All ICD10 Codes

D80-D89

Non-Billable
ChapterD50–D89
Rankblock
Official Description

Certain disorders involving the immune mechanism (D80-D89)

Use a more specific code (0 billable, 7 non-billable)
D80Immunodeficiency with predominantly antibody defectshas subcodesD81Combined immunodeficiencieshas subcodesD82Immunodeficiency associated with other major defectshas subcodesD83Common variable immunodeficiencyhas subcodesD84Other immunodeficiencieshas subcodesD86Sarcoidosishas subcodesD89Other disorders involving the immune mechanism, not elsewhere classifiedhas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 3: Diseases of the Blood and Blood-Forming Organs (D50-D89).

CH3 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • autoimmune disease (systemic) NOS (M35.9)
  • certain conditions originating in the perinatal period (P00-P96)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • human immunodeficiency virus [HIV] disease (B20)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

Includes
  • defects in the complement system
  • immunodeficiency disorders, except human immunodeficiency virus [HIV] disease
  • sarcoidosis
Excludes1(Not coded here. Use a different code.)
  • autoimmune disease (systemic) NOS (M35.9)
  • functional disorders of polymorphonuclear neutrophils (D71-)
  • human immunodeficiency virus [HIV] disease (B20)

Clinical Hierarchy

BillableHas subcodes
CH3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
D80-D89Certain disorders involving the immune mechanism (D80-D89)Not billable
D80Immunodeficiency with predominantly antibody defectsSubcodes
D81Combined immunodeficienciesSubcodes
D82Immunodeficiency associated with other major defectsSubcodes
D83Common variable immunodeficiencySubcodes
D84Other immunodeficienciesSubcodes
D86SarcoidosisSubcodes
D89Other disorders involving the immune mechanism, not elsewhere classifiedSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to D80-D89:

chapterCH3
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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