O00.9 — Ectopic pregnancy, unspecified

O00.9 is the ICD-10-CM 2025 code for Ectopic pregnancy, unspecified. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.

O00.9 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under O00.9. Browse the sub-codes listed on this page.

O00.9 belongs to the chapter "Pregnancy, childbirth and the puerperium" (codes O00-O9A). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.

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