O01
Non-billableHydatidiform mole
O01 is the ICD-10-CM code for Hydatidiform mole. It is a non-billable category code — use a more specific child code such as O01.0 for billing.
- Status
- Header (non-billable)
- Chapter
- O00-O9A
- Subcodes
- 3
- Edition
- FY2026
O00-O9A Pregnancy, childbirth and the puerperium
What this means — in plain language
MedlinePlus · NIHTumors during pregnancy are rare, but they can happen. Tumors can be either benign (not cancer) or malignant (cancer). The most common cancers in pregnancy include breast cancer , thyroid cancer , cervical cancer , lymphoma , and melanoma . Cancer itself rarely harms the fetus, and some cancer treatments are safe during pregnancy. You and your health care provider will work together to find the best treatment. Your…
Read more about Tumors and Pregnancy at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Use additional code
- •code from category O08 to identify any associated complication.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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