Specific code 2013 ICD-9-CM Diagnosis Code 413.1
Prinzmetal angina
  • ICD-9-CM 413.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 413.1 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).
  • You are viewing the 2013 version of ICD-9-CM 413.1.
  • More recent version(s) of ICD-9-CM 413.1: 2014 2015.
Convert to ICD-10-CM: 413.1 converts directly to:
  • 2015/16 ICD-10-CM I20.1 Angina pectoris with documented spasm
Approximate Synonyms
  • Angina, Prinzmetal
  • PRINZMETAL ANGINA
Applies To
  • Variant angina pectoris
ICD-9-CM Volume 2 Index entries containing back-references to 413.1:
  • Angina (attack) (cardiac) (chest) (effort) (heart) (pectoris) (syndrome) (vasomotor) 413.9
    • Prinzmetal's 413.1
    • variant 413.1
  • Prinzmetal's angina 413.1
  • Vasospasm 443.9
    • coronary 413.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 413.1 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 2013 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.