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Review Criteria Change: New Patient to Established Patient Denial - EXw4

Thank you for your continued partnership with MeridianAs you know, we are committed to continuously evaluating and improving overall Payment Integrity solutions as required by State and Federal governing entities. We are writing today to inform you of changes to existing review criteria that will go into place on or after 2/2/26.

Description of Changes

Lines of Business

New Patient to Established Patient Denial: This is a correct coding edit backed by CMS in denial of new patient CPT codes if the member is not a new patient.

Marketplace

Medicaid

Medicare

Claims system denial code remains ‘EXw4’ as the denial code seen on the claim.

Thank you for your continued participation and cooperation in our ongoing efforts to render quality health care to our members. We look forward to helping you provide the highest quality of care for our members.

Last Updated: 12/10/2025