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O75.403 ICD-10-CA code: Other complications of obstetric surgery and procedures, antepartum condition or complication

O75.403 is the ICD-10-CA code for “Other complications of obstetric surgery and procedures, antepartum condition or complication” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

O75.403

Other complications of obstetric surgery and procedures, antepartum condition or complication

Short description: Oth comp obs surg&procedures/antepartum

ICD-10-CA · Canada · Also written O75403

Notes for O75.403

As CIHI prints them, with any note O75.403 takes from the headings above it.

Includes

  • • Cardiac arrest following cesarean or other obstetric surgery or procedures, including delivery NOS• Cardiac failure following cesarean or other obstetric surgery or procedures, including delivery NOS• Cerebral anoxia following cesarean or other obstetric surgery or procedures, including delivery NOS• Conditions in N99.0, N99.8, N99.9From O75.4 Other complications of obstetric surgery and procedures

Excludes

Conditions classified elsewhere.

  • • complications of anaesthesia during labour and delivery (O74.-)From O75.4 Other complications of obstetric surgery and procedures
  • Puerperal:• infection (O86.-)• sepsis (O85)From O75 Other complications of labour and delivery, not elsewhere classified
  • 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 O75.403 sits

  1. 1ChapterChapter 15: Pregnancy, childbirth and the puerperium (O00-O99)
  2. 2Block O60-O75Complications of labour and delivery
  3. 3Category O75Other complications of labour and delivery, not elsewhere classified
  4. 4Subcategory O75.4Other complications of obstetric surgery and procedures
  5. 5Valid code O75.403Other complications of obstetric surgery and procedures, 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.

See O75.403 in the CIHI source

Frequently asked questions

What does ICD-10-CA code O75.403 mean?

O75.403 is the ICD-10-CA code for “Other complications of obstetric surgery and procedures, antepartum condition or complication” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is O75.403 in ICD-10-CA?

O75.403 sits under O75.4 Other complications of obstetric surgery and procedures, within O75 Other complications of labour and delivery, not elsewhere classified, within O60-O75 Complications of labour and delivery, within Chapter 15: Pregnancy, childbirth and the puerperium (O00-O99).

What coding notes apply to O75.403?

ICD-10-CA lists Includes, Excludes, Note notes for O75.403, 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.

Codes beside O75.403

O75.401Other complications of obstetric surgery and procedures, delivered, with or without mention of antepartum conditionO75.402Other complications of obstetric surgery and procedures, delivered, with mention of postpartum complicationO75.404Other complications of obstetric surgery and procedures, postpartum condition or complicationO75.409Other complications of obstetric surgery and procedures, unspecified as to episode of care, or not applicable