It means your physician has an MD, a "Medical Degree" in allpathic medicine. He also has an MS, a Master's of Science degree. In other words, he is a doctor of medicine and he has a master's degree in some science discipline as well.
On business cards and professional related documentation.On business cards and professional related documentation.On business cards and professional related documentation.On business cards and professional related documentation.On business cards and professional related documentation.On business cards and professional related documentation.