The 20 Best Drowsiness Doctors Near Me in Ontario, CA

Find the Top Drowsiness Experts and Specialists

Last Updated: 11/08/2026

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MediFind found 51 doctor with experience in Drowsiness near Ontario, CA. Of these, 44 are Experienced, 6 are Advanced and 1 are Distinguished.

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51 providers found
    Distinguished in Drowsiness
    Distinguished in Drowsiness
    Referral may be required
    25 Harbord St, 
    Toronto, ON, CA 

    John Peever practices practicing medicine in Toronto, Canada. Mr. Peever is rated as a Distinguished expert by MediFind in the treatment of Drowsiness. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Narcolepsy, Drowsiness, Sleep Paralysis, and Excessive Daytime Sleepiness.

    Advanced in Drowsiness
    Advanced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Jimmy Fraigne practices practicing medicine in Toronto, Canada. Mr. Fraigne is rated as an Advanced expert by MediFind in the treatment of Drowsiness. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Narcolepsy and Drowsiness.

    Advanced in Drowsiness
    Advanced in Drowsiness
    Referral may be required
    30 Bond Street, M5B 1W8, 
    Toronto, ON, CA 

    Han Yan practices practicing medicine in Toronto, Canada. Yan is rated as an Advanced expert by MediFind in the treatment of Drowsiness. They are also highly rated in 5 other conditions, according to our data. Their clinical expertise encompasses Narcolepsy, Drowsiness, Choroid Plexus Cyst, Deep Brain Stimulation, and Rhizotomy.

    Learn about our expert tiers
    Advanced in Drowsiness
    Advanced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Mortimer Mamelak practices practicing medicine in Toronto, Canada. Mr. Mamelak is rated as an Advanced expert by MediFind in the treatment of Drowsiness. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Narcolepsy, Drowsiness, Alzheimer's Disease, and Parkinson's Disease.

    Advanced in Drowsiness
    Advanced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Sheida Zolfaghari practices practicing medicine in Toronto, Canada. Ms. Zolfaghari is rated as an Advanced expert by MediFind in the treatment of Drowsiness. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses SHORT Syndrome, Restless Legs Syndrome, Excessive Daytime Sleepiness, and Drowsiness.

    Advanced in Drowsiness
    Advanced in Drowsiness
    Referral may be required
    555 University Avenue, 
    Toronto, ON, CA 

    Indra Narang practices practicing medicine in Toronto, Canada. Ms. Narang is rated as an Advanced expert by MediFind in the treatment of Drowsiness. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Obstructive Sleep Apnea, Central Sleep Apnea, Obesity in Children, Obesity, and Adenoidectomy.

    Advanced in Drowsiness
    Advanced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Arpita Parmar practices practicing medicine in Toronto, Canada. Ms. Parmar is rated as an Advanced expert by MediFind in the treatment of Drowsiness. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Narcolepsy, Drowsiness, Excessive Daytime Sleepiness, ADULT Syndrome, and Liver Transplant.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    401 Smyth Road, K1H 8KL, 
    Ottawa, ON, CA 

    Sherri Katz practices practicing medicine in Ottawa, Canada. Ms. Katz is rated as an Experienced expert by MediFind in the treatment of Drowsiness. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Obstructive Sleep Apnea, Cramp-Fasciculation Syndrome, Becker Muscular Dystrophy, Adenoidectomy, and Heart Transplant.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    College Street, 
    Toronto, ON, CA 

    Seithikurippu Perumal-Pandi practices practicing medicine in Toronto, Canada. Perumal-Pandi is rated as an Experienced expert by MediFind in the treatment of Drowsiness. They are also highly rated in 6 other conditions, according to our data. Their clinical expertise encompasses Milia, Insomnia, Obstructive Sleep Apnea, and Excessive Daytime Sleepiness.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Alene Toulany practices practicing medicine in Toronto, Canada. Ms. Toulany is rated as an Experienced expert by MediFind in the treatment of Drowsiness. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Obesity in Children, Severe Acute Respiratory Syndrome (SARS), COVID-19, and Narcolepsy.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    1 Kings College Circle, M5S 1A8, 
    Toronto, ON, CA 

