Zynex medical has long been billing insurance companies for products that have been returned. Anthem finally found out and filed a claim and won. Thomas Sanddgard has also been issuing stock options to employees that do not exist. several people have already filed complaints with the SEC. It is only a matter of time before the company folds. Zynex with charge $4, 000 to the insurance companies for a product that a consumer can buy for $10. His line of credit will also be in default. Please file complaints against this company if you have been mis treated. This company is hurting many people.