Prof. P. C. Das, MD ICALI. FICA (USA,. FCCP (USA)

Ex Professor Director. Dept of Medicine. Calcutta National Medical College : Senior Visiting Professor, Chitaranjan Hospital, Kolkata.

Extra Moral Teacher, College of Medicine. Calcutta University:

Ex Medical Consultant, Jadavapur University and Students Health Home. Kolkata

Ex Member, Board of Studies, Calcutta  University.

Ex Assistant  Secretary, Cardiological Society of India,

Ex Visiting  Physician , Balanada, Brahmachari Hospital, Behala, Kolkata:

Sectional Chairman, APICON 90: Member, Advisory Board, APICON 99:

Sectional President (Medical), Indian Science Congress, 2001:

External Medical Expert, State Electricity Medical Board, West Bengal:

Distiguished Member, American Biographical Society:

Sectional Secretory, World Congress of Cardiology in Two Sections, held in New Delhi, 1966:

Chairperson, Third International Multifaculty Medical Conference, New Delhi.1994:

Undergraduate and Post-graduate Paper Setter and Examiner in Medicine, University of Calcutta, North Bengal, Guwahati, Dibrugarh, Aligarh, Ranchi, Sambalpur, Manipur, Silchar, Bhagalpur etc

Life Member, Association of Physician of India;

Life Member, Cardiological Society of India:

Life Member, Indian Science Congress Association:

Life Member, The Asoatic Society:

Zonal medical referee, Life Insurance Corporation of India:

Member, Governing Body, Bharat Sebarshram Sangha:

Director, Bharat Sebasram Sangha Contenary Hospital, Joka and Pranabanada Seva Niketam, Kolkata