10ICD Code Hub

O99.01

Header — not billable

Anemia complicating pregnancy

The ICD-10 code for anemia complicating pregnancy is O99.01.

O99.01 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.

Documentation support

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

Child codes under O99.01

Related codes in this category