D84.1 - Defects in the complement system
- Applicable to Defects in the complement system
- The 2025 edition of ICD10-CM D84.1 became effective on October 1, 2024.
- This is the American ICD10-CM version of D84.1 - other international versions of ICD10 D84.1 may differ.
- D84.1 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion terms help to clarify and specify the conditions or diseases covered by a particular ICD-10-CM code.
Inclusion Term:
- C1 esterase inhibitor [C1-INH] deficiency
Billable/Specific Code
The following codes above D84.1 contain annotation back-references that may be applicable to D84.1:
- 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.
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