PC means Professional Corporation, which means he is incorporated for purposes enabling him to take better advantage of tax rules. He is obliged by law to say so and it has no bearing on his qualifications as a doctor.
The P.C. included in a Doctors name probably came after the name of the facility he works at and the P. C. stands for private corporation, meaning he owns the facility, or part of it.
Personal Computer.
DO Doctor of Osteopathy PC Professional Corporation (that one's more like the abbreviations "corp" or "inc" -- doesn't have to do with the doctor's training).
PC is the abbreviation of Professional Corporations. This designation is for corporate use by licensed professionals such doctors, lawyers, accountants, and engineers.
professional corporation
PC
Typically, it stands for professional corporation. Some doctors incorporate for taxes advantages, and personal protection from law suits.
PC stands for Personal Computer, and it is a type of computer that is made by IBM (International Business Machines) specifically for the use of individuals, as opposed to businesses, which may use larger and more powerful computers - although over the years, the PC has become so powerful that it does serve most business purposes, and the name is now a bit of an anachronism.
PC
The abbreviation PC stands for the term "politically correct." Politically correct means using terms that aren't offensive to people around you. An example of this would be substituting "mentally handicapped" instead of offensively referring to someone as a "retard."
Computer is neither an abbreviation, acronym, nor initialism. Computer is a simple noun, meaning a person or machine that computes.PC (Personal Computer).
PC or "P.C." stands for "Professional Corporation", a special form of corporation which retains some personal liability for the principals of the business. Ordinarily restricted to licensed professionals such as doctors, attorneys, and public accountants.