Specific code 2015 ICD-9-CM Diagnosis Code 021.9
Unspecified tularemia
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 021.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 021.9 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: 021.9 converts directly to:
  • 2015/16 ICD-10-CM A21.9 Tularemia, unspecified
Approximate Synonyms
  • Tularemia
  • Tularemia infection
Clinical Information
  • Disease caused by francisella tularensis and transmitted to man from rodents through the bite of a deer fly, chrysops discalis, and other bloodsucking insects; symptoms consist of a prolonged fever and often swelling of the lymph nodes; rabbits are important reservoir hosts
ICD-9-CM Volume 2 Index entries containing back-references to 021.9:
  • Disease, diseased - see also Syndrome
    • deer fly (see also Tularemia) 021.9
    • Francis' (see also Tularemia) 021.9
    • Ohara's (see also Tularemia) 021.9
  • Fever 780.60
    • deer fly (see also Tularemia) 021.9
    • rabbit (see also Tularemia) 021.9
  • Francis' disease (see also Tularemia) 021.9
  • Infection, infected, infective (opportunistic) 136.9
    • Francisella tularensis (see also Tularemia) 021.9
    • Pasteurella NEC 027.2
      • multocida (cat-bite) (dog-bite) 027.2
      • pestis (see also Plague) 020.9
      • pseudotuberculosis 027.2
      • septica (cat-bite) (dog-bite) 027.2
      • tularensis (see also Tularemia) 021.9
  • Ohara's disease (see also Tularemia) 021.9
  • Rabbit fever (see also Tularemia) 021.9
  • Tularemia 021.9
    • vaccination, prophylactic (against) V03.4
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 021.9 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.