ICD-10 Code
International Classification of Diseases, 10th Revision
Oct 21, 2017
  ICD-10 Code for Subsequent ST elevation (STEMI) myocardial infarction of inferior wall I22.1

I22.1 is a valid1 ICD 10 diagnosis code.

I22.1 is valid for submission for HIPAA-covered transactions.

Chapter 9 Diseases of the circulatory system (I00-I99)
Section I20-I25 Ischemic heart diseases (I20-I25)
Category I22 Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction

• See below for any additional coding requirements that may be necessary.

• Check for any notations, inclusions and/or exclusions that are specific to this ICD 10 code before using

1 No additional coding requirements necessary.
Inclusion Term
  • Subsequent acute transmural myocardial infarction of inferior wall
  • Subsequent inferolateral transmural (Q wave) infarction (acute)
  • Subsequent inferoposterior transmural (Q wave) infarction (acute)
  • Subsequent transmural (Q wave) infarction (acute)(of) diaphragmatic wall
  • Subsequent transmural (Q wave) infarction (acute)(of) inferior (wall) NOS

Related Terms to “Subsequent ST elevation (STEMI) myocardial infarction of inferior wall”

  • Infarct, infarction
    • myocardium, myocardial(acute) (with stated duration of 4 weeks or less) - I21.9
      • ST elevation(STEMI) - I21.3
        • inferior NEC(diaphragmatic) (inferolateral) (inferoposterior) (wall) - I21.19
          • subsequent - I22.1
      • subsequent(recurrent) (reinfarction) - I22.9
        • diaphragmatic(wall) - I22.1
        • inferior(diaphragmatic) (inferolateral) (inferoposterior) (wall) - I22.1
        • ST elevation - I22.9
          • inferior(diaphragmatic) (inferolateral) (inferoposterior) (wall) - I22.1
        • transmural - I22.9
          • diaphragmatic(wall) - I22.1
          • inferior(diaphragmatic) (inferolateral) (inferoposterior) (wall) - I22.1
See the 2017 ICD-10-CM Coding Guidelines.

Questions related to I22.1 Subsequent ST elevation (STEMI) myocardial infarction of inferior wall

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.