T26.00XA ICD-10-CM Code: Burn of unspecified eyelid and periocular area, initial encounter
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Inpatient Payment Groups (MS-DRG)
MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0 (FY2026), Appendix B.
- MS-DRG 124 — OTHER DISORDERS OF THE EYE WITH MCC OR THROMBOLYTIC AGENT (MDC 02)
- MS-DRG 125 — OTHER DISORDERS OF THE EYE WITHOUT MCC (MDC 02)
A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.
Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.
Official Registry Overview & Definition
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for T26.00XA in the official ICD-10-CM tabular list.
Use Additional Code
Supplementary codes the tabular list directs you to add.
- external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)
Frequently Asked Questions (FAQ) & Clinical Guidance
Does T26.00XA require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category T26.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to T26.00XA in its code family, with their registry titles.
- T26 — Burn and corrosion confined to eye and adnexa
- T26.0 — Burn of eyelid and periocular area
- T26.00 — Burn of unspecified eyelid and periocular area
- T26.00XD — Burn of unspecified eyelid and periocular area, subsequent encounter
- T26.00XS — Burn of unspecified eyelid and periocular area, sequela
- T26.01 — Burn of right eyelid and periocular area
- T26.01XA — Burn of right eyelid and periocular area, initial encounter
- T26.01XD — Burn of right eyelid and periocular area, subsequent encounter
- T26.01XS — Burn of right eyelid and periocular area, sequela
- T26.02 — Burn of left eyelid and periocular area