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T26.52XS

T26.52XS: Corrosion of left eyelid and periocular area, sequela

Billable / specific codeICD-10-CMPOA exemptleft

T26.52XS is a billable, specific ICD-10-CM code for corrosion of left eyelid and periocular area, sequela. It is valid for submission on a claim.

Check T26.52XS with the rest of the claim: free scrubber

7th character "S": sequela

The appropriate 7th character is to be added to each code from category T26

A
initial encounter
D
subsequent encounter
S
sequela

Other codes that can never be billed with T26.52XS

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • H10.21Acute toxic conjunctivitis

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

T26.52XS is named in 5 Medicare coverage policies: 5 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A53057Billing and Coding: Home Health Occupational Therapy
  • A53058Billing and Coding: Home Health Physical Therapy
  • A53064Billing and Coding: Outpatient Occupational Therapy
  • A53065Billing and Coding: Outpatient Physical Therapy

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T26.52

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.