Other disorders involving the immune mechanism, not elsewhere classified D89

• D89 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
• The 2019 edition of ICD-10-CM D89 became effective on October 1, 2018.
• This is the American ICD-10-CM version of D89 - other international versions of ICD-10 D89 may differ.

Codes: = Billable

• D89 Other disorders involving the immune mechanism, not elsewhere classified
  • D89.0 Polyclonal hypergammaglobulinemia
  • D89.1 Cryoglobulinemia
  • D89.2 Hypergammaglobulinemia, unspecified
  • D89.3 Immune reconstitution syndrome
  • D89.4 Mast cell activation syndrome and related disorders
  • D89.8 Other specified disorders involving the immune mechanism, not elsewhere classified
  • D89.9 Disorder involving the immune mechanism, unspecified

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