Therapy Medical Billing Denials Questionable With therapy on the rise, medical billing for this service has increased. Each year, the Centers for Medicare & Medicaid Services expects home care spending to rise. This rise in costs will make accurate medical billing a must for home health agencies. Rising home health costs will probably raise some eyebrows at the Medicare Payment Advisory Commission. Over the next year, this commission may closely examine therapy medical billing and see if there is any room for improvement. Recently, the HHS Office of Inspector General compiled three medical billing audits. In each of these audits, therapy charges were frequently denied. These claims made up much …