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O30.03

Non-billable

Twin pregnancy, monochorionic/diamniotic

O30.03 is the ICD-10-CM code for Twin pregnancy, monochorionic/diamniotic. It is a non-billable category code — use a more specific child code such as O30.031 for billing.

Status
Header (non-billable)
Chapter
O00-O9A
Parent
O30.0
Subcodes
4
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

Includes

  • •Twin pregnancy, one placenta, two amniotic sacs

Frequently asked questions

What is ICD-10 code O30.03?
O30.03 is the ICD-10-CM code for "Twin pregnancy, monochorionic/diamniotic". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O30.03 a billable code?
No — O30.03 is a non-billable header code. Use a more specific child code (such as O30.031) for billing.
What are the subcodes of O30.03?
O30.03 has 4 more specific child codes, including O30.031, O30.032, O30.033.

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

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