ICD-10 Guide

O99.1

Non-billable

Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, childbirth and the puerperium

BILLABLE STATUSNo

IMPLEMENTATION DATEOctober 1, 2015

LAST UPDATED08/26/2025

Code Description

ICD-10 O99.1 is a used to indicate a diagnosis of other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, childbirth and the puerperium.

Key Diagnostic Point:

Other diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism complicating pregnancy, childbirth and the puerperium

O99.1

Code Description

Key Diagnostic Point:

Related ICD-10 Codes

O99.1

Code Description

Key Diagnostic Point:

Related ICD-10 Codes