D81.1
Severe combined immunodeficiency [SCID] with low T- and B-cell numbers
- Release
- FY 2027
- Effective
Hierarchy
Where D81.1 sits in the official hierarchy. Each level is the code it is classified under.
- D81 Parent Combined immunodeficiencies
- D81.1 This code Severe combined immunodeficiency [SCID] with low T- and B-cell numbers
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Version History
How D81.1 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentSevere combined immunodeficiency [SCID] with low T- and B-cell numbers
-
FY 2026 Effective
UnchangedSevere combined immunodeficiency [SCID] with low T- and B-cell numbers
Related Codes
Other codes under D81
- D81.0 Severe combined immunodeficiency [SCID] with reticular dysgenesis Billable
- D81.2 Severe combined immunodeficiency [SCID] with low or normal B-cell numbers Billable
- D81.3 Adenosine deaminase [ADA] deficiency
- D81.4 Nezelof's syndrome Billable
- D81.5 Purine nucleoside phosphorylase [PNP] deficiency Billable
- D81.6 Major histocompatibility complex class I deficiency Billable
- D81.7 Major histocompatibility complex class II deficiency Billable
- D81.8 Other combined immunodeficiencies
- D81.9 Combined immunodeficiency, unspecified Billable
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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