O34.0
⚠ Non-billable
Maternal care for congenital malformation of uterus
ICD-10-CM · FY2026 · Pregnancy, Childbirth and the Puerperium
Code
O34.0
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Pregnancy, Childbirth and the Puerperium
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code O34.0?
ICD-10-CM code O34.0 represents Maternal care for congenital malformation of uterus. It is a non-billable header code requiring a more specific subcategory in the Pregnancy, Childbirth and the Puerperium chapter, effective October 1, 2025 – September 30, 2026.
Is O34.0 billable?
No. O34.0 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is O34.0 in?
O34.0 belongs to the Pregnancy, Childbirth and the Puerperium chapter (O00–O9A) of ICD-10-CM.
Related codes in the O34 category
O34
Maternal care for abnormality of pelvic organs
Non-billable
O34.1
Maternal care for benign tumor of corpus uteri
Non-billable
O34.2
Maternal care due to uterine scar from previous surgery
Non-billable
O34.3
Maternal care for cervical incompetence
Non-billable
O34.4
Maternal care for other abnormalities of cervix
Non-billable
O34.5
Maternal care for other abnormalities of gravid uterus
Non-billable
O34.6
Maternal care for abnormality of vagina
Non-billable
O34.7
Maternal care for abnormality of vulva and perineum
Non-billable
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