O01 (Hydatidiform mole) is an umbrella ICD-10-CM medical diagnosis code in the Pregnancy, childbirth and the puerperium chapter. It identifies cases of hydatidiform mole for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

O01 — Hydatidiform mole

Chapter O00-O9A: Pregnancy, childbirth and the puerperium

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Sub-codes under O01

O01.0Classical hydatidiform moleO01.1Incomplete and partial hydatidiform moleO01.9Hydatidiform mole, unspecified

Common questions about O01 (Hydatidiform mole)

What does ICD-10 code O01 mean?
O01 is the ICD-10-CM 2025 code for Hydatidiform mole. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is O01 a billable diagnosis code?
O01 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under O01. Browse the sub-codes listed on this page.
Which ICD-10 chapter does O01 belong to?
O01 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.
Where can I get plain-language information about Hydatidiform mole?
For a plain-language explanation of Hydatidiform mole, ask GoDavaii's Health AI - it explains medical conditions in 90+ languages, free, with no signup. Tap "Ask GoDavaii AI about Hydatidiform mole" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