Choose a company that can provide several services so that you can save cost and streamline your processes effectively. Section 4: Medical Billing Services. Outsourcing medical billing is an effective way to streamline the revenue cycle and reduce costs. To ensure a seamless transition and reduce errors, it's critical to locate a medical billing business with experience managing medical billing for a healthcare provider. Best Medical Billing Companies to Work for. Medical offices may benefit from outsourcing their billing in terms of time savings, cost savings, and revenue growth. By doing this, it may be possible to prevent penalties or fines for non-compliance, which could have catastrophic financial effects for medical practices. Typical directories include Medi-Cal, the American Medical Association (AMA), and the Medical Group Management Association (MGMA). Outsourcing medical billing services is a growing trend in the healthcare industry. Medical billing is no exception to the strict regulations that apply to the healthcare sector.