Overview
William Baek is a Neurologist practicing medicine in Upland, California.
His clinical expertise encompasses Excessive Daytime Sleepiness, Alzheimer's Disease, Multiple Sclerosis (MS), and Narcolepsy.
He is actively involved in clinical research, co-authoring 5 peer reviewed articles.
Specialties
Licenses
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- MEDICARE MAPD
- MEDICARE SNP
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
Accepted plan types not found. Please verify directly with the provider.
- EPO
- HMO
- PPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- INSURANCE PLAN
- MEDICARE MAPD
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1310 San Bernardino Rd Ste 102, Upland, CA 91786
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
UC Irvine Medical Center
Dr. Tahseen Mozaffar is a Professor of Neurology, Orthopaedic Surgery and Pathology and Laboratory Medicine at University of California, Irvine. He is the Director of the UC Irvine-MDA ALS and Neuromuscular Center and the Director of the Division of Neuromuscular Diseases. Dr. Mozaffar serves as chair of one of the biomedical committees and the institutional liaison for Trials Innovation Hub for the Center for Translational Sciences Award (CTSA) at University of California, Irvine. He is the Principal Investigator for UCI-NEXT, the NeuroNEXT award to the University of California, Irvine, one of 25 such NeuroNEXT sites funded by the NINDS/NIH.. Dr. Mozaffar is highly rated in 31 conditions, according to our data. His clinical expertise encompasses Pompe Disease, Inclusion Body Myositis, Myositis, Limb-Girdle Muscular Dystrophy, and Thymectomy. Dr. Mozaffar is board certified in Board Certification In Neurology, 1996-2026, Board Certification In Neuromuscular Medicine, 2008-2028, and Board Certification In Clinical Neuromuscular Pathology, 2015 - 2025.
UCLA Health Bowyer Oncology Center
Timothy Cloughesy is a Neurologist practicing medicine in Los Angeles, California. Dr. Cloughesy is highly rated in 21 conditions, according to our data. His clinical expertise encompasses Glioblastoma, Astrocytoma, Glioma, and Brain Tumor.
Office
Susan Perlman is a Neurologist practicing medicine in Los Angeles, California. Dr. Perlman is highly rated in 53 conditions, according to our data. Her clinical expertise encompasses Spinocerebellar Ataxia, Friedreich Ataxia, Drug Induced Dyskinesia, and Olivopontocerebellar Atrophy.
Frequently Asked Questions about Dr. William Baek
How do I make an appointment with Dr. William Baek?
You can book an appointment with Dr. William Baek by calling their office at 909-608-2008. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. William Baek a top-rated expert for Excessive Daytime Sleepiness?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. William Baek is classified as an Experienced expert for Excessive Daytime Sleepiness, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. William Baek specialize in?
While Dr. William Baek is a Neurology, they have specific expertise in Excessive Daytime Sleepiness, Alzheimer's Disease, and Multiple Sclerosis (MS). MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Neurology.
Does Dr. William Baek participate in research or clinical trials?
Yes. Dr. William Baek has published 5 articles and abstracts on conditions like Excessive Daytime Sleepiness. You can view a list of Dr. William Baek's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. William Baek accept my insurance?
Dr. William Baek accepts most major insurance plans, including Aetna and Alignment Health Plan. We recommend calling the office directly at 909-608-2008 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- Alzheimer's DiseaseDr. Baek isExperienced. Learn about Alzheimer's Disease.
- Autism Spectrum DisorderDr. Baek isExperienced. Learn about Autism Spectrum Disorder.
- Excessive Daytime SleepinessDr. Baek isExperienced. Learn about Excessive Daytime Sleepiness.
- Frontotemporal DementiaDr. Baek isExperienced. Learn about Frontotemporal Dementia.
- Memory LossDr. Baek isExperienced. Learn about Memory Loss.
- Movement DisordersDr. Baek isExperienced. Learn about Movement Disorders.