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ICD-10/W89.0XXS

W89.0XXS ICD-10-CM Code: Exposure to welding light (arc), sequela

W89.0XXS is the authoritative medical code for Exposure to welding light (arc), sequela. This classification is used in medical billing and clinical recording to specify the clinical criteria for exposure to welding light (arc), sequela (ICD-10-CM W89.0XXS), ensuring healthcare documentation aligns with current federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Exposure to welding light (arc), sequela is a billable ICD-10-CM diagnosis code (W89.0S). Includes: exposure to welding light (arc). Excludes1 (not coded here): exposure to:; failure in dosage of radiation or temperature during surgical and medical care (Y63.2-Y63.5); lightning (T75.0-); natural cold (X31); natural heat (X30); natural radiation NOS (X39); radiological procedure and radiotherapy (Y84.2); sunlight (X32). Excludes2 (not included here): exposure to sunlight (X32). 7th character: The appropriate 7th character is to be added to each code from category W89.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for W89.0XXS in the official ICD-10-CM tabular list.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

  • exposure to welding light (arc)

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • exposure to:
  • failure in dosage of radiation or temperature during surgical and medical care (Y63.2-Y63.5)
  • lightning (T75.0-)
  • natural cold (X31)
  • natural heat (X30)
  • natural radiation NOS (X39)
  • radiological procedure and radiotherapy (Y84.2)
  • sunlight (X32)

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • exposure to sunlight (X32)

Frequently Asked Questions (FAQ) & Clinical Guidance

Does W89.0XXS require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category W89.

What can't be coded together with W89.0XXS?

Per official ICD-10-CM Excludes1 instructions, W89.0XXS must not be reported together with: exposure to:; failure in dosage of radiation or temperature during surgical and medical care (Y63.2-Y63.5); lightning (T75.0-); natural cold (X31).

Can W89.0XXS be reported alongside related conditions?

Per official ICD-10-CM Excludes2 instructions, W89.0XXS and the following are not considered part of each other and may both be reported when both conditions are present: exposure to sunlight (X32).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to W89.0XXS in its code family, with their registry titles.

  • W89 — Exposure to man-made visible and ultraviolet light
  • W89.0 — Exposure to welding light (arc)
  • W89.0XXA — Exposure to welding light (arc), initial encounter
  • W89.0XXD — Exposure to welding light (arc), subsequent encounter
  • W89.1 — Exposure to tanning bed
  • W89.1XXA — Exposure to tanning bed, initial encounter
  • W89.1XXD — Exposure to tanning bed, subsequent encounter
  • W89.1XXS — Exposure to tanning bed, sequela
  • W89.8 — Exposure to other man-made visible and ultraviolet light
  • W89.8XXA — Exposure to other man-made visible and ultraviolet light, initial encounter

View all codes in the W89 family