The 20 Best Graves Disease Doctors Near Me in Ontario, CA

Find the Top Graves Disease Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 21 doctor with experience in Graves Disease near Ontario, CA. Of these, 20 are Experienced and 1 are Advanced.

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21 providers found
    Advanced in Graves Disease

    Sajad Moshkelgosha
    Advanced in Graves Disease

    Sajad Moshkelgosha
    Referral may be required
    Toronto, ON, CA 

    Sajad Moshkelgosha practices practicing medicine in Toronto, Canada. Mr. Moshkelgosha is rated as an Advanced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Chemosis, Bronchiolitis Obliterans, Graves Disease, Lung Transplant, and Bone Marrow Transplant.

    Experienced in Graves Disease

    Edsel B. Ing
    Experienced in Graves Disease

    Edsel B. Ing
    Referral may be required
    650 Sammon Avenue, K306, 
    Toronto, ON, CA 

    Edsel Ing practices practicing medicine in Toronto, Canada. Mr. Ing is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Giant Cell Arteritis (GCA), Temporal Arteritis, Juvenile Temporal Arteritis, Vasculitis, and Cataract Removal.

    Experienced in Graves Disease

    David R. Jordan
    Experienced in Graves Disease

    David R. Jordan
    Referral may be required
    Ottawa, ON, CA 

    David Jordan practices practicing medicine in Ottawa, Canada. Mr. Jordan is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Chalazion, Oculopharyngeal Muscular Dystrophy, Ptosis, and Strabismus.

    Learn about our expert tiers
    Experienced in Graves Disease

    Stan M. Van Uum
    Experienced in Graves Disease

    Stan M. Van Uum
    Referral may be required
    St. Joseph's Hospital, 
    London, ON, CA 

    Stan Van Uum practices practicing medicine in London, Canada. Mr. Van Uum is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Acromegaloid Facial Appearance Syndrome, Hypertrichosis-Acromegaloid Facial Appearance Syndrome, Acromegaly, Hormone Replacement Therapy (HRT), and Endoscopic Transnasal Transsphenoidal Surgery.

    Experienced in Graves Disease

    Chris Zajner
    Experienced in Graves Disease

    Chris Zajner
    Referral may be required
    ON, CA 

    Chris Zajner practices practicing medicine in Canada. Mr. Zajner is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Retinal Detachment, Endophthalmitis, Graves Disease, Vitrectomy, and Deep Brain Stimulation.

    Experienced in Graves Disease

    Nancy Cardinez
    Experienced in Graves Disease

    Nancy Cardinez
    Referral may be required
    Toronto, ON, CA 

    Nancy Cardinez practices practicing medicine in Toronto, Canada. Ms. Cardinez is rated as an Experienced expert by MediFind in the treatment of Graves Disease. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Type 1 Diabetes (T1D), Diabetic Neuropathy, Type 2 Diabetes (T2D), and Graves Disease.

    Experienced in Graves Disease

    Lulu D. Bursztyn
    Experienced in Graves Disease

    Lulu D. Bursztyn
    Referral may be required
    London, ON, CA 

    Lulu Bursztyn practices practicing medicine in London, Canada. Bursztyn is rated as an Experienced expert by MediFind in the treatment of Graves Disease. Their clinical expertise encompasses Retinal Artery Occlusion, Giant Cell Arteritis (GCA), Temporal Arteritis, Gumma, and Cataract Removal.

    Experienced in Graves Disease

    Navdeep Nijhawan
    Experienced in Graves Disease

    Navdeep Nijhawan
    Referral may be required
    Toronto, ON, CA 

    Navdeep Nijhawan practices practicing medicine in Toronto, Canada. Nijhawan is rated as an Experienced expert by MediFind in the treatment of Graves Disease. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Thyroid Eye Disease, Ectropion, Eyelid Drooping, and Blocked Tear Duct.

    Experienced in Graves Disease

    James H. Oestreicher
    Experienced in Graves Disease

    James H. Oestreicher
    Referral may be required
    Toronto, ON, CA 

    James Oestreicher practices practicing medicine in Toronto, Canada. Mr. Oestreicher is rated as an Experienced expert by MediFind in the treatment of Graves Disease. His clinical expertise encompasses Ptosis, Chalazion, Graves Disease, and Hyperthyroidism.

    Experienced in Graves Disease

    Bruce A. Perkins
    Experienced in Graves Disease

    Bruce A. Perkins
    Referral may be required
    585 University Ave, 8N-845, M5G 2N2, 
    Toronto, ON, CA 

    Bruce Perkins practices practicing medicine in Toronto, Canada. Mr. Perkins is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Type 1 Diabetes (T1D), Diabetic Ketoacidosis, Diabetic Neuropathy, and Sensorimotor Polyneuropathy.

    Experienced in Graves Disease

    Dan D. Deangelis
    Experienced in Graves Disease

    Dan D. Deangelis
    Referral may be required
    Toronto, ON, CA 

    Dan Deangelis practices practicing medicine in Toronto, Canada. Mr. Deangelis is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Periorbital Cellulitis, Orbital Cellulitis, Ptosis, and Orbital Pseudotumor.

