Professional Qualifications:
M.B.B.S : Medical College of Coimbatore University - (1979)
DLO : Medical College of Madras University - (1983)
M.S : Medical College of Madras University - (1988)
DLORCS : Royal College of Surgeons of England (London)-(1994)
FRCS : Royal College of Surgeons of Edinburgh - (1995)

Experience:
In the United Kingdom;
Registrar in ENT: Ipswich Hospital NHS Trust, November 1995 to April 1997
Locum Registrar in ENT: James Paget Hospital, Great Yarmouth, East Anglia, October 1995 - One month
Locum Registrar in ENT: District General Hospital, Sunderland, September 1995 - One month
Senior House Officer in ENT:District General Hospital, Sunderland, February 1995 - August 1995
Senior House Officer in ENT:Royal Infirmary, Blackburn, February 1994- January 1995

In the India;
Consultant and Surgeon in ENT and Head & Neck: Annai ENT and Head & Neck Care Centre, Erode, Tamil Nadu, 1997 – Till date 
Civil Assistant Surgeon in ENT: Government District Hospital, Erode, Tamil Nadu, January 1991 - January 1994
Senior House Officer In General Surgery: Government General Hospital, Madras, January 1990 - December 1990
Civil Assistant Surgeon in ENT: Medical college Hospital, Chengalpet, Tamil Nadu, July 1988 - December 1989
Post Graduate Resident Trainee in ENT: Government General Hospital, Madras,April 1986 - May 1988
Resident Medical Officer: Rural Medical Centre, Aliyar, Tamil Nadu, April 1983 - March 1986
Research Experience
Academic And Teaching Experience

Awards Received:
National Award –Indian Medical Association Best Branch Secretary - 2006
IMA Best Vice President Tamil Nadu State Branch -2012
National Award - IMA Best State Hony. Secretary, Tamil Nadu State Branch - 2014
National Award - IMA Best State Hony. Secretary, Tamil Nadu State Branch- 2015
Dr. C.N.Raja was honoured with State Medical Council Awards – 2019 by the Tamil Nadu Medical
Council for his exemplary services in the field of medicine
Free Mason services as the Master of Lodge Kalingaraya No. 220 – in the year 2010 and obtain
Best Regional Lodge Award – 2010
Best Master Award – 2010
Best Performing Hospital Award from our Health Minister Dr.C. Vijayabaskar under CMCHIS
Scheme at Omanthurar Super Speciality Hospital, Chennai