Specific code 2014 ICD-9-CM Diagnosis Code 133.9
Acariasis, unspecified
  • Billable Code
  • Short description: Acariasis NOS.
  • ICD-9-CM 133.9 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 133.9 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Acariasis
  • Acariasis infection
Clinical Information
  • Infestations with arthropods of the subclass acari, superorder acariformes.
Applies To
  • Infestation by mites NOS
Convert to ICD-10-CM: 133.9 converts approximately to:
  • 2014 ICD-10-CM B88.9 Infestation, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 133.9:
  • Acariasis 133.9
  • Acaridiasis 133.9
  • Acarinosis 133.9
  • Acariosis 133.9
  • Acarodermatitis 133.9
    • urticarioides 133.9
  • Infestation 134.9
    • Acariasis 133.9
  • Urticarioides acarodermatitis 133.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 133.9 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.