David P. Walling, Ph.D.
Dr. Walling serves as Chief Executive Officer and Principal Investigator for CNS. He has participated as a lead or co-investigator in more than 200 clinical studies, with many focusing on schizophrenia and schizoaffective disorder. Dr. Walling has authored numerous articles in leading scientific journals including the American Journal of Psychiatry, American Journal of Psychotherapy, and Journal of Nervous and Mental Disease.
Prior to co-founding CNS, Dr. Walling held the position of Vice President of Clinical Services at both Psychiatric Management Resources, a subsidiary of Universal Health Services, Inc. and Stadt Solutions Pharmacy Corporation. He also served as Assistant Professor and Research Scientist in Psychiatry and Behavioral Sciences at the University of Texas Medical Branch at Galveston.
Dr. Walling received his doctorate in Counseling Psychology from the University of Southern California. He earned a Master of Science degree in Counseling from California State University Fullerton and a Bachelor of Science degree in Counseling Psychology from California State University Long Beach.
Armen Goenjian, M.D., D.F.A.P.A., F.A.C.G.S
Since co-founding CNS in 2000, Dr. Goenjian has served as both Chief Medical Officer and Principal Investigator. He is currently a Research Professor of Psychiatry at the David Geffen School of Medicine at UCLA. Dr. Goenjian practices privately at Memorial Counseling Associates in Long Beach and holds the position of Senior Medical Director of Psychiatry at Pacific and Community Hospitals of Long Beach. Dr. Goenjian has published extensively on post-traumatic stress disorder and depression in peer reviewed journals. He has more than 13 years experience conducting phase I-IV clinical trials specializing in bipolar disorder, depression, schizophrenia, and post-traumatic-stress disorder. Dr. Goenjian received his Bachelors of Science degree at the American University of Beirut and Doctorate in Medicine at the University of Tennessee. He is a Diplomate of the American Board of Psychiatry and Neurology in Psychiatry and Diplomate of the American Board of Geriatrics.
Dr. Nirav Patel
Dr. Nirav Patel has collaborated with CNS since 2008 as a Principal and Sub-Investigator focusing on Neurological studies. He has extensive phase I-IV research experience with neurological disorders such as migraines, Parkinson’s disease, Alzheimer’s disease, dementia, multiple sclerosis, post-stroke spasticity and diabetic neuropathy. Dr. Patel is Board Certified from the American Board of Psychiatry and Neurology and the National Board of Medical Examiners Parts I & II. He is affiliated with the Los Angeles Society of Neurological Sciences, the Los Angeles County Medical Association and the American Academy of Neurology. Additionally, Dr. Patel serves as Medical Director of the Stroke Center at Los Alamitos Medical Center and is a part of the Clinical Faculty in the Department of Neurology at Harbor–UCLA Medical Center. He was the former Chief Resident in the Department of Neurology at Harbor-UCLA Medical Center and is a Private Practitioner at Southland Neurologic Associates. Having received his Bachelors of Science in Biomedical Sciences at University of California, Riverside, Dr. Patel then attended the University of California at Los Angeles School of Medicine and went on to complete his residency at Harbor-UCLA Medical Center in Torrance.
Omid Omidvar, M.D.
Dr. Omid Omidvar has collaborated with CNS since 2008 as a Principal and Sub-Investigator. He is board-certified in Neurology and has contributed to more than 80 Neurological studies. Dr. Omidvar is a member of the American Academy of Neurology as well as the California Medical Association. He is affiliated with Los Alamitos Medical Center and has practiced privately at Southland Neurologic Associates in Long Beach, California for over 10 years. Dr. Omid Omidvar has collaborated with CNS since 2008 as a Principal and Sub-Investigator. He is board-certified in Neurology and has contributed to more than 80 Neurological studies. Dr. Omidvar is a member of the American Academy of Neurology as well as the California Medical Association. He is affiliated with Los Alamitos Medical Center and has practiced privately at Southland Neurologic Associates in Long Beach, California for over 10 years. Dr. Omidvar received his medical degree, Diplôme d’État de Docteur en Médicine from Faculte de Medecine de Rouen, France. After finishing his residency in Neurology at the Harbor-UCLA Medical Center, he later served as the department’s Chief Resident. Dr. Omidvar currently serves as an Assistant Clinical Professor at the David Geffen School of Medicine at UCLA and is the Co-Medical Director of the MemorialCare Rehabilitation Institute at Long Beach Memorial Hospital.
Steven Reynolds, D.O.
Dr. Reynolds has served as Principal Investigator at CNS since 2010. His specialty being trials in General Health indications including type 2 diabetes, diabetic neuropathy, asthma, irritable bowel syndrome, high cholesterol and Crohn’s disease. Dr. Reynolds has practiced Family Medicine since 1995 and is currently in private practice with Family Health Care of Long Beach. He maintains a position as Associate Professor at the University of Irvine College of Medicine and also acts as a Police Surgeon and Consultant for the City of Long Beach Police Department. Dr. Reynolds obtained his medical degree at Midwestern University, Chicago College of Osteopathic Medicine and holds an undergraduate degree in Microbiology from San Diego State University. He is Board Certified with the American Board of Family Practice and is a member of the American College of Occupational and Environmental Medicine. Dr. Reynolds holds affiliations with Long Beach Memorial Medical Center, Miller Children’s Hospital and Memorial Women’s Hospital.
Lara Shirikjian, D.O.
Dr. Shirikjian has been a Principal Investigator with CNS Network since 2014. Soon after graduating UCLA with a Bachelors Degree in International Development Studies she began to work at CNS Network as a research assistant. She attended Medical School at Western University and completed her Residency at Harbor UCLA, one of the busiest psychiatric facilities in the nation. She was Chief Resident at Harbor UCLA and her strong training has been an asset to CNS Network. She is a Diplomate of the American Board of Psychiatry and Neurology. She has been an Investigator for over a hundred clinical trials for various indications including Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Post Traumatic Stress Disorder, Generalized Anxiety Disorder, Fibromyalgia, Attention Deficit Hyperactivity Disorder, Parkinson’s Disease Depression, Insomnia, Migraine Headaches, and Smoking Cessation.
Haig Goenjian M.D.
Dr. Haig Goenjian is one of the principal investigators at CNS. He has been investigating CNS and Healthy Volunteer trials since 2015. His experience with CNS began as early as 2006 as a research assistant, which led to his full dedication to clinical trials. Dr. Goenjian received his BA in philosophy at UCLA, his M.D. at Tulane University, and subsequently completed his residency training in psychiatry at Harbor UCLA. In addition to his role as an investigator, Dr. Goenjian also continues to work in multiple clinical settings including telepsychiatry and inpatient psychiatric services.
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