10ICD Code Hub

O99.0

Header — not billable

Anemia complicating pregnancy, childbirth and the puerperium

The ICD-10 code for anemia complicating pregnancy, childbirth and the puerperium is O99.0.

O99.0 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.

Clinical notes

Excludes1 (not coded here)

An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).

  • anemia arising in the puerperium (O90.81)
  • postpartum anemia NOS (O90.81)

Also known as

Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.

Documentation support

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

Child codes under O99.0

Related codes in this category