Dr. Ehsan is board certified in pulmonary disease and internal medicine. His specialty includes consultations, diagnosis and therapies for patients with illnesses that affect lungs and breathing. Dr. Ehsan graduated with degrees in medicine and surgery from Khyber Medical College, University of Peshawar, Pakistan in 2002. He worked in Pakistan and then in England until 2007, when he joined the internal medicine residency program at the University of Connecticut, Farmington. Dr. Ehsan then completed a fellowship program in pulmonary and critical care medicine at the University of Connecticut.