I43BillableSave
I43 - Cardiomyopathy in diseases classified elsewhere
ICD-10-CM Chapter 9: Diseases of the circulatory system · I30-I5A Other forms of heart disease (I30-I5A) · Top-level category · FY2027
Includes, Excludes and Coding Notes
Excludes 1 — Not Coded HereFrom I43
Mutually exclusive: these conditions are never reported together with this code.
- cardiomyopathy (in):
- coxsackie (virus) (B33.24)
- diphtheria (A36.81)
- sarcoidosis (D86.85)
- tuberculosis (A18.84)
Code FirstFrom I43
Sequence the underlying condition before this code.
- underlying disease, such as:
- amyloidosis (E85.-)
- glycogen storage disease (E74.0-)
- gout (M10.0-)
- thyrotoxicosis (E05.0-E05.9-)
Excludes 2 — Not Included HereFrom Chapter I00-I99
Not part of this code; report both codes when the patient has both conditions.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- transient cerebral ischemic attacks and related syndromes (G45.-)
Inpatient DRG Payments
DRG 31431,656 discharges
Other Circulatory System Diagnoses With Mcc
Avg. Medicare Payment
$17,259
Total Payment$20,716
Patient Responsibility$3,457
Hospital Charge$94,829
DRG 31515,846 discharges
Other Circulatory System Diagnoses With Cc
Avg. Medicare Payment
$7,510
Total Payment$9,799
Patient Responsibility$2,290
Hospital Charge$47,937
DRG 3161,923 discharges
Other Circulatory System Diagnoses Without Cc/mcc
Avg. Medicare Payment
$5,037
Total Payment$7,088
Patient Responsibility$2,051
Hospital Charge$37,676
Chapter Information
Other categories in this chapter
Codes at the same level as I43
- Rheumatic fever without heart involvementI00
- Rheumatic fever with heart involvementI01
- Rheumatic choreaI02
- Rheumatic mitral valve diseasesI05
- Rheumatic aortic valve diseasesI06
- Rheumatic tricuspid valve diseasesI07
- Multiple valve diseasesI08
- Other rheumatic heart diseasesI09
- Essential (primary) hypertensionI10
- Hypertensive heart diseaseI11
- Hypertensive chronic kidney diseaseI12
- Hypertensive heart and chronic kidney diseaseI13
- Secondary hypertensionI15
- Hypertensive crisisI16
- Other hypertensionI1A
- Angina pectorisI20
- Acute myocardial infarctionI21
- Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarctionI22
- Certain current complications following ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction (within the 28 day period)I23
- Other acute ischemic heart diseasesI24
- Chronic ischemic heart diseaseI25
- Pulmonary embolismI26
- Other pulmonary heart diseasesI27
- Other diseases of pulmonary vesselsI28
- Acute pericarditisI30
- Other diseases of pericardiumI31
- Pericarditis in diseases classified elsewhereI32
- Acute and subacute endocarditisI33
- Nonrheumatic mitral valve disordersI34
- Nonrheumatic aortic valve disordersI35
- Nonrheumatic tricuspid valve disordersI36
- Nonrheumatic pulmonary valve disordersI37
- Endocarditis, valve unspecifiedI38
- Endocarditis and heart valve disorders in diseases classified elsewhereI39
- Acute myocarditisI40
- Myocarditis in diseases classified elsewhereI41
- CardiomyopathyI42
- Atrioventricular and left bundle-branch blockI44
- Other conduction disordersI45
- Cardiac arrestI46
39 more in this chapter.