National Medical Billing Services concentrates strictly on providing revenue cycle outsourcing services for ambulatory surgery centers and their affiliated surgeons. We are a national, award winning company as we have been recognized as a Best Place to Work by Modern Healthcare, Becker’s Healthcare and the St. Louis Post Dispatch. We have also been recognized as one of the top outsourcing companies in the world, in any industry, by the International Association of Outsourcing Professionals and published in Fortune Magazine. In addition, both our CEO and President have been recognized as top executives by Glassdoor Inc. and The St. Louis Business Journal. National Medical Billing Services has become the largest, the fastest growing, and the premier ASC revenue cycle company, with clients in over 35 states, for one single reason… Our People. Simply put, our people are our greatest asset. We select people with strong intellect, sharp analytical minds, intense dedication and an undying passion for client service. We then marry these characteristics with extensive training in the areas of coding, accounts receivable management, managed care contracting, analytics and compliance. The results? We significantly improve the financial performance of our clients and, as a result, we have the highest client satisfaction rates in the industry.