ICD-10-CM 2027
ICD-10 code for endocardium
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Endocardium, endocardial”. Page updated September 29, 2026.
About coding endocardium
The official ICD-10-CM index doesn't give a single default code for endocardium; the code depends on the details below.
More specific endocardium codes (official index)
- cushion defect Q21.20 — Atrioventricular septal defect, unspecified as to partial or complete
Common questions about endocardium ICD-10 codes
What is the ICD-10 code for cushion defect endocardium?
- Q21.20 — Atrioventricular septal defect, unspecified as to partial or complete.