How Often Do Doctors Misdiagnose Patients?

How Often Do Doctors Misdiagnose Patients? Research published in BMJ Quality and Safety journal found that 12 million American adults are misdiagnosed in outpatient clinics each year. According to CBS News, this statistic equates to approximately one in 20 patients receiving a misdiagnosis. How often are doctors misdiagnose? Research published in BMJ Quality and Safety