O01 ICD-10-CM Code: Hydatidiform mole
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
O01Hydatidiform mole
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where O01 sits
- 1
Chapter 15
Pregnancy, childbirth and the puerperium (O00-O9A)
- 2
Section
Pregnancy with abortive outcome (O00-O08)
- 3
Category O01
Hydatidiform mole
- 4
Code O01
Hydatidiform mole
More specific choices
Codes under O01
O01 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for O01.
Code first
No “code first” instruction is listed for O01.
Use additional code
- code from category O08 to identify any associated complication.
Excludes1
Conditions that should not be reported together with this code.
- chorioadenoma (destruens) (D39.2)
- malignant hydatidiform mole (D39.2)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for O01.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code O01 mean?
O01 is the FY 2027 U.S. ICD-10-CM code for “Hydatidiform mole.”
Is O01 a billable or specific ICD-10-CM code?
No. O01 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is O01 located in ICD-10-CM?
O01 is listed in Chapter 15, Pregnancy, childbirth and the puerperium (O00-O9A), within Pregnancy with abortive outcome (O00-O08) (O00–O08), under category O01, Hydatidiform mole.
What coding notes are listed for O01?
No inclusion terms are listed for O01 in this reference record. No code-first instruction is listed. Additional-code instructions: code from category O08 to identify any associated complication.. Excludes1 notes: chorioadenoma (destruens) (D39.2); malignant hydatidiform mole (D39.2). No Excludes2 note is listed.
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