Z48.21
✓ BillableEncounter for aftercare following heart transplant
Factors influencing health status and contact with health services (Z00-Z99)
✅ No additional coding notes for Z48.21
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CodeZ48.21
BillableYes
ParentZ48.2
CategoryFactors influencing health status and contact with health services (Z00-Z99)
Excludes10 rule(s)
Excludes20 note(s)
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)