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2. ICD-10 Codes
3. Chapter - D50-D89
4. Section - D80-D89
5. Category - D84
6. D84.81

D84.81 - Immunodeficiency due to conditions classified elsewhere

• Applicable to Immunodeficiency due to conditions classified elsewhere
• The 2025 edition of ICD10-CM D84.81 became effective on October 1, 2024.
• This is the American ICD10-CM version of D84.81 - other international versions of ICD10 D84.81 may differ.
• D84.81 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Type 1 Excludes

• certain disorders involving the immune mechanism (D80-D83, D84.0, D84.1, D84.9)
• human immunodeficiency virus [HIV] disease (B20)

codefirst

• underlying condition, such as:
• chromosomal abnormalities (Q90-Q99)
• diabetes mellitus (E08-E13)
• malignant neoplasms (C00-C96)

The following codes above D84.81 contain annotation back-references that may be applicable to D84.81:

• Chapter: D50-D89 - Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
• Section: D80-D89 - Certain disorders involving the immune mechanism
• Category: D84 - Other immunodeficiencies

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.