H40.151 (Residual stage of open-angle glaucoma, right eye) compared with H40.159 (Residual stage of open-angle glaucoma, unspecified eye), from the official CMS tabular data. H40.151 and H40.159 code the same condition on opposite sides.
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. H40.151 and H40.159 name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| H40.151Residual stage of open-angle glaucoma, right eye | H40.159Residual stage of open-angle glaucoma, unspecified eye | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | H00-H59 — Diseases of the Eye and Adnexa (H00-H59) | H00-H59 — Diseases of the Eye and Adnexa (H00-H59) |
| Definition | Residual stage of open-angle glaucoma, right eye is a billable ICD-10-CM diagnosis code (H40.151). | Residual stage of open-angle glaucoma, unspecified eye is a billable ICD-10-CM diagnosis code (H40.159). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources