O47.9 — False labor, unspecified

O47.9

ICD-10 Chapter 15: Pregnancy, Childbirth & Puerperium — illustrative image — Chapter 15: Pregnancy, childbirth and the puerperium (O00–O9A) — illustrative image

What this code means

False labour (Braxton Hicks contractions) means contractions that do not progress to true labour; gestation not specified.

Also called: false labor, braxton hicks.

When this code is used

Used for false labour, unspecified.

Where it sits in ICD-10-CM

Code O47.9 belongs to Chapter 15: Pregnancy, childbirth and the puerperium, which covers codes O00–O9A in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.

Learn more about this condition

Condition guide: Pregnancy

Frequently asked questions

What is ICD-10-CM code O47.9?

O47.9 is the ICD-10-CM diagnosis code for “False labor, unspecified”. False labour (Braxton Hicks contractions) means contractions that do not progress to true labour; gestation not specified.

When is code O47.9 used?

Used for false labour, unspecified. It belongs to Chapter 15 of ICD-10-CM (Pregnancy, childbirth and the puerperium).

This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.