Specific code 2014 ICD-9-CM Diagnosis Code 799.55
Frontal lobe and executive function deficit
  • 2014
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • Short description: Frontal lobe deficit.
  • ICD-9-CM 799.55 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 799.55 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 2014 version of ICD-9-CM 799.55.
  • More recent version(s) of ICD-9-CM 799.55: 2015.
Convert to ICD-10-CM: 799.55 converts directly to:
  • 2015/16 ICD-10-CM R41.844 Frontal lobe and executive function deficit
Approximate Synonyms
  • Cognitive deficit in executive function
  • Cognitive deficit in frontal lobe or executive function
ICD-9-CM Volume 2 Index entries containing back-references to 799.55:
  • Deficit
    • executive function 799.55
    • frontal lobe 799.55
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 799.55 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.