Parasomnia Expert Witnesses

Los Angeles, California

Pulmonary Disease, Sleep Medicine - Asthma, Central Sleep Apnea, COPD, Cough, CPAP, Drowsy Driving, Emphysema, Hypersomnia, Insomnia, Lung Cancer, Narcolepsy, Obstructive Sleep Apnea, Parasomnia, Pneumonia, Pulmonary Embolism, Pulmonary Nodule, REM Behavior Disorder, Respiratory Failure, Restless Legs Syndrome, Sarcoid

Dr. Roy Artal is a multi-board-certified physician specializing in pulmonary medicine, sleep medicine, and critical care medicine, with more than 20 years of full-time clinical practice in Southern California. He has served as a medical-legal expert witness on behalf of both plaintiff and defense counsel for over 20 years, having reviewed 100-plus cases, provided deposition testimony on approximately 20 occasions, and authored detailed, evidence-based medical-legal reports; his opinions have never been excluded. A graduate of the UCLA School of Medicine, Dr. Artal completed his undergraduate degree with honors at the University of Southern California, his Internal Medicine residency at Cedars-Sinai Medical Center, and fellowship training in Pulmonary and Critical Care Medicine through the Cedars-Sinai–UCLA–Veterans Administration Combined Fellowship Program. He has been in full-time clinical practice since 2001 and is a member of the Division of Pulmonary and Critical Care Medicine...

Boston, Massachusetts

Sleep Medicine, Hospitalist - polysomnogram, internal medicine, sleep apnea, sepsis, pulmonary embolism, sleep study, licensing exams, CPAP, insomnia, delirium, parasomnia, trainee supervision, medication side effects, sleep deprivation, handoff, standard of care, NP and PA supervision, inpatient, medication reconciliation, restless legs syndrome

Dr. Chang completed medical school at Columbia University followed by residency and fellowship at two of the core teaching hospitals affiliated with Harvard Medical school. Since completion of training she has held faculty position at Harvard Medical School for over 10 years. Current clinical practice consists of approximately 60% hospital medicine and 40% sleep medicine; she is board certified in both fields. Within sleep medicine Dr. Chang proficient in the interpretation of polysomnograms and home sleep apnea tests as well as outpatient and telehealth management of sleep disorders. She also teaches within the Mass General Brigham Sleep Medicine Fellowship. Her internal medicine/hospitalist work currently includes both direct care and supervisory roles. She has worked both as a nocturnist and a daytime hospitalist. Dr. Chang has substantial experience in teaching at all levels: medical students, residents, and fellows as well as advanced practice providers (nurse practitioner...