O47.003 ICD-10-CA code: False labour before 37 completed weeks of gestation, antepartum condition or complication
O47.003 is the ICD-10-CA code for “False labour before 37 completed weeks of gestation, antepartum condition or complication” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
O47.003False labour before 37 completed weeks of gestation, antepartum condition or complication
Short description: False lab <37 comp wks gest/antepart
ICD-10-CA · Canada · Also written O47003
Index terms
Entries in CIHI’s alphabetical index that lead to O47.003. Searching the index by the condition the note names is how coders reach this code.
- Labor, false, before 37 completed weeks of gestation
- False, labor (pains), before 37 completed weeks of gestation
- Delivery (single), threatened premature (before 37 weeks of gestation)
- Pregnancy (single) (uterine), complicated by, threatened, delivery, before 37 completed weeks of gestation
Notes for O47.003
As CIHI prints them, with any note O47.003 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Preterm labour delayed by therapy (O60.-)From O47 False labour
- Certain diseases or injuries complicating pregnancy, childbirth, and the puerperium classified elsewhere:external causes (for mortality) (V,W,X,Y)injury, poisoning and certain other consequences of external causes (S00-T88.1, T88.6-T98)mental and behavioural disorders associated with the puerperium (F53.-)obstetrical tetanus (A34)postpartum necrosis of pituitary gland (E23.0)puerperal osteomalacia (M83.0)supervision of:• high-risk pregnancy (Z35.-)• normal pregnancy (Z34.-)From Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99)
Note
- The codes included in this chapter are to be used for conditions related to or aggravated by the pregnancy, childbirth or by the puerperium (maternal causes or obstetric causes)From Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99)
Where O47.003 sits
- 1ChapterChapter 15: Pregnancy, childbirth and the puerperium (O00-O99)
- 2Block O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems
- 3Category O47False labour
- 4Valid code O47.003False labour before 37 completed weeks of gestation, antepartum condition or complication
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does ICD-10-CA code O47.003 mean?
O47.003 is the ICD-10-CA code for “False labour before 37 completed weeks of gestation, antepartum condition or complication” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is O47.003 in ICD-10-CA?
O47.003 sits under O47 False labour, within O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems, within Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99).
What coding notes apply to O47.003?
ICD-10-CA lists Excludes, Note notes for O47.003, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.