All ICD10 Codes

O30

Non-Billable
ChapterO00–O9A
Rankcategory
Official Description

Multiple gestation

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A).

CH15 Parent Instructions

Excludes1(Not coded here)
  • supervision of normal pregnancy (Z34.-)
Excludes2(Not included here)
  • mental and behavioral disorders associated with the puerperium (F53.-)
  • obstetrical tetanus (A34)
  • postpartum necrosis of pituitary gland (E23.0)
  • puerperal osteomalacia (M83.0)
Use Additional Code
  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.

Instructional Notes

Code Also
  • any complications specific to multiple gestation

Clinical Hierarchy

CH15Pregnancy, childbirth and the puerperium (O00-O9A)
O30-O48Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
O30Multiple gestation
O30.0Twin pregnancy
O30.1Triplet pregnancy
O30.2Quadruplet pregnancy
O30.8Other specified multiple gestation
O30.9Multiple gestation, unspecified

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to O30:

chapterCH15
Pregnancy, childbirth and the puerperium (O00-O9A)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to O30. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Gestation (period)1 unique routes
multiple→O30
Pregnancy (single) (uterine)24 unique routes
complicated by (care of) (management affected by)(4 variants)
conjoined twins→O30
fetal (maternal care for)
conjoined twins→O30
multiple gestations→O30(2 variants)
conjoined twins→O30
heptachorionic, hepta-amniotic (septuplets)→O30
hexachorionic, hexa-amniotic (sextuplets)→O30
multiple (gestation)→O30(9 variants)
specified NEC→O30(8 variants)
number of chorions and amnions are both equal to the number of fetuses→O30
two or more monoamniotic fetuses→O30
two or more monochorionic fetuses→O30
unable to determine number of placenta and number of amniotic sacs→O30
unspecified number of placenta and unspecified number of amniotic sacs→O30
with(2 variants)
two or more monoamniotic fetuses→O30
two or more monochorionic fetuses→O30
pentachorionic, penta-amniotic (quintuplets)→O30
quadruplet→O30(8 variants)
quadrachorionic/quadra-amniotic→O30
two or more monoamniotic fetuses→O30
two or more monochorionic fetuses→O30
unable to determine number of placenta and number of amniotic sacs→O30
unspecified number of placenta and unspecified number of amniotic sacs→O30
with(2 variants)
two or more monoamniotic fetuses→O30
two or more monochorionic fetuses→O30

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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