ICD-10-CM Code O91.21
Nonpurulent mastitis associated with pregnancy
Non-Billable CodeNon-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.
ICD Code O91.21 is a non-billable code. To code a diagnosis of this type, you must use one of the four child codes of O91.21 that describes the diagnosis 'nonpurulent mastitis associated with pregnancy' in more detail.
- O91.21 Nonpurulent mastitis associated with pregnancy NON-BILLABLE
Coding Notes for O91.21 Info for medical coders on how to properly use this ICD-10 code
Inclusion TermsInclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive.
- Gestational interstitial mastitis
- Gestational lymphangitis of breast
- Gestational mastitis NOS
- Gestational parenchymatous mastitis
ICD-10-CM Alphabetical Index References for 'O91.21 - Nonpurulent mastitis associated with pregnancy'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code O91.21. Click on any term below to browse the alphabetical index.