||- Director, Institute of Neurosciences and Spinal Disorders, Institute of Neurosciences and Spinal Disorders, Global Hospitals & Health City, Chennai.
- Head, Division of Brain and Spine Surgery, Fortis Malar Hospital, Chennai
June 2006 - April 2009.
- Medical Director and Head of Neurosurgery National Neurosciences Centre, Calcutta.
- Senior Consultant Neurosurgeon, Dr.A. Lakshmipathi Neurosurgical Centre, V H S Hospital, Chennai.
- Professor and Head of Neurosurgery, Meenakshi Medical College and Research Institute, Enathur, Kanchipuram.
- Consultant Neurosurgeon, Malar Hospitals, Chennai.
- Hony Consultant Neurosurgeon, Southern Railway, Railway Headquarters Hospital, Perambur, Chennai.
- Special Interest in Vascular, Skull Base and Cervical Spine surgery.
- Training in National Board of Examinations Neurosurgery.
- One year training in General Surgery at the Government General Hospital, Madras as per specifications of the National Board of Examinations towards the Five year Direct course in Neurosurgery.
- Five years training in Neurosurgery at the Dr. Achanta Lakshmipathi Neurosurgical Center.
- Chief Residency at VHS Medical Centre, Madras 600 113. India under Prof. B. Ramamurthi.
||- Life member, Neurological Society of India.
- Life Member, Association of Spinal Surgeons of India.
- Life Member, Skull Base Society of India.
- Active member, Indian Society of Pediatric Neurosurgery.
- International Member, Congress of Neurological Surgeons.
- International Member, Joint Section on Disorders of the Spine and Peripheral Nerves of the AANS and The CNS.
- Life Member Neuro-oncology Society of India.