Billing and Coding: Computerized Corneal Topography

Computerized corneal topography is billable when performed for corneal diagnostic purposes with an ICD-10-CM diagnosis that best describes the reason for the test and, when required, the referring/ordering physician's name and NPI must be reported. Claims lacking a valid diagnosis code will be returned, procedure codes are subject to NCCI/OPPS edits, and specific ABN modifier rules (GA, GX, GZ, GY) and CMS-R-131 documentation requirements apply for anticipated non-coverage; Part A claims with ABNs require occurrence code 32 and the ABN date.

"Computerized corneal topography is billable when performed as a diagnostic test for corneal conditions and the claim includes a diagnosis code that best describes the patient's condition for which ..."

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