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I22.1 - Subsequent ST elevation (STEMI) myocardial infarction of inferior wall


The ICD 10 Code for Subsequent ST elevation (STEMI) myocardial infarction of inferior wall is listed as I22.1.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: I22.1
Description: Subsequent ST elevation (STEMI) myocardial infarction of inferior wall
  • Subsequent acute transmural myocardial infarction of inferior wall
  • Subsequent transmural (Q wave) infarction (acute) (of) diaphragmatic wall
  • Subsequent transmural (Q wave) infarction (acute) (of) inferior (wall) NOS
  • Subsequent inferolateral transmural (Q wave) infarction (acute)
  • Subsequent inferoposterior transmural (Q wave) infarction (acute)
Diagnostic Related Groups
(MS-DRG v30.0)
222 - Cardiac Defib Implant W Cardiac Cath W Ami/hf/shock W Mcc
223 - Cardiac Defib Implant W Cardiac Cath W Ami/hf/shock W/o Mcc
224 - Cardiac Defib Implant W Cardiac Cath W/o Ami/hf/shock W Mcc
225 - Cardiac Defib Implant W Cardiac Cath W/o Ami/hf/shock W/o Mcc
226 - Cardiac Defibrillator Implant W/o Cardiac Cath W Mcc
227 - Cardiac Defibrillator Implant W/o Cardiac Cath W/o Mcc
280 - Acute Myocardial Infarction, Discharged Alive W Mcc
281 - Acute Myocardial Infarction, Discharged Alive W Cc
282 - Acute Myocardial Infarction, Discharged Alive W/o Cc/mcc
283 - Acute Myocardial Infarction, Expired W Mcc
284 - Acute Myocardial Infarction, Expired W Cc
285 - Acute Myocardial Infarction, Expired W/o Cc/mcc
Chapter Diseases of the circulatory system (I00-I99)
Block Ischemic heart diseases (I20-I25)
Parent I22 - Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 410.21 - Acute myocardial infarction of inferolateral wall, initial episode of care (approximate)
ICD 9 Dx Code: 410.31 - Acute myocardial infarction of inferoposterior wall, initial episode of care (approximate)
ICD 9 Dx Code: 410.41 - Acute myocardial infarction of other inferior wall, initial episode of care (approximate)
ICD-10-CM Siblings (same level / similar specificity) of I22.1:
I22.0 - Subsequent ST elevation (STEMI) myocardial infarction of anterior wall
I22.2 - Subsequent non-ST elevation (NSTEMI) myocardial infarction
I22.8 - Subsequent ST elevation (STEMI) myocardial infarction of other sites
I22.9 - Subsequent ST elevation (STEMI) myocardial infarction of unspecified site