Specific code 2015 ICD-9-CM Diagnosis Code 423.1
Adhesive pericarditis
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 423.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 423.1 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).
Convert to ICD-10-CM: 423.1 converts directly to:
  • 2015/16 ICD-10-CM I31.0 Chronic adhesive pericarditis
Approximate Synonyms
  • Adhesive pericarditis (inflammation of heart sac)
  • Pericarditis, adhesive
Applies To
  • Adherent pericardium
  • Fibrosis of pericardium
  • Milk spots
  • Pericarditis:
    • adhesive
    • obliterative
  • Soldiers' patches
ICD-9-CM Volume 2 Index entries containing back-references to 423.1:
  • Accretio cordis (nonrheumatic) 423.1
  • Adherent
    • pericardium (nonrheumatic) 423.1
  • Adhesion(s), adhesive (postinfectional) (postoperative)
    • pericardium (nonrheumatic) 423.1
  • Cardiosymphysis 423.1
  • Concretio cordis 423.1
  • Fibrosis, fibrotic
    • pericardium 423.1
  • Milk
    • spots 423.1
  • Pericarditis (granular) (with decompensation) (with effusion) 423.9
    • adhesive or adherent (external) (internal) 423.1
      • acute - see Pericarditis, acute
      • rheumatic (external) (internal) 393
    • fibrous 423.1
    • obliterans, obliterating 423.1
    • plastic 423.1
  • Soldier's
    • patches 423.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 423.1 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.