-10 code O47 when recording false labor in a standardized format. This entry may also act as a broader category that points toward more specific child codes.

Does ICD-10 code O47 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10

ICD-10 Code O47: False labor

Name: ICD-10 Code O47: False labor
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:28:21.600Z

O47 is an ICD-10 diagnosis entry used to group records related to False labor. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Pregnancy, childbirth and the puerperium (O00-O9A).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Pregnancy, childbirth and the puerperium (O00-O9A).

When is it used?

May be used when a clinician documents false labor in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

What it does not mean

A code alone does not explain severity, treatment plan, or outcome.
A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter

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

block

O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems

currentO30-O48

Official coding notes

Includes

Braxton Hicks contractions
threatened labor

Excludes1 (do not code together)

preterm labor (O60.-)

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

ObstetricianGynecologist

Sibling codes

O30Multiple gestation O31Complications specific to multiple gestation O32Maternal care for malpresentation of fetus O33Maternal care for disproportion O34Maternal care for abnormality of pelvic organs O35Maternal care for known or suspected fetal abnormality and damage O36Maternal care for other fetal problems O40Polyhydramnios O41Other disorders of amniotic fluid and membranes O42Premature rupture of membranes O43Placental disorders O44Placenta previa O45Premature separation of placenta [abruptio placentae]O46Antepartum hemorrhage, not elsewhere classified O48Late pregnancy

Coding guidelines

Compatibility

Legacy code aligns to an official FY 2026 category. Frontend should resolve to the official category page and surface the billable child codes.

Legacy codes

O47

Replacement codes

O47.1 — False labor at or after 37 completed weeks of gestationO47.9 — False labor, unspecified

Common synonyms

False labor

Frequently asked questions

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.