H35.3121 (Nonexudative age-related macular degeneration, left eye, early dry stage) compared with H35.3191 (Nonexudative age-related macular degeneration, unspecified eye, early dry stage), from the official CMS tabular data. H35.3121 and H35.3191 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. H35.3121 and H35.3191 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.
| H35.3121Nonexudative age-related macular degeneration, left eye, early dry stage | H35.3191Nonexudative age-related macular degeneration, unspecified eye, early dry stage | |
|---|---|---|
| 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 | Nonexudative age-related macular degeneration, left eye, early dry stage is a billable ICD-10-CM diagnosis code (H35.3121). | Nonexudative age-related macular degeneration, unspecified eye, early dry stage is a billable ICD-10-CM diagnosis code (H35.3191). |
| 7th character | One of the following 7th characters is to be assigned to codes in subcategory H35.31 to designate the stage of the disease: | One of the following 7th characters is to be assigned to codes in subcategory H35.31 to designate the stage of the disease: |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources