ICD-10-CM › O00-O9A › O94-O9A › O99.4 Diseases of the circulatory system... › O99.42

O99.42

Diseases of the circulatory system complicating childbirth

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2007 Added to the draft code set draft Diseases of the circulatory system complicating childbirth

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from O99 Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

Excludes2 - not included here

  • when the reason for maternal care is that the condition is known or suspected to have affected the fetus (O35-O36)

Use additional code

  • code to identify specific condition

Includes

  • conditions which complicate the pregnant state, are aggravated by the pregnancy or are a main reason for obstetric care

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Codes in the same group

CodeDescriptionStatus
O99.41 Diseases of the circulatory system complicating pregnancy Not billable
O99.43 Diseases of the circulatory system complicating the puerperium Valid