Specific code 2012 ICD-9-CM Diagnosis Code 413.9
Other and unspecified angina pectoris
  • Short description: Angina pectoris NEC/NOS.
  • ICD-9-CM 413.9 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 413.9 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 413.9.
  • More recent version(s) of ICD-9-CM 413.9: 2013 2014.
Disease Synonyms
  • Angina
  • Angina pectoris
  • Angina pectoris (chest pain)
  • Angina pectoris associated with Type 2 diabetes mellitus
  • Angina, class I
  • Angina, class II
  • Angina, class III
  • Angina, class IV
  • Angina, stable
  • Atypical angina
  • Cardiac syndrome X
  • Coronary artery spasm
  • Diabetes type 2 with angina pectoris
  • Diabetic angina pectoris associated with Type 2 diabetes mellitus (disorder)
  • DM 2 W diabetic angina pectoris
  • Exercise-induced angina
  • New onset angina
  • Post infarct angina
  • Recurrent angina status post coronary artery bypass graft
  • Recurrent angina status post coronary stent placement
  • Recurrent angina status post directional coronary atherectomy
  • Recurrent angina status post percutaneous transluminal coronary angioplasty
  • Recurrent angina status post rotational atherectomy
  • Refractory angina
  • Stable angina
  • Status anginosus
  • Syncope anginosa
  • Typical angina
413.9 Excludes
  • preinfarction angina (411.1)
Applies To
  • Angina:
    • NOS
    • cardiac
    • equivalent
    • of effort
  • Anginal syndrome
  • Status anginosus
  • Stenocardia
  • Syncope anginosa
Use Additional
  • Use additional code(s) for symptoms associated with angina equivalent
Convert to ICD-10-CM: 413.9 converts approximately to:
  • 2014 ICD-10-CM I20.8 Other forms of angina pectoris
    Or:
  • 2014 ICD-10-CM I20.9 Angina pectoris, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 413.9:
  • Angina (attack) (cardiac) (chest) (effort) (heart) (pectoris) (syndrome) (vasomotor) 413.9
    • cruris 443.9
      • due to atherosclerosis NEC (see also Arteriosclerosis, extremities) 440.20
    • diphtheritic (membranous) 032.0
    • equivalent 413.9
    • erythematous 462
    • pseudomembranous 101
    • pultaceous, diphtheritic 032.0
    • stable NEC 413.9
    • staphylococcal 462
    • stridulous, diphtheritic 032.3
  • Equivalent
    • angina 413.9
  • Heberden's
    • syndrome (angina pectoris) 413.9
  • Likoff's syndrome (angina in menopausal women) 413.9
  • Schaufenster krankheit 413.9
  • Status (post)
    • anginosus 413.9
  • Stenocardia (see also Angina) 413.9
  • Sternalgia (see also Angina) 413.9
  • Syncope (near) (pre-) 780.2
    • anginosa 413.9
  • Syndrome - see also Disease
    • angina (see also Angina) 413.9
    • Heberden's (angina pectoris) 413.9
    • Likoff's (angina in menopausal women) 413.9
    • X
      • cardiac 413.9
      • dysmetabolic 277.7
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 413.9 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.