Thierry M. Jahan, M.D. is a renowned medical oncologist who specializes in the treatment of thoracic malignancies such as lung cancer and mesothelioma, and soft tissue sarcomas. Dr. Jahan received his M.D. from George Washington University, thereafter completing his residency and internal medicine residency at Cedars Sinai Medical Center in Los Angeles. He later was a clinical fellows in hematology and oncology at UCSF, eventually joining the UCSF faculty. Dr. Jahan co-founded the Thoracic Oncology Program with David Jablons, M.D. 

In addition to his keen clinical insight, Dr. Jahan is known by patients, their families and fellow clinicians for his sense of empathy and compassion. His steadfast commitment to eliminating the scourge of lung cancer is evidenced by the pins and ribbons adorning his white coat, a clear message of hope to patients.

In 2016, Dr. Jahan was inducted into the Council of Master Clinicians by the UCSF Department of Medicine, a select group of outstanding physicians with exceptional knowledge, superior teaching and communication skills, and the ability to provide compassionate, appropriate, effective, and high-quality patient care. 

Dr. Jahan has been the recipient of numerous awards including the Medical House Staff Outstanding Teacher Award and Friend of the Palliative Care Service Award. He is also a member of numerous professional organizations, including the American College of Physicians, American Society of Clinical Oncology (ASCO), and International Association for the Study of Lung Cancer (IASLC) and the Association of Northern California Oncologists.

Dr. Jahan has authored or co-authored numerous peer-reviewed articles, book chapters and research abstracts and lectured nationally and internationally on lung cancer and mesothelioma. Numerous major media outlets including The San Francisco Chronicle, Time Magazine and KPIX San Francisco have sought out his opinions and observations on treatments and advances in lung cancer.