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ICD-10-CM Codes
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D50-D89
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D80-D89
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D84-
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2023 ICD-10-CM Diagnosis Code D84.9
2023 ICD-10-CM Diagnosis Code D84.9
Immunodeficiency, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- D84.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2023 edition of ICD-10-CM D84.9 became effective on October 1, 2022.
- This is the American ICD-10-CM version of D84.9 - other international versions of ICD-10 D84.9 may differ.
Applicable To- Immunocompromised NOS
- Immunodeficient NOS
- Immunosuppressed NOS
The following code(s) above
D84.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
D84.9:
- Congenital immunodeficiency disease
- Immunodeficiency
- Immunodeficiency disorder
- Immunodeficiency, acquired
- Secondary immune deficiency disorder
Clinical Information
- A deficiency of immune response or a disorder characterized by deficient immune response.
- A disorder in which the immune system is unable to mount an adequate immune response.
- Deficiency of immune response or a disorder characterized by deficient immune response; classified as antibody (b cell), cellular (t cell), or combined immunodeficiency, or phagocytic dysfunction disorders.
- Syndromes in which there is a deficiency or defect in the mechanisms of immunity, either cellular or humoral.
- The decreased ability of the body to fight infection and disease.
- The inability of the body to produce an immune response.
ICD-10-CM D84.9 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
- 814 Reticuloendothelial and immunity disorders with mcc
- 815 Reticuloendothelial and immunity disorders with cc
- 816 Reticuloendothelial and immunity disorders without cc/mcc
Convert D84.9 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
Code annotations containing back-references to D84.9:
ICD-10-CM Codes Adjacent To D84.9
D83.9 Common variable immunodeficiency, unspecified
D84 Other immunodeficiencies
D84.0 Lymphocyte function antigen-1 [LFA-1] defect
D84.1 Defects in the complement system
D84.8 Other specified immunodeficiencies
D84.81 Immunodeficiency due to conditions classified elsewhere
D84.82 Immunodeficiency due to drugs and external causes
D84.821 Immunodeficiency due to drugs
D84.822 Immunodeficiency due to external causes
D84.89 Other immunodeficiencies
D84.9
Immunodeficiency, unspecified
D86.0 Sarcoidosis of lung
D86.1 Sarcoidosis of lymph nodes
D86.2 Sarcoidosis of lung with sarcoidosis of lymph nodes
D86.3 Sarcoidosis of skin
D86.8 Sarcoidosis of other sites
D86.82 Multiple cranial nerve palsies in sarcoidosis
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
