Why choose medical billing wholesalers? Medical Billing Wholesalers helps some of the most progressive medical billing companies and revenue cycle software providers achieve market-leading results. With proven technology and robust revenue cycle processes, we reduce costs by over 40% and improve collections by over 20%.How many medical billing companies are there in the us? Below is an extensive list of medical billing companies that provide revenue cycle services to physicians nationwide. Our goal is to provide you with a complete list of medical billing companies, as such, we will continue to add new billing companies to this list of 152 billing firms as they become available to us.Who do i contact if i have a billing question? I have a billing question. Who do I need to speak to? You can contact your Local Billing Center with the phone number on your invoice. If you do not have an invoice you can contact us Monday-Friday by calling 888-777-0307. Will my insurance company cover a SoClean machine?How do i contact lmg for dme supplies? [email protected] – Questions or concerns as it relates to receiving your supplies or ordering supplies. We provide Durable Medical Equipment (DME) and supplies along with our Medical Services. Please note that these departments operate in separate billing systems.