Non-Billable / Non-Specific Code
ICD-10-CM W89 is the diagnosis code for Exposure to man-made visible and ultraviolet light. This code falls under the section "Exposure to electric current, radiation and extreme ambient air temperature and pressure" within Chapter 20 â External causes of morbidity (V00-Y99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions are not included in W89. If the patient has both, code each condition separately:
Understanding where W89 sits in the ICD-10-CM classification helps ensure proper coding:
No, W89 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
W89 is the ICD-10-CM diagnosis code for "Exposure to man-made visible and ultraviolet light". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
W89 is located in Section W85-W99 â "Exposure to electric current, radiation and extreme ambient air temperature and pressure" within Chapter 20 of the ICD-10-CM Tabular List.
W89 has 4 sub-code(s) that provide more specific detail: W89.0, W89.1, W89.8, W89.9.
Use W89 when the patients documented diagnosis matches "Exposure to man-made visible and ultraviolet light" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Exposure to man-made visible and ultraviolet light is W89.
No, W89 is non-billable. Use a more specific sub-code for primary diagnosis billing.
W89 is in Chapter 20 of the ICD-10-CM Tabular List.
Yes, W89 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.