O09

Non-Billable
ChapterO00–O9A
Rankcategory
Official Description

Supervision of high risk pregnancy

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.

Clinical Hierarchy

CH15Pregnancy, childbirth and the puerperium (O00-O9A)
O09Supervision of high risk pregnancy
O09.0Supervision of pregnancy with history of infertility
O09.1Supervision of pregnancy with history of ectopic pregnancy
O09.2Supervision of pregnancy with other poor reproductive or obstetric history
O09.3Supervision of pregnancy with insufficient antenatal care
O09.4Supervision of pregnancy with grand multiparity
O09.5Supervision of elderly primigravida and multigravida
O09.6Supervision of young primigravida and multigravida
O09.7Supervision of high risk pregnancy due to social problems
O09.8Supervision of other high risk pregnancies
O09.9Supervision of high risk pregnancy, unspecified
O09.ASupervision of pregnancy with history of molar pregnancy

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to O09:

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

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to O09. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Insufficiency, insufficient1 unique routes
prenatal care affecting management of pregnancy→O09
Multiparity (grand)1 unique routes
affecting management of pregnancy, labor and delivery (supervision only)→O09
Observation (following) (for) (without need for further medical care)1 unique routes
pregnancy (normal) (without complication)
high risk→O09
Pregnancy (single) (uterine)22 unique routes
complicated by (care of) (management affected by)(9 variants)
elderly(2 variants)
multigravida→O09
primigravida→O09
grand multiparity→O09
history of in utero procedure during previous pregnancy→O09
insufficient
prenatal care→O09
poor obstetric history NEC→O09
social problem→O09
young mother(2 variants)
multigravida→O09
primigravida→O09
concealed→O09
hidden→O09
supervision of(11 variants)
concealed pregnancy→O09
elderly mother(2 variants)
multigravida→O09
primigravida→O09
hidden pregnancy→O09
high-risk→O09(7 variants)
due to (history of)(6 variants)
ectopic pregnancy→O09
grand multiparity→O09
in utero procedure during previous pregnancy→O09
in vitro fertilization→O09
infertility→O09
insufficient prenatal care→O09

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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