O99.01 Anemia complicating pregnancy

Non-billable header with 4 child codes.

Applies from O99 Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

Includes

• conditions which complicate the pregnant state, are aggravated by the pregnancy or are a main reason for obstetric care

Excludes2 (not included here)

• when the reason for maternal care is that the condition is known or suspected to have affected the fetus (O35-O36)

Use additional code

• code to identify specific condition

Applies from O99.0 Anemia complicating pregnancy, childbirth and the puerperium

Applicable to

• Conditions in D50-D64

Excludes1 (never code together)

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

Codes under O99.01

• O99.011 Anemia complicating pregnancy, first trimester
• O99.012 Anemia complicating pregnancy, second trimester
• O99.013 Anemia complicating pregnancy, third trimester
• O99.019 Anemia complicating pregnancy, unspecified trimester

Diagnosis Index entries for O99.01

• Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › anemia (conditions in D50-D64) (pre-existing)

Nearby codes

• O99 Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
• O99.0 Anemia complicating pregnancy, childbirth and the puerperium
• O99.01 Anemia complicating pregnancy (this code)
• O99.011 Anemia complicating pregnancy, first trimester
• O99.012 Anemia complicating pregnancy, second trimester
• O99.013 Anemia complicating pregnancy, third trimester
• O99.019 Anemia complicating pregnancy, unspecified trimester
• O99.02 Anemia complicating childbirth