Home > 2009 ICD-9-CM Diagnosis Codes > Injury And Poisoning 800-999 > Other And Unspecified Effects Of External Causes 990-995 > Effects of reduced temperature 991-
Specific code 2009 ICD-9-CM Diagnosis Code 991.1
Frostbite of hand
  • ICD-9-CM 991.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 991.1 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).
  • You are viewing the 2009 version of ICD-9-CM 991.1.
  • More recent version(s) of ICD-9-CM 991.1: 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 991.1 converts approximately to:
  • 2015/16 ICD-10-CM T33.529A Superficial frostbite of unspecified hand, initial encounter
    Or:
  • 2015/16 ICD-10-CM T34.529A Frostbite with tissue necrosis of unspecified hand, initial encounter
Approximate Synonyms
  • Frostbite of left finger
  • Frostbite of left finger with tissue necrosis
  • Frostbite of left finger, w tissue necrosis
  • Frostbite of left finger, with tissue necrosis
  • Frostbite of left hand
  • Frostbite of left hand with tissue necrosis
  • Frostbite of left hand, w tissue necrosis
  • Frostbite of left hand, with tissue necrosis
  • Frostbite of left thumb
  • Frostbite of left thumb with tissue necrosis
  • Frostbite of left thumb, w tissue necrosis
  • Frostbite of left thumb, with tissue necrosis
  • Frostbite of right finger
  • Frostbite of right finger with tissue necrosis
  • Frostbite of right finger, w tissue necrosis
  • Frostbite of right finger, with tissue necrosis
  • Frostbite of right hand
  • Frostbite of right hand with tissue necrosis
  • Frostbite of right hand, w tissue necrosis
  • Frostbite of right hand, with tissue necrosis
  • Frostbite of right thumb
  • Frostbite of right thumb with tissue necrosis
  • Frostbite of right thumb, w tissue necrosis
  • Frostbite of right thumb, with tissue necrosis
ICD-9-CM Volume 2 Index entries containing back-references to 991.1:
  • Frostbite 991.3
    • hand 991.1
 991.0 ICD9Data.com 991.2 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 991.1 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 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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