Specific code 2014 ICD-9-CM Diagnosis Code 279.00
Hypogammaglobulinemia, unspecified
  • Billable Code
  • Short description: Hypogammaglobulinem NOS.
  • ICD-9-CM 279.00 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 279.00 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Humoral immunoglobulin deficiency
  • Hypogammaglobulinemia
  • Hypogammaglobulinemia (low blood immunoglobulins)
  • Hypogammaglobulinemia (low immunoglobulins in blood)
  • Predominant humoral immune deficiency
Clinical Information
  • Condition characterized by abnormally low levels of all classes of gamma globulins in the blood.
Applies To
  • Agammaglobulinemia NOS
Convert to ICD-10-CM: 279.00 converts directly to:
  • 2014 ICD-10-CM D80.1 Nonfamilial hypogammaglobulinemia
ICD-9-CM Volume 2 Index entries containing back-references to 279.00:
  • Absence (organ or part) (complete or partial)
    • gamma globulin (blood) 279.00
  • Agammaglobulinemia 279.00
    • acquired (primary) (secondary) 279.06
    • infantile sex-linked (Bruton's) (congenital) 279.04
  • Antibody
    • deficiency syndrome
      • agammaglobulinemic 279.00
      • congenital 279.04
      • hypogammaglobulinemic 279.00
  • Deficiency, deficient
    • antibody NEC 279.00
    • gamma globulin in blood 279.00
    • plasma
      • cell 279.00
      • protein (paraproteinemia) (pyroglobulinemia) 273.8
        • gamma globulin 279.00
      • thromboplastin
  • Hypogammaglobulinemia 279.00
    • non-sex-linked, congenital 279.06
  • Immunodeficiency 279.3
    • with
      • adenosine-deaminase deficiency 279.2
      • defect, predominant
      • hyperimmunoglobulinemia 279.2
      • lymphopenia, hereditary 279.2
      • thrombocytopenia and eczema 279.12
      • thymic
  • Syndrome - see also Disease
    • antibody deficiency 279.00
      • agammaglobulinemic 279.00
      • congenital 279.04
      • hypogammaglobulinemic 279.00
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 279.00 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.