Category · D80-D89
D81Combined immunodeficiencies
21 codes in this category
D81Combined immunodeficienciesHeaderD81.0Severe combined immunodeficiency [SCID] with reticular dysgenesisBillableD81.1Severe combined immunodeficiency [SCID] with low T- and B-cell numbersBillableD81.2Severe combined immunodeficiency [SCID] with low or normal B-cell numbersBillableD81.3Adenosine deaminase [ADA] deficiencyHeaderD81.30Adenosine deaminase deficiency, unspecifiedBillableD81.31Severe combined immunodeficiency due to adenosine deaminase deficiencyBillableD81.32Adenosine deaminase 2 deficiencyBillableD81.39Other adenosine deaminase deficiencyBillableD81.4Nezelof's syndromeBillableD81.5Purine nucleoside phosphorylase [PNP] deficiencyBillableD81.6Major histocompatibility complex class I deficiencyBillableD81.7Major histocompatibility complex class II deficiencyBillableD81.8Other combined immunodeficienciesHeaderD81.81Biotin-dependent carboxylase deficiencyHeaderD81.810Biotinidase deficiencyBillableD81.818Other biotin-dependent carboxylase deficiencyBillableD81.819Biotin-dependent carboxylase deficiency, unspecifiedBillableD81.82Activated Phosphoinositide 3-kinase Delta Syndrome [APDS]BillableD81.89Other combined immunodeficienciesBillableD81.9Combined immunodeficiency, unspecifiedBillable