ICD-10-CM › O00-O9A › O00-O08 › O01 Hydatidiform mole › O01.9
Hydatidiform mole, unspecified
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Hydatidiform mole, unspecified
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from O01 Hydatidiform mole
Excludes1 - never coded here
- chorioadenoma (destruens) (D39.2)
- malignant hydatidiform mole (D39.2)
Use additional code
- code from category O08 to identify any associated complication.
Inherited from the O00-O08 section Pregnancy with abortive outcome (O00-O08)
Excludes1 - never coded here
- continuing pregnancy in multiple gestation after abortion of one fetus or more (O31.1-, O31.3-)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Cicatrix
- Sialorrhea
- Anteflexion
- Itch, itching
- Pinpoint > os
- Hydatid > mole
- Mole > vesicular
- Stricture > vagina
- Anteversion > cervix
- Stricture > os uteri
- Pregnancy > high-risk
- Trophoblastic disease
- Supervision > pregnancy
- Disease, diseased > renal
- Occlusion, occluded > cervix
- Pregnancy > normal > high-risk
- Stricture > uterus, uterine > os
- Disease, diseased > trophoblastic
- Supervision > high-risk pregnancy
- Pregnancy > examination > high-risk
- Occlusion, occluded > cervical canal
- Pregnancy > molar NEC > hydatidiform
- Stenosis, stenotic > endocervical os
- Encounter > pregnancy > supervision of
- Pregnancy > prenatal care only > high-risk
- Contraction, contracture, contracted > cervix
- Pregnancy > complicated by > hydatidiform mole
- Pregnancy > complicated by > previous history of
- Contraction, contracture, contracted > internal os
- Prediabetes, prediabetic > complicating > pregnancy
- Necrosis, necrotic > kidney > tubular > complicating > pregnancy
- Hydatidiform mole
- Trophoblastic disease
- Mole > hydatid, hydatidiform
- Pregnancy > molar NEC > hydatidiform
- Pregnancy > complicated by > hydatidiform mole
Codes in the same group
| Code | Description | Status |
|---|---|---|
| O01.0 | Classical hydatidiform mole | Valid |
| O01.1 | Incomplete and partial hydatidiform mole | Valid |