ICD-10-CM Code D89.9
Disorder involving the immune mechanism, unspecified
Billable CodeBillable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
D89.9 is a billable ICD code used to specify a diagnosis of disorder involving the immune mechanism, unspecified. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
The ICD code D89 is used to code Immune disorder
An immune disorder is a dysfunction of the immune system. These disorders can be characterized in several different ways:
|ICD 9 Code:||273.279|
Coding Notes for D89.9 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.
- Immune disease NOS
- DRG Group #814-816 - Reticuloendothelial and immunity disorders with MCC.
- DRG Group #814-816 - Reticuloendothelial and immunity disorders with CC.
- DRG Group #814-816 - Reticuloendothelial and immunity disorders without CC or MCC.
ICD-10-CM Alphabetical Index References for 'D89.9 - Disorder involving the immune mechanism, unspecified'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code D89.9. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code 279.9 was previously used, D89.9 is the appropriate modern ICD10 code.