A4540 Insurance Policy Changes

HCPCS A4540 is officially defined as "Distal transcutaneous electrical nerve stimulator, stimulates peripheral nerves of the upper arm." HCPCS A4540 is referenced in 4 tracked payer policy changes from Blue Cross Blue Shield of Nebraska, Excellus BlueCross BlueShield, and 1 other payer. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for HCPCS A4540 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.