Diagnosis Code

I31.9 DISEASE OF PERICARDIUM, UNSPECIFIED


Code Information

Diagnosis Code: I31.9

Short Description: Disease of pericardium, unspecified

Long Description: Disease of pericardium, unspecified

The code I31.9 is VALID for claim submission

Code Classification:

  • Diseases of the circulatory system (I00–I99)
    • Other forms of heart disease (I30-I5A)
      • Other diseases of pericardium (I31)
        • I31.9 Disease of pericardium, unspecified

Code Version: 2022 ICD-10-CM


Synonyms

  • Camptodactyly, arthropathy, coxa-vara, pericarditis syndrome
  • Chest pain due to pericarditis
  • Chronic pericarditis
  • Disorder of connective tissue co-occurrent and due to systemic disease
  • Disorder of pericardium
  • Drug-induced pericarditis
  • Drug-induced pericarditis
  • Drug-induced pericarditis
  • Familial pericarditis
  • Fixed flexion deformity finger
  • Hydralazine-induced pericarditis
  • Myopericarditis
  • Non-traumatic pneumopericardium
  • Pericardial anomaly
  • Pericardial defect
  • Pericarditis
  • Pericarditis caused by toxin
  • Pericarditis due to metabolic disease
  • Pericarditis secondary to collagen vascular disease
  • Pericarditis secondary to penetrating trauma
  • Pericarditis secondary to scleroderma
  • Pneumopericardium
  • Post-cardiac injury syndrome
  • Post-cardiac injury syndrome
  • Post-radiation pericarditis
  • Post-traumatic pericarditis
  • Post-traumatic pericarditis
  • Procainamide-induced pericarditis
  • Subacute pericarditis
  • Wound inflammation

Diagnostic Related Group(s)

The code I31.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Other Circulatory System Diagnoses With Mcc (314)
  • Other Circulatory System Diagnoses With Cc (315)
  • Other Circulatory System Diagnoses Without Cc/mcc (316)

References to Index of Diseases and Injuries

The code I31.9 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Pericarditis (chronic) NOS

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
I31.9 Right Arrow 423.9 Pericardial disease NOS

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
I31 Other diseases of pericardium
I31.0 Chronic adhesive pericarditis
I31.1 Chronic constrictive pericarditis
I31.2 Hemopericardium, not elsewhere classified
I31.3 Pericardial effusion (noninflammatory)
I31.31 Malignant pericardial effusion in diseases classified elsewhere
I31.39 Other pericardial effusion (noninflammatory)
I31.4 Cardiac tamponade
I31.8 Other specified diseases of pericardium


This page was last updated on: 10/1/2023