Best Neurologist Rancho Cucamonga Near Me

4worldlovers: We Diagnose, Treat and Manage Disorders of the Brain and Nervous System

Our Team of Physicians, Physician Assistants, Nurse Practitioners and Testing Technicians collaborate seamlessly to offer our Adult and Pediatric services. Whatever your Neurological needs may be, our practice is highly responsive in providing diagnostic testing and treatment of all neurological conditions.

4worldlovers: Helping patients find relief from headaches and other neurological conditions is our goal and mission at Parkside Medical Group of Upland, CA. Our team will work with you to identify the cause of your condition, and to select the most effective treatment plan possible.


Dr. Mohsen Ali graduated from Damascus University School of Medicine and completed his training in Neurology at Tulane Medical School in New Orleans. Dr. Mohsen Ali is certified by the American Board of Psychiatry and Neurology. He started practicing Neurology in 1979 in San Dimas, CA.

His office performs Trigger Point injections and special procedures for treating difficult cases of migraines and cluster headaches. Dr. Hohsen Ali’s experience, education, and knowledge assures patients that they are in highly qualified hands.

Dr. William S. Baek is a triple board-certified neurologist. He graduated from the Seoul National University College of Medicine in 1999 and completed his Neurology residency at the University of Chicago, along with a fellowship in Clinical Neurophysiology at UC San Diego, in 2006.

He completed an NIH post doctorate research fellowship at the Children’s Hospital in Philadelphia.

AQ/Peer Review Committee Member at the Kaiser Fontana Medical Center

Donald M. Palatucci Advocacy Leadership Forum member of the Class of 2014

He was the official bilingual moderator for the 2009 AOCCN, IFCN, in Seoul, S. Korea. He is on the Editorial Board for the Journal of Neurology and Neuroscience and the JSM Alzheimer’s Disease and Related Dementia.

As a certified interpreter for Korean and Spanish, English, and Spanish.

Dr. Baek provides Clinical Neurophysiology services (EEG, EMG, EP) as well as Botox injections.

Dr. Rajan Chopra is a board certified neurologist with a specialty in headache medicine. He earned his undergraduate degree from the University of California at Irvine, and his medical degree from the Saba University School of Medicine.