Non-specific code 2014 ICD-9-CM Diagnosis Code 279.4
Autoimmune disease not elsewhere classified
  • Non-Billable Code
  • There are 2 ICD-9-CM codes below 279.4 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
Clinical Information
  • A condition in which the body recognizes its own tissues as foreign and directs an immune response against them.
  • A disorder resulting from loss of function or tissue destruction of an organ or multiple organs, arising from humoral or cellular immune responses of the individual to his own tissue constituents. It may be systemic (e.g., systemic lupus erythematosus), or organ specific, (e.g., thyroiditis).
  • Heading term for a diverse group of disorders characterized by pathologenic immune reactions to autologous (self) tissue; for nonnpatholgical, developmental, or phenomenological aspects of autoimmunity, use autoimmunity.
279.4 Excludes
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 279.4 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.