Specific code 2007 ICD-9-CM Diagnosis Code 991.8
Other specified effects of reduced temperature
  • Short description: EFFECT REDUCED TEMP NEC.
  • ICD-9-CM 991.8 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 991.8 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2007 version of ICD-9-CM 991.8.
  • More recent version(s) of ICD-9-CM 991.8: 2008 2009 2010 2011 2012 2013 2014.
Convert to ICD-10-CM: 991.8 converts approximately to:
  • 2014 ICD-10-CM T69.8XXA Other specified effects of reduced temperature, initial encounter
ICD-9-CM Volume 2 Index entries containing back-references to 991.8:
  • Cold 460
    • effects of 991.9
      • specified effect NEC 991.8
    • excessive 991.9
      • specified effect NEC 991.8
    • exhaustion from 991.8
    • exposure to 991.9
      • specified effect NEC 991.8
  • Effect, adverse NEC
    • cold (temperature) (weather) 991.9
      • chilblains 991.5
      • frostbite - see Frostbite
      • specified effect NEC 991.8
    • reduced temperature 991.9
      • frostbite - see Frostbite
      • immersion, foot (hand) 991.4
      • specified effect NEC 991.8
  • Excess, excessive, excessively
    • cold 991.9
      • specified effect NEC 991.8
  • Exhaustion, exhaustive (physical NEC) 780.79
    • due to
  • Exposure 994.9
    • cold 991.9
      • specified effect NEC 991.8
  • Freezing 991.9
    • specified effect NEC 991.8
  • Temperature
    • cold, trauma from 991.9
      • newborn 778.2
      • specified effect NEC 991.8
  • Weather, weathered
    • effects of
      • cold NEC 991.9
        • specified effect NEC 991.8
      • hot (see also Heat) 992.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 991.8 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 2007 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.