    Experienced in Graves Disease

    Edward A. Margolin
    Experienced in Graves Disease

    Edward A. Margolin
    Referral may be required
    1 King's College Circle, 
    Toronto, ON, CA 

    Edward Margolin practices practicing medicine in Toronto, Canada. Mr. Margolin is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Papilledema, Cavernous Sinus Thrombosis, Increased Intracranial Pressure, Stent Placement, and Salpingo-Oophorectomy.

    Experienced in Graves Disease

    Leigh J. Sowerby
    Experienced in Graves Disease

    Leigh J. Sowerby
    Referral may be required
    London, ON, CA 

    Leigh Sowerby practices practicing medicine in London, Canada. Sowerby is rated as an Experienced expert by MediFind in the treatment of Graves Disease. They are also highly rated in 7 other conditions, according to our data. Their clinical expertise encompasses Nasal Polyps, Sinusitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Septoplasty, and Endoscopy.

    Experienced in Graves Disease

    Trishal Patel-Jeeva
    Experienced in Graves Disease

    Trishal Patel-Jeeva
    Referral may be required
    Toronto, ON, CA 

    Trishal Patel-Jeeva practices practicing medicine in Toronto, Canada. Patel-Jeeva is rated as an Experienced expert by MediFind in the treatment of Graves Disease. They are also highly rated in 5 other conditions, according to our data. Their clinical expertise encompasses Alpers-Huttenlocher Syndrome, Tumefactive Multiple Sclerosis, Congenital Microcoria, and Pelizaeus-Merzbacher Disease.

    Experienced in Graves Disease

    Dr. Michael P. Fralick
    Experienced in Graves Disease

    Dr. Michael P. Fralick
    Referral may be required
    30 Bond Street, 
    Toronto, ON, CA 
    416-360-4000
    Languages Spoken:
    English

    Michael Fralick practices practicing medicine in Toronto, Canada. Dr. Fralick is rated as an Experienced provider by MediFind in the treatment of Graves Disease. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Diabetic Ketoacidosis, COVID-19, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Patent Foramen Ovale Repair.

    Experienced in Graves Disease

    Erind Alushaj
    Experienced in Graves Disease

    Erind Alushaj
    Referral may be required
    Kingston, ON, CA 

    Erind Alushaj practices practicing medicine in Kingston, Canada. Alushaj is rated as an Experienced expert by MediFind in the treatment of Graves Disease. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Parkinson's Disease, Movement Disorders, Thyroid Eye Disease, and Graves Disease.

    Experienced in Graves Disease

    Ari B. Cuperfain
    Experienced in Graves Disease

    Ari B. Cuperfain
    Referral may be required
    Stem Cell Club, 
    Toronto, ON, CA 

    Ari Cuperfain practices practicing medicine in Toronto, Canada. Mr. Cuperfain is rated as an Experienced expert by MediFind in the treatment of Graves Disease. His clinical expertise encompasses Bipolar Disorder (BPD), Graves Disease, Hyperthyroidism, and Schizophrenia.

    Experienced in Graves Disease

    Matthew Patel
    Experienced in Graves Disease

    Matthew Patel
    Referral may be required
    Toronto, ON, CA 

    Matthew Patel practices practicing medicine in Toronto, Canada. Mr. Patel is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Thyrotoxic Periodic Paralysis, Sarcoidosis, Methemoglobinemia, and Low Potassium Level.

    Experienced in Graves Disease

    Shereen Khattab
    Experienced in Graves Disease

    Shereen Khattab
    Referral may be required
    1 King's College Circle, 
    Toronto, ON, CA 

    Shereen Khattab practices practicing medicine in Toronto, Canada. Ms. Khattab is rated as an Experienced expert by MediFind in the treatment of Graves Disease. Her clinical expertise encompasses Amenorrhea, Prolactinoma, Adenomyosis, and Hypogonadotropic Hypogonadism.

    Experienced in Graves Disease

    Brendan K. Tao
    Experienced in Graves Disease

    Brendan K. Tao
    Referral may be required
    Toronto, ON, CA 

    Brendan Tao practices practicing medicine in Toronto, Canada. Mr. Tao is rated as an Experienced expert by MediFind in the treatment of Graves Disease. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Endophthalmitis, Increased Intracranial Pressure, Papilledema, Vitrectomy, and Trabeculectomy.

    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 21

    Last Updated: 06/30/2026

    What is the definition of Graves Disease?

    Graves disease is an autoimmune disease that leads to an overactive thyroid gland (hyperthyroidism). An autoimmune disease is a condition that occurs when the immune system mistakenly attacks healthy tissue.

    When should I see a Graves Disease 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 Graves Disease 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 Graves Disease doctor in Ontario, CA?

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

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    How does MediFind rank Graves Disease 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 Graves Disease 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 Graves Disease 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 Graves Disease doctor search results page. 

    Why is it important to get a second opinion from a different Graves Disease 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 Graves Disease 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 Graves Disease 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 Graves Disease 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 Graves Disease doctors in Ontario, CA?

    Look for the filter feature on the left side of the Graves Disease 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 Graves Disease doctor that offers video calls?

    Look for the filter feature on the left-side of the Graves Disease 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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