LITTLETON, Colo.--(BUSINESS WIRE)--Zynex, Inc. (OTCBB:ZYXI), a provider of pain management systems and electrotherapy products for medical patients with functional disability, announces it has obtained accreditation as a Medicare DMEPOS (Durable Medical Equipment, Prosthetics, Orthotics, and Supplies) supplier, as required to maintain its status as provider to Medicare and several private health insurance companies. The accreditation was performed by the Compliance Team, one of ten organizations certified to audit and accredit durable medical equipment providers in the US.