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O91.11

Non-billable

Abscess of breast associated with pregnancy

O91.11 is the ICD-10-CM code for Abscess of breast associated with pregnancy. It is a non-billable category code — use a more specific child code such as O91.111 for billing.

Status
Header (non-billable)
Chapter
O00-O9A
Parent
O91.1
Subcodes
4
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

Includes

  • •Gestational mammary abscess
  • •Gestational purulent mastitis
  • •Gestational subareolar abscess

Frequently asked questions

What is ICD-10 code O91.11?
O91.11 is the ICD-10-CM code for "Abscess of breast associated with pregnancy". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O91.11 a billable code?
No — O91.11 is a non-billable header code. Use a more specific child code (such as O91.111) for billing.
What are the subcodes of O91.11?
O91.11 has 4 more specific child codes, including O91.111, O91.112, O91.113.

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

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