The 20 Best Microscopic Polyangiitis Doctors Near Me in Ontario, CA

Find the Top Microscopic Polyangiitis Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 24 doctor with experience in Microscopic Polyangiitis near Ontario, CA. Of these, 20 are Experienced, 2 are Advanced and 2 are Distinguished.

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24 providers found
    Distinguished in Microscopic Polyangiitis

    Nader A. Khalidi
    Distinguished in Microscopic Polyangiitis

    Nader A. Khalidi
    St Joseph's Hospital, 
    Hamilton, ON, CA 

    Nader Khalidi practices practicing medicine in Hamilton, Canada. Mr. Khalidi is rated as a Distinguished expert by MediFind in the treatment of Microscopic Polyangiitis. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Vasculitis, Granulomatosis with Polyangiitis, Temporal Arteritis, and Giant Cell Arteritis (GCA).

    Distinguished in Microscopic Polyangiitis

    Pooneh Pordeli
    Distinguished in Microscopic Polyangiitis

    Pooneh Pordeli
    Mississauga, ON, CA 

    Pooneh Pordeli practices practicing medicine in Mississauga, Canada. Pordeli is rated as a Distinguished expert by MediFind in the treatment of Microscopic Polyangiitis. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Microscopic Polyangiitis, Granulomatosis with Polyangiitis, Vasculitis, and Acute Interstitial Pneumonia.

    Advanced in Microscopic Polyangiitis

    Rae S. Yeung
    Advanced in Microscopic Polyangiitis

    Rae S. Yeung
    Toronto, ON, CA 

    Rae Yeung practices practicing medicine in Toronto, Canada. Ms. Yeung is rated as an Advanced expert by MediFind in the treatment of Microscopic Polyangiitis. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Kawasaki Disease, Juvenile Idiopathic Arthritis (JIA), Multisystem Inflammatory Syndrome in Children (MIS-C), and Vasculitis.

    Learn about our expert tiers
    Advanced in Microscopic Polyangiitis

    Mats L. Junek
    Advanced in Microscopic Polyangiitis

    Mats L. Junek
    St Joseph's Hospital, 
    Hamilton, ON, CA 

    Mats Junek practices practicing medicine in Hamilton, Canada. Mr. Junek is rated as an Advanced expert by MediFind in the treatment of Microscopic Polyangiitis. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Vasculitis, Temporal Arteritis, Giant Cell Arteritis (GCA), and Juvenile Temporal Arteritis.

    Experienced in Microscopic Polyangiitis

    Lillian J. Barra
    Experienced in Microscopic Polyangiitis

    Lillian J. Barra

    St. Joseph's Health Care London

    London, ON, CA 

    Lillian Barra practices practicing medicine in London, Canada. Ms. Barra is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Vasculitis, Takayasu Arteritis, Rheumatoid Arthritis (RA), and Temporal Arteritis.

    Experienced in Microscopic Polyangiitis

    Nataliya Milman
    Experienced in Microscopic Polyangiitis

    Nataliya Milman
    1967 Riverside Drive, 
    Ottawa, ON, CA 

    Nataliya Milman practices practicing medicine in Ottawa, Canada. Ms. Milman is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Vasculitis, Temporal Arteritis, Giant Cell Arteritis (GCA), and Takayasu Arteritis.

    Experienced in Microscopic Polyangiitis

    Andrea S. Doria
    Experienced in Microscopic Polyangiitis

    Andrea S. Doria
    555 University Avenue, 
    Toronto, ON, CA 

    Andrea Doria practices practicing medicine in Toronto, Canada. Ms. Doria is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. She is also highly rated in 41 other conditions, according to our data. Her clinical expertise encompasses Systemic Lupus Erythematosus (SLE), Lupus Nephritis, Glomerulonephritis, Appendectomy, and Kidney Transplant.

    Experienced in Microscopic Polyangiitis

    Roberta A. Berard
    Experienced in Microscopic Polyangiitis

    Roberta A. Berard
    D.L. Bartley, 
    London, ON, CA 

    Roberta Berard practices practicing medicine in London, Canada. Ms. Berard is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Juvenile Idiopathic Arthritis (JIA), Arthritis, TNF Receptor-Associated Periodic Syndrome, Multisystem Inflammatory Syndrome in Children (MIS-C), and Osteotomy.

