ICD-10 diagnosis code

O99.4 Diseases of the circulatory system complicating pregnancy, childbirth and the puerperium

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O99.4 is the ICD-10 code for Diseases of the circulatory system complicating pregnancy, childbirth and the puerperium. It is a four-character subcategory of O99 (Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium), the most specific level in the WHO edition. It belongs to the block O94–O99 (Other obstetric conditions, not elsewhere classified) in Chapter XV, Pregnancy, childbirth and the puerperium.

Code type
Subcategory (4 characters)
Chapter
XV · O00–O99
Classification
WHO ICD-10, 2019 version

What O99.4 includes

Conditions and terms that are coded here.

What O99.4 excludes

Conditions that look similar but belong under another code.

  • cardiomyopathy in the puerperium O90.3
  • hypertensive disorders O10-O16
  • obstetric embolism O88.-
  • venous complications and cerebrovenous sinus thrombosis in:
    • labour, childbirth and the puerperium O87.-
    • pregnancy O22.-

O99.4 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

NorwayICD-10-NO

O99.4Sykdom i sirkulasjonssystemet som kompliserer svangerskap, fødsel eller barseltid

DenmarkICD-10-DK

DO994Kredsløbssygdom som komplicerer graviditet, fødsel eller barselsperiode

FinlandICD-10-FI

O99.4Raskautta, synnytystä tai lapsivuoteutta komplisoivat verenkiertoelinten sairaudet

GermanyICD-10-GM

O99.4Krankheiten des Kreislaufsystems, die Schwangerschaft, Geburt und Wochenbett komplizieren

FranceICD-10-FR

O99.4Maladies de l'appareil circulatoire compliquant la grossesse, l'accouchement et la

NetherlandsICD-10-NL

O99.4ziekten van hart en vaatstelsel die zwangerschap, bevalling en kraambed

United StatesICD-10-CM

Listed through more specific codes:

  • O99.42Diseases of the circulatory system complicating childbirth
  • O99.43Diseases of the circulatory system complicating the puerperium

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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