Specific code 2011 ICD-9-CM Diagnosis Code 993.4
Effects of air pressure caused by explosion
  • Short description: Eff air press by explos.
  • ICD-9-CM 993.4 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 993.4 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 2011 version of ICD-9-CM 993.4.
  • More recent version(s) of ICD-9-CM 993.4: 2012 2013 2014 2015.
Convert to ICD-10-CM: 993.4 converts approximately to:
  • 2015/16 ICD-10-CM T70.4XXA Effects of high-pressure fluids, initial encounter
ICD-9-CM Volume 2 Index entries containing back-references to 993.4:
  • Effect, adverse NEC
    • atmospheric pressure 993.9
      • due to explosion 993.4
      • high 993.3
      • low - see Effect, adverse, high altitude
      • specified effect NEC 993.8
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 993.4 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 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.