"Cash pay only" doctors compete with the existing system today. With the rising upfront costs each year, there's an increasing trend of a cash pay doctor's offi

"Cash pay only" doctors compete with the existing system today. With the rising upfront costs each year, there's an increasing trend of a cash pay doctor's office visit being cheaper than the co-pay of your insurance provider. Why this is true a separate discussion (possibly overhead of dealing with the healthcare system or insurer).