Is Z3A.4 a billable ICD-10-CM code?

No. Z3A.4 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does Z3A.4 sit in the tabular list?

Factors influencing health status and contact with health services (Z00-Z99), in the block Persons encountering health services in circumstances related to reproduction (Z30-Z39).

Z3A.4

Z3A.4 — Weeks of gestation of pregnancy, weeks 40 or greater

Non-billable headerICD-10-CM

Z3A.4 is a non-billable header ICD-10-CM code for weeks of gestation of pregnancy, weeks 40 or greater. It cannot be billed on its own: choose one of the more specific child codes below.

Risk adjustment

Z3A.4 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead Z3A.4

4 child codes. Green means billable.

Related codes at this level

Codes that share Z3A. If Z3A.4 is not quite right, the correct code is usually one of these.

Questions about Z3A.4

Is Z3A.4 a billable ICD-10-CM code?: No. Z3A.4 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does Z3A.4 sit in the tabular list?: Factors influencing health status and contact with health services (Z00-Z99), in the block Persons encountering health services in circumstances related to reproduction (Z30-Z39).