D89.8
Non-billableOth disrd involving the immune mechanism, NEC
Other specified disorders involving the immune mechanism, not elsewhere classified
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- defects in the complement system
- immunodeficiency disorders, except human immunodeficiency virus [HIV] disease
- sarcoidosis
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •autoimmune disease (systemic) NOSM35.9
- •certain conditions originating in the perinatal periodP00-P96
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •human immunodeficiency virus [HIV] diseaseB20
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •transplant failure and rejectionT86
Child Codes (5)
Related Codes(6)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(2)
Frequently Asked Questions
What is the ICD-10 code for oth disrd involving the immune mechanism, nec?
The ICD-10-CM code for oth disrd involving the immune mechanism, nec is D89.8. The full clinical description is "Other specified disorders involving the immune mechanism, not elsewhere classified". D89.8 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code D89.8 mean?
ICD-10-CM code D89.8 represents “Other specified disorders involving the immune mechanism, not elsewhere classified”. It is classified under Chapter 3: Diseases of the Blood and Blood-Forming Organs and is a non-billable header code. Use a more specific child code for billing purposes.
Is D89.8 a billable code?
No, D89.8 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 5 child codes under D89.8.
What chapter is D89.8 in?
D89.8 is in Chapter 3: Diseases of the Blood and Blood-Forming Organs (codes D50-D89).
What codes cannot be used with D89.8?
D89.8 has Excludes1 notes indicating codes that cannot be used together with it, including: autoimmune disease (systemic) NOS (M35.9); functional disorders of polymorphonuclear neutrophils (D71); human immunodeficiency virus [HIV] disease (B20); and 2 more.
What are the subcategories under D89.8?
D89.8 has 5 child codes, including: D89.81 (Graft-versus-host disease), D89.82 (Autoimmune lymphoproliferative syndrome [ALPS]), D89.83 (Cytokine release syndrome), D89.84 (IgG4-related disease), and 1 more.
What are the UMLS CUIs for D89.8?
D89.8 is linked to 1 UMLS Concept Unique Identifier: C0869046. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does D89.8 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like oth disrd involving the immune mechanism, nec affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of D89.8?
D89.8 maps to the ICD-11 code: 4B4Z (Diseases of the immune system, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.