I42.89BillableSave New in FY2027
I42.89 - Other cardiomyopathies not elsewhere classified
ICD-10-CM Chapter 9: Diseases of the circulatory system · I30-I5A Other forms of heart disease (I30-I5A) · Subcategory of I42.8 · FY2027
Includes, Excludes and Coding Notes
IncludesFrom I42
Conditions this code covers.
- myocardiopathy
Excludes 2 — Not Included HereFrom I42
Not part of this code; report both codes when the patient has both conditions.
- ischemic cardiomyopathy (I25.5)
- peripartum cardiomyopathy (O90.3)
- ventricular hypertrophy (I51.7)
Code FirstFrom I42
Sequence the underlying condition before this code.
- pre-existing cardiomyopathy complicating pregnancy and puerperium (O99.4)
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
Related condition guides
Documentation requirements, coding pitfalls and FAQs for conditions coded with I42.89.
Chapter Information
Other codes in I42.8
Codes at the same level as I42.89