Specific code 2015 ICD-9-CM Diagnosis Code 279.05
Immunodeficiency with increased IgM
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 279.05 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 279.05 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Convert to ICD-10-CM: 279.05 converts directly to:
  • 2015/16 ICD-10-CM D80.5 Immunodeficiency with increased immunoglobulin M [IgM]
Approximate Synonyms
  • Autosomal recessive hyper-IgM syndrome
  • Autosomal recessive hyperimmunoglobulin M syndrome
  • Hyperimmunoglobulin m syndrome
  • X-linked hyper-IgM syndrome
  • X-linked severe combined immunodeficiency
Applies To
  • Immunodeficiency with hyper-IgM:
    • autosomal recessive
    • X-linked
ICD-9-CM Volume 2 Index entries containing back-references to 279.05:
  • Deficiency, deficient
    • humoral 279.00
      • with
        • hyper-IgM 279.05
          • autosomal recessive 279.05
        • X-linked 279.05
        • increased IgM 279.05
      • congenital hypogammaglobulinemia 279.04
      • selective immunoglobulin NEC 279.03
      • specified NEC 279.09
  • Immunodeficiency 279.3
    • X-linked, with increased IgM 279.05
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 279.05 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.