ICD-10-CM › Z00-Z99 › Z30-Z39 › Z3A.0 Weeks of gestation of pregnancy,... › Z3A.01
Less than 8 weeks gestation of pregnancy
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 2012 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.
- FY2012 Added to the draft code set draft Less than 8 weeks gestation of pregnancy
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 Z3A Weeks of gestation
Code first
- obstetric condition or encounter for delivery (O09-O60, O80-O82, O94-O9A)
Note
- Codes from category Z3A are for use, only on the maternal record, to indicate the weeks of gestation of the pregnancy, if known.
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.
- Pregnancy > high-risk
- Supervision > pregnancy
- Pregnancy > normal > high-risk
- Supervision > high-risk pregnancy
- Pregnancy > examination > high-risk
- Encounter > pregnancy > supervision of
- Pregnancy > prenatal care only > high-risk
- Pregnancy > complicated by > previous history of
- Pregnancy > weeks of gestation > less than 8 weeks
Codes in the same group
| Code | Description | Status |
|---|---|---|
| Z3A.00 | Weeks of gestation of pregnancy not specified | Valid |
| Z3A.08 | 8 weeks gestation of pregnancy | Valid |
| Z3A.09 | 9 weeks gestation of pregnancy | Valid |