Non-specific code 2014 ICD-9-CM Diagnosis Code 999.5
Other serum reaction not elsewhere classified
  • Non-Billable Code
  • There are 3 ICD-9-CM codes below 999.5 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
Clinical Information
  • Immune complex disease caused by the administration of foreign serum or serum proteins and characterized by fever, lymphadenopathy, arthralgia, and urticaria; when they are complexed to protein carriers, some drugs can also cause serum sickness when they act as haptens inducing antibody responses.
999.5 Excludes
Applies To
  • Intoxication by serum
  • Protein sickness
  • Serum rash
  • Serum sickness
  • Urticaria due to serum
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 999.5 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.