ICD-10-CM › O00-O9A › O94-O9A › O codes › O99

O99

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

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 9 more specific codes instead:

  • O99.0 Anemia complicating pregnancy, childbirth and the puerperium (also a header)
  • O99.1 Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, childbirth and the puerperium (also a header)
  • O99.2 Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium (also a header)
  • O99.3 Mental disorders and diseases of the nervous system complicating pregnancy, childbirth and the puerperium (also a header)
  • O99.4 Diseases of the circulatory system complicating pregnancy, childbirth and the puerperium (also a header)
  • O99.5 Diseases of the respiratory system complicating pregnancy, childbirth and the puerperium (also a header)
  • O99.6 Diseases of the digestive system complicating pregnancy, childbirth and the puerperium (also a header)
  • O99.7 Diseases of the skin and subcutaneous tissue complicating pregnancy, childbirth and the puerperium (also a header)
  • O99.8 Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium (also a header)

What has happened to this code

Every change the publisher made, from 2012 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. FY2012 Added to the draft code set draft Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

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.

This code

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