He has almost 20 years’ experience after obtaining his post-graduation. He has 10 years’ experience as a consultant in the department of diabetes and endocrinology.

·         Dr Subir Ray  graduated from R G Kar Medical College,Kolkata,India and did post graduation (MD in Gen.Medicine) from University College of Medicine, Kolkata.

·         After passing MRCP(UK) exam he received sub-speciality training as a specialist registrar in Northern Deanery, Newcastle-upon-Tyne, UK and obtained specialist certificate in Diabetes & Endocrinology.

·         In 2012 he was conferred fellowship of the Royal College of physicians (Edinburgh).

·         He joined the department of Diabetes and Endocrinology of Apollo Gleneagles Hospitals, Kolkata , India in 2007.He has working experience of 10 years a consultant and currently he is working there as a senior consultant .

·         Apart from diabetes his main area of interests are thyroid, pituitary, adrenal disorders, vitamin D deficiency, bone health and obesity.

He is currently the honorary joint secretary of executive council member of Integrated Diabetes & Endocrine Academy, Kolkata

He is a member of the association of clinical endocrinologist(USA)

He is a life member of Endocrine Society of India.