Specific code 2012 ICD-9-CM Diagnosis Code 594.9
Calculus of lower urinary tract, unspecified
  • Short description: Lower urin calcul NOS.
  • ICD-9-CM 594.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 594.9 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).
  • You are viewing the 2012 version of ICD-9-CM 594.9.
  • More recent version(s) of ICD-9-CM 594.9: 2013 2014 2015.
Convert to ICD-10-CM: 594.9 converts directly to:
  • 2015/16 ICD-10-CM N21.9 Calculus of lower urinary tract, unspecified
Approximate Synonyms
  • Calculus of lower urinary tract
  • Calculus, lower urinary tract
  • Lower urinary tract calculus
594.9 Excludes
  • calculus of urinary tract NOS (592.9)
ICD-9-CM Volume 2 Index entries containing back-references to 594.9:
  • Calculus, calculi, calculous 592.9
    • urinary (duct) (impacted) (passage) (tract) 592.9
      • lower tract NEC 594.9
  • Stone(s) - see also Calculus
    • urinary (duct) (impacted) (passage) 592.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 594.9 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.