Dr. Thomas Siler

Dr. Ahmareen Khan is board certified in internal medicine and fellowship trained in pulmonary and critical care medicine. Dr. Khan sees patients ages 18 years and older and treats a wide range of pulmonary diseases including, but not limited to: asthma, bronchitis, COPD (chronic obstructive pulmonary disease), emphysema, pleural diseases, pneumonia, interstitial lung disease and lung cancer. She has special medical interest in pulmonary hypertension, pulmonary fibrosis and sleep medicine. Dr. Khan earned her medical degree from Sindh Medical College in Karachi, Pakistan, and completed a pulmonary and critical care fellowship at Saint Louis University Health Sciences Center. She has been serving patients in the St. Charles community since 1998. Dr. Khan is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Lung Metastases, Asthma in Children, and Asthma.

"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. ""Pulmonology has always allured me because of the unique correspondence between anatomy, physiology, diagnosis and management. Treating patients with pulmonary diseases can be challenging, involving logical thought processes and making critical decisions. I consider patient education as the most important factor in managing different diseases, especially asthma and COPD. Education not only allows patients to understand their disease, but also makes management of complex diseases much easier."" - Dr. Mohsin Ehsan". Dr. Ehsan is rated as a Distinguished provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Lung Metastases, COVID-19, Pleurisy, and Advanced Bronchoscopy.

Shiraz Daud is an Intensive Care Medicine specialist and a Sleep Medicine provider in Bridgeton, Missouri. Dr. Daud is rated as a Distinguished provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Emphysema, Gastrostomy, and Endoscopy.