10ICD Code Hub

D57.21

Header — not billable

Sickle-cell/Hb-C disease with crisis

The ICD-10 code for sickle-cell/hb-c disease with crisis is D57.21.

D57.21 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 6 more specific codes below.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under D57.21

Related codes in this category