Is Z98.4 a billable ICD-10-CM code?

No. Z98.4 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does Z98.4 sit in the tabular list?

Factors influencing health status and contact with health services (Z00-Z99), in the block Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99).

What cannot be coded together with Z98.4?

Z98.4 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

Z98.4

Z98.4 — Cataract extraction status

Non-billable headerICD-10-CM

Z98.4 is a non-billable header ICD-10-CM code for cataract extraction status. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

aphakia (H27.0)

Use additional code

Add a secondary code to capture the detail described below.

code to identify intraocular lens implant status (Z96.1)

Other codes that can never be billed with Z98.4

These codes carry an Excludes1 note pointing at Z98.4. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading Z98.4 alone.

H27.0Aphakia

Risk adjustment

Z98.4 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 Z98.4

3 child codes. Green means billable.

Related codes at this level

Codes that share Z98. If Z98.4 is not quite right, the correct code is usually one of these.

Questions about Z98.4

Is Z98.4 a billable ICD-10-CM code?: No. Z98.4 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does Z98.4 sit in the tabular list?: Factors influencing health status and contact with health services (Z00-Z99), in the block Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99).
What cannot be coded together with Z98.4?: Z98.4 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.