MCMCB Pro
Y77.1

Y77.1Therapeutic (nonsurgical) and rehabilitative ophthalmic devices associated with adverse incidents

Non-billable headerICD-10-CM

Y77.1 is a non-billable header ICD-10-CM code for therapeutic (nonsurgical) and rehabilitative ophthalmic devices associated with adverse incidents. It cannot be billed on its own: choose one of the more specific child codes below.

Risk adjustment

Y77.1 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 Y77.1

2 child codes. Green means billable.

Related codes at this level

Codes that share Y77. If Y77.1 is not quite right, the correct code is usually one of these.

Questions about Y77.1

Is Y77.1 a billable ICD-10-CM code?
No. Y77.1 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does Y77.1 sit in the tabular list?
External causes of morbidity (V00-Y99), in the block Medical devices associated with adverse incidents in diagnostic and therapeutic use (Y70-Y82).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.