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Availability last updated 05/29/2026
Throughout his extensive career, board-certified neurologist William Shankle, MS, MD, FACP, has been regarded as a leading expert in the management and treatment of Alzheimer’s disease and other age-related neurological degenerative conditions. As the founder of Shankle Clinic in Newport Beach, California, Dr. Shankle uses his extensive experience to provide exceptional care for patients from near and far.
Dr. Shankle attended undergrad at Stanford University in Palo Alto, California, where he completed a bachelor’s degree in biology. He continued to Brown University in Providence, Rhode Island, where he completed medical school.
He pursued an internship in internal medicine at Cook County Hospital in Chicago, Illinois, and then completed his residency in neurology at Los Angeles County + USC Medical Center. Dr. Shankle also trained as a statistician at the University of Southern California in Los Angeles and completed further postgraduate studies at Harvard University in Cambridge, Massachusetts.
After co-founding the Alzheimer’s Research Center at the University of California, Irvine, Dr. Shankle served as Clinical Director for ten years. He also served as Director of the Memory and Cognitive Disorders Program at Hoag Neurosciences Institute.
Dr. Shankle has taken part in many research endeavors and has received numerous awards, including the Zenith Fellows Award from the Alzheimer’s Association. The New York Times has also recognized Dr. Shankle’s investigations on human brain development, reporting on his research as among the most important scientific discoveries of the 1990s.
Dr. William Shankle, MS, MD
Neurologist
369 San Miguel Dr.
Suite 350
Newport Beach, CA 92660
Dr. Nita Chen, MD
Neurologist
280 Newport Center Dr.
Suite 110
Newport Beach, CA 92660
Douglas Davies, MD
Neurologist
1510 S Central Ave
Ste 120
Glendale, CA 91204
Charles E. Niesen, MD, is a pediatric neurologist leading a team of experienced providers at AMS Neurology in Pasadena, California, and throughout the Los Angeles area.
Dr. Niesen was born in Poughkeepsie, New York. He received his undergraduate degree from Cornell University in Ithaca, New York, and his medical degree from the Sackler School of Medicine, Tel Aviv University in Israel.
He completed his pediatric training at Rainbow Babies and Children's Hospital, affiliated with Case Western Reserve University School of Medicine in Cleveland, Ohio. He also completed his child neurology fellowship at the Hospital for Sick Children in Toronto, Canada. Dr. Niesen spent two years doing post-graduate research in neurophysiology at the University of Toronto.
His first faculty position was with the Children's Hospital Los Angeles. As an assistant professorship of pediatrics and neurology, he set up an NIH-sponsored electrophysiology lab to study epilepsy in the developing brain. After five years, he moved to Cedars-Sinai Medical Center in Los Angeles, where he was an associate professor of pediatrics and director of the Division of Child Neurology.
Dr. Niesen is board-certified in child neurology by the American Board of Psychiatry and Neurology and the Medical Research Council of Canada.
He is a specialist in childhood epilepsy and neurodevelopmental disorders of the brain and has published over twenty peer-reviewed articles on epilepsy and drug effects on the developing brain.
Dr. Niesen is a member of the American Epilepsy Society, the Child Neurology Society, the American Academy of Neurology, and the Society for Neuroscience. He is also the co-founder of the Pasadena Neurodevelopment Group.
Dr. Niesen resides in Pasadena, California, with his wife and two daughters.
Dr. Charles Niesen
Specialist
960 East Green Street
Suite L-11
Pasadena, CA 91106
Dr. Mohsen Ali, MD
Neurologist
1330 Covina Blvd
Ste 103
San Dimas, CA 91773
William Baek, MD
Neurologist
1330 Covina Blvd
Ste 103
San Dimas, CA 91773
Alireza Bozorgi, MD, is a board-certified neurologist and interventional pain management physician who also specializes in epilepsy and pain management. He sees patients at Minimally Invasive Medical Group, which has offices in Lake Forest, Mission Viejo, and Irvine, California.
He received his medical degree from Tehran, Iran. He completed a neurology residency at Tehran University. He then completed another neurology residency at Case Western Reserve University in Cleveland, Ohio. He obtained a subspecialty in Epilepsy in Cleveland. He worked for two years at Mercy Hospital in Youngstown, Ohio. Then, he completed a year of fellowship in pain management in Cleveland. Then, he moved to Detroit, Michigan, where he practiced for a year. He then moved to California and started to practice at Minimally Invasive Medical Group.
Dr. Bozorgi has a wealth of research experience and has published extensively. He is a member of several professional associations, including the American Board of Neurology and Psychiatry.
Dedicated to providing quality, compassionate patient care, Dr. Bozorgi is currently accepting new patients.
He offers medical, interventional, and invasive management of chronic pain including pain arising from spine, joints, limbs, and headache. His approach to ailments is holistic one, incorporating several frontiers of treatment.
He spends all other time not practicing medicine with his family and traveling.
Dr. Alireza Bozorgi, MD,
Psychiatrist
29300 Portola Parkway
Suite B
Lake Forest, CA 92630
Alireza Bozorgi, MD, is a board-certified neurologist and interventional pain management physician who also specializes in epilepsy and pain management. He sees patients at Minimally Invasive Medical Group, which has offices in Lake Forest, Mission Viejo, and Irvine, California.
He received his medical degree from Tehran, Iran. He completed a neurology residency at Tehran University. He then completed another neurology residency at Case Western Reserve University in Cleveland, Ohio. He obtained a subspecialty in Epilepsy in Cleveland. He worked for two years at Mercy Hospital in Youngstown, Ohio. Then, he completed a year of fellowship in pain management in Cleveland. Then, he moved to Detroit, Michigan, where he practiced for a year. He then moved to California and started to practice at Minimally Invasive Medical Group.
Dr. Bozorgi has a wealth of research experience and has published extensively. He is a member of several professional associations, including the American Board of Neurology and Psychiatry.
Dedicated to providing quality, compassionate patient care, Dr. Bozorgi is currently accepting new patients.
He offers medical, interventional, and invasive management of chronic pain including pain arising from spine, joints, limbs, and headache. His approach to ailments is holistic one, incorporating several frontiers of treatment.
He spends all other time not practicing medicine with his family and traveling.
Dr. Alireza Bozorgi, MD,
Psychiatrist
26921 Crown Valley Parkway
#120
Mission Viejo, CA 92691