Doctors are struggling to make their practices profitable… another reason you need to check into medical billing as a business opportunity unlike anything else out there….. Office visits are the main source of insurance payments to primary care doctors, yet physicians spend much of each day on activities they’re not directly compensated for, such as phone calls and prescription refills, a study in The New England Journal of Medicine in April found. “A lot of doctors are trying all kinds of experimental things just to survive,” said Gary Seto, a doctor in South Pasadena, Calif., who charges an annual $120-per-family “non-covered benefits fee.” http://www.usatoday.com/news/health/2010-06-06-doctorsfees_N.htm