H34.8120 (Central retinal vein occlusion, left eye, with macular edema) compared with H34.8190 (Central retinal vein occlusion, unspecified eye, with macular edema), from the official CMS tabular data. H34.8120 and H34.8190 code the same condition on opposite sides. MedCoder-derived
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. H34.8120 and H34.8190 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.
| H34.8120Central retinal vein occlusion, left eye, with macular edema | H34.8190Central retinal vein occlusion, unspecified eye, with macular edema | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | H00-H59 — Diseases of the eye and adnexa | H00-H59 — Diseases of the eye and adnexa |
| Definition | Central retinal vein occlusion, left eye, with macular edema is a billable ICD-10-CM diagnosis code (H34.8120). | Central retinal vein occlusion, unspecified eye, with macular edema is a billable ICD-10-CM diagnosis code (H34.8190). |
| 7th character | One of the following 7th characters is to be assigned to codes in subcategory H34.81 to designate the severity of the occlusion: | One of the following 7th characters is to be assigned to codes in subcategory H34.81 to designate the severity of the occlusion: |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources