H04.431 (Chronic lacrimal mucocele of right lacrimal passage) compared with H04.439 (Chronic lacrimal mucocele of unspecified lacrimal passage), from the official CMS tabular data. H04.431 and H04.439 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. H04.431 and H04.439 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.
| H04.431Chronic lacrimal mucocele of right lacrimal passage | H04.439Chronic lacrimal mucocele of unspecified lacrimal passage | |
|---|---|---|
| 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 | Chronic lacrimal mucocele of right lacrimal passage is a billable ICD-10-CM diagnosis code (H04.431). | Chronic lacrimal mucocele of unspecified lacrimal passage is a billable ICD-10-CM diagnosis code (H04.439). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources