Specific code 2012 ICD-9-CM Diagnosis Code 425.18
Other hypertrophic cardiomyopathy
  • Short description: Oth hyprtrophic cardiomy.
  • ICD-9-CM 425.18 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 425.18 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 425.18.
  • More recent version(s) of ICD-9-CM 425.18: 2013 2014.
Disease Synonyms
  • Cardiomyopathy, hypertrophic, nonobstructive
  • Cardiomyopathy, hypertrophic, primary familial
  • Cardiomyopathy, primary familial hypertrophic
  • Hypertrophic cardiomyopathy without obstruction
  • Hypertrophic cardiomyopathy, nonobstructive
  • Hypertrophic nonobstructive cardiomyopathy
  • Primary familial hypertrophic cardiomyopathy
Applies To
  • Nonobstructive hypertrophic cardiomyopathy
Convert to ICD-10-CM: 425.18 converts directly to:
  • 2014 ICD-10-CM I42.2 Other hypertrophic cardiomyopathy
ICD-9-CM Volume 2 Index entries containing back-references to 425.18:
  • Cardiomyopathy (congestive) (constrictive) (familial) (infiltrative) (obstructive) (restrictive) (sporadic) 425.4
    • hypertrophic 425.18
  • Hypertrophy, hypertrophic
    • myocardium (see also Hypertrophy, cardiac) 429.3
      • idiopathic 425.18
  • Myocardiopathy (congestive) (constrictive) (familial) (idiopathic) (infiltrative) (obstructive) (primary) (restrictive) (sporadic) 425.4
    • hypertrophic 425.18
      • nonobstructive 425.18
      • obstructive 425.11
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 425.18 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.