O03.3

Non-billable

Other and unspecified complications following incomplete spontaneous abortion

O03.3 is the ICD-10-CM code for Other and unspecified complications following incomplete spontaneous abortion. It is a non-billable category code — use a more specific child code such as O03.30 for billing.

Status
Header (non-billable)
Chapter
O00-O9A
Parent
O03
Subcodes
10
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

What this means — in plain language

MedlinePlus · NIH

What is a miscarriage? A miscarriage is an unexpected loss of pregnancy before the 20th week. Most miscarriages happen very early in the pregnancy, often before a woman even knows she is pregnant . What causes a miscarriage? A miscarriage can happen in any pregnancy. Most miscarriages occur because the fetus doesn't develop properly. This is often linked to a genetic problem with the fetus, such as an extra or…

Read more about Miscarriage at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code O03.3?
O03.3 is the ICD-10-CM code for "Other and unspecified complications following incomplete spontaneous abortion". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O03.3 a billable code?
No — O03.3 is a non-billable header code. Use a more specific child code (such as O03.30) for billing.
What are the subcodes of O03.3?
O03.3 has 10 more specific child codes, including O03.30, O03.31, O03.32.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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