ICD-10 Code
International Classification of Diseases, 10th Revision
Aug 19, 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) - I21.3
      • 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.

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.