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T26.60XA vs T26.61XA

T26.60XA (Corrosion of cornea and conjunctival sac, unspecified eye, initial encounter) compared with T26.61XA (Corrosion of cornea and conjunctival sac, right eye, initial encounter), from the official CMS tabular data. T26.60XA and T26.61XA code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

T26.60XA
Unspecified
Corrosion of cornea and conjunctival sac, unspecified eye, initial encounter
T26.61XA
Right
Corrosion of cornea and conjunctival sac, right eye, initial encounter

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)

Can these codes be reported together?

Same condition, opposite side. T26.60XA and T26.61XA 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.

Side by side

T26.60XACorrosion of cornea and conjunctival sac, unspecified eye, initial encounterT26.61XACorrosion of cornea and conjunctival sac, right eye, initial encounter
Billing statusBillableBillable
ClassificationS00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionCorrosion of cornea and conjunctival sac, unspecified eye, initial encounter is a billable ICD-10-CM diagnosis code (T26.60XA).Corrosion of cornea and conjunctival sac, right eye, initial encounter is a billable ICD-10-CM diagnosis code (T26.61XA).
7th characterThe appropriate 7th character is to be added to each code from category T26The appropriate 7th character is to be added to each code from category T26
Use additional code
external cause code to identify place (Y92)
external cause code to identify place (Y92)
Code first
(T51-T65) to identify chemical and intent
(T51-T65) to identify chemical and intent

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources