I.C.15.b

Selection of OB Principal or First-listed Diagnosis

This is a section heading — the guidance lives in the subsections below.

In this section

I.C.15.b.1)Routine outpatient prenatal visits
I.C.15.b.2)Supervision of High-Risk Pregnancy
I.C.15.b.3)Episodes when no delivery occurs
I.C.15.b.4)When a delivery occurs
I.C.15.b.5)Outcome of delivery

ICD-10-CM Official Guidelines for Coding and Reporting, FY 2026 (effective October 1, 2025). Published by CMS and NCHS. Reproduced for reference — always verify against the official CMS release.