    Richard Horner practices practicing medicine in Toronto, Canada. Mr. Horner is rated as an Experienced expert by MediFind in the treatment of Drowsiness. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Obstructive Sleep Apnea, Cerebral Hypoxia, Narcolepsy, and Drowsiness.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    1 King's College Circle, 
    Toronto, ON, CA 

    Shelley Forrest practices practicing medicine in Toronto, Canada. Forrest is rated as an Experienced expert by MediFind in the treatment of Drowsiness. They are also highly rated in 12 other conditions, according to our data. Their clinical expertise encompasses Supranuclear Ophthalmoplegia, Progressive Supranuclear Palsy, Progressive Supranuclear Palsy Atypical, and Corticobasal Degeneration.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Shelly Weiss practices practicing medicine in Toronto, Canada. Weiss is rated as an Experienced expert by MediFind in the treatment of Drowsiness. They are also highly rated in 9 other conditions, according to our data. Their clinical expertise encompasses West Syndrome, Epilepsy, Epilepsy in Children, Endovascular Embolization, and Deep Brain Stimulation.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    60 Leonard Avenue, 
    Toronto, ON, CA 

    Anthony Lang practices practicing medicine in Toronto, Canada. Mr. Lang is rated as an Experienced expert by MediFind in the treatment of Drowsiness. He is also highly rated in 50 other conditions, according to our data. His clinical expertise encompasses Movement Disorders, Parkinson's Disease, Progressive Supranuclear Palsy Atypical, Progressive Supranuclear Palsy, and Deep Brain Stimulation.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Allison Zweerink practices practicing medicine in Toronto, Canada. Zweerink is rated as an Experienced expert by MediFind in the treatment of Drowsiness. Their clinical expertise encompasses Central Sleep Apnea, Sleep Paralysis, Narcolepsy, and Drowsiness.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Denise Belsham practices practicing medicine in Toronto, Canada. Ms. Belsham is rated as an Experienced expert by MediFind in the treatment of Drowsiness. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Obesity, Necrosis, Narcolepsy, and Drowsiness.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    555 University Ave, 
    Toronto, ON, CA 

    Daphne Korczak practices practicing medicine in Toronto, Canada. Ms. Korczak is rated as an Experienced expert by MediFind in the treatment of Drowsiness. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Bipolar Disorder (BPD), COVID-19, Severe Acute Respiratory Syndrome (SARS), and Anorexia.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Victoria Marshe practices practicing medicine in Toronto, Canada. Ms. Marshe is rated as an Experienced expert by MediFind in the treatment of Drowsiness. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Major Depression, Drowsiness, Alzheimer's Disease, and Dementia.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    Toronto, ON, CA 

    Linor Berezin practices practicing medicine in Toronto, Canada. Berezin is rated as an Experienced expert by MediFind in the treatment of Drowsiness. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Hypervitaminosis D, Cerebral Hypoxia, Long Haul COVID, and Obstructive Sleep Apnea.

    Experienced in Drowsiness
    Experienced in Drowsiness
    Referral may be required
    University Health Network And Mount Sinai Hospital Department Of Medicine, 
    Toronto, ON, CA 

    Tag Bradley practices practicing medicine in Toronto, Canada. Mr. Bradley is rated as an Experienced expert by MediFind in the treatment of Drowsiness. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Central Sleep Apnea, Obstructive Sleep Apnea, Excessive Daytime Sleepiness, and Heart Failure.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 51

    Last Updated: 11/08/2026

    What is the definition of Drowsiness?

    Drowsiness refers to feeling more sleepy than normal during the day. People who are drowsy may fall asleep when they do not want to or at times which can lead to safety concerns.

    When should I see a Drowsiness doctor in Ontario, CA?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Drowsiness doctor in Ontario, CA?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best Drowsiness doctor in Ontario, CA?

    You can find a Drowsiness doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Drowsiness doctors in Ontario, CA?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Drowsiness doctors in Ontario, CA?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Drowsiness doctor in Ontario, CA?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Drowsiness doctor search results page. 

    Why is it important to get a second opinion from a different Drowsiness doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Drowsiness doctor in Ontario, CA?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Drowsiness doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Drowsiness doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Drowsiness doctors in Ontario, CA?

    Look for the filter feature on the left side of the Drowsiness doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Drowsiness doctor that offers video calls?

    Look for the filter feature on the left-side of the Drowsiness doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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