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O01 Hydatidiform mole

ICD-10-CM category O01 sits in Chapter 15 (Pregnancy, childbirth and the puerperium, O00-O9A). It contains 3 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in O01

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

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