O30.00Header code — not billable
Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs
Short description: Twin pregnancy, unsp num plcnta & amnio sacs
- Chapter
- 15. Pregnancy, childbirth and the puerperium
- Category
- O30
- Effective date
- October 1, 2026
Related codes in category O30
O30Multiple gestationO30.0Twin pregnancyO30.001Twin preg, unsp num plcnta & amnio sacs, first trimesterYesO30.002Twin preg, unsp num plcnta & amnio sacs, second trimesterYesO30.003Twin preg, unsp num plcnta & amnio sacs, third trimesterYesO30.009Twin pregnancy, unsp num plcnta & amnio sacs, unsp trimesterYesO30.01Twin pregnancy, monochorionic/monoamnioticO30.011Twin pregnancy, monochorionic/monoamniotic, first trimesterYesO30.012Twin pregnancy, monochorionic/monoamniotic, second trimesterYesO30.013Twin pregnancy, monochorionic/monoamniotic, third trimesterYesO30.019Twin pregnancy, monochorionic/monoamniotic, unsp trimesterYesO30.02Conjoined twin pregnancy
Frequently asked questions
What is ICD-10 code O30.00?
O30.00 is an ICD-10-CM diagnosis code for Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs.
Is O30.00 a billable code?
No. O30.00 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is O30.00 in?
O30.00 falls under Chapter 15: Pregnancy, childbirth and the puerperium.
When did O30.00 become effective?
O30.00 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to O30.00?
O30.00 belongs to category O30, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.