Dr. Irfan is a Senior Consultant Pulmonologist with nearly 7 years of experience. He was a Senior Resident in All India Institute of Medical Services (AIIMS), New Delhi from the year 2012 to 2015 and he is also an Associate Professor, Department of Pulmonary Medicine at SRMC Porur from 2015 till date. His area of interest includes Interstitial lung disease, Sarcoidosis, COPD, Lung Cancer. He is an active member of Indian Chest Society (ICS), European Respiratory Society (ERS), Indian Association for Study of Lung Cancer (IASLC), Association of Pulmonologist (APT) Tamil Nadu and holds Membership of Royal College of Physicians (MRCP) UK.