    Experienced in Microscopic Polyangiitis

    Michael A. Rudnicki
    Experienced in Microscopic Polyangiitis

    Michael A. Rudnicki
    501 Smyth Road, K1H 8L6, 
    Ottawa, ON, CA 

    Michael Rudnicki practices practicing medicine in Ottawa, Canada. Mr. Rudnicki is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Membranoproliferative Glomerulonephritis, Glomerulonephritis, Hypertension, Kidney Transplant, and Pancreas Transplant.

    Experienced in Microscopic Polyangiitis

    Jocelyn S. Garland
    Experienced in Microscopic Polyangiitis

    Jocelyn S. Garland
    Kingston, ON, CA 

    Jocelyn Garland practices practicing medicine in Kingston, Canada. Ms. Garland is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses D-Plus Hemolytic Uremic Syndrome, D-Minus Hemolytic Uremic Syndrome, Hemolytic-Uremic Syndrome, and HELLP Syndrome.

    Experienced in Microscopic Polyangiitis

    Tanveer E. Towheed
    Experienced in Microscopic Polyangiitis

    Tanveer E. Towheed
    Kingston, ON, CA 

    Tanveer Towheed practices practicing medicine in Kingston, Canada. Mr. Towheed is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Osteoporosis, Fibromyalgia, Arthritis, and Fractured Spine.

    Experienced in Microscopic Polyangiitis

    Michelle A. Hladunewich
    Experienced in Microscopic Polyangiitis

    Michelle A. Hladunewich
    Toronto, ON, CA 

    Michelle Hladunewich practices practicing medicine in Toronto, Canada. Ms. Hladunewich is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Glomerulonephritis, Focal Segmental Glomerulosclerosis, Membranous Nephropathy, IgA Nephropathy, and Kidney Transplant.

    Experienced in Microscopic Polyangiitis

    Naoto Hirano
    Experienced in Microscopic Polyangiitis

    Naoto Hirano
    Toronto, ON, CA 

    Naoto Hirano practices practicing medicine in Toronto, Canada. Mr. Hirano is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. His clinical expertise encompasses Melanoma, Graft Versus Host Disease (GvHD), and Microscopic Polyangiitis.

    Experienced in Microscopic Polyangiitis

    Arrti A. Bhasin
    Experienced in Microscopic Polyangiitis

    Arrti A. Bhasin
    ON, CA 

    Arrti Bhasin practices practicing medicine in Canada. Bhasin is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. Their clinical expertise encompasses IgA Nephropathy, Microscopic Polyangiitis, and Diarrhea.

    Experienced in Microscopic Polyangiitis

    Ronald M. Laxer
    Experienced in Microscopic Polyangiitis

    Ronald M. Laxer
    Toronto, ON, CA 

    Ronald Laxer practices practicing medicine in Toronto, Canada. Mr. Laxer is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Chronic Recurrent Multifocal Osteomyelitis, Localized Scleroderma, Osteomyelitis in Children, Osteomyelitis, and Tissue Biopsy.

    Experienced in Microscopic Polyangiitis

    Natasha A. Jawa
    Experienced in Microscopic Polyangiitis

    Natasha A. Jawa
    Kingston, ON, CA 

    Natasha Jawa practices practicing medicine in Kingston, Canada. Ms. Jawa is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. Her clinical expertise encompasses Acute Kidney Failure, Chronic Kidney Disease, High Potassium Level, Nephrotic Syndrome, and Kidney Transplant.

    Experienced in Microscopic Polyangiitis

    Heather N. Reich
    Experienced in Microscopic Polyangiitis

    Heather N. Reich
    585 University Avenue, 
    Toronto, ON, CA 

    Heather Reich practices practicing medicine in Toronto, Canada. Ms. Reich is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Glomerulonephritis, IgA Nephropathy, Membranous Nephropathy, Focal Segmental Glomerulosclerosis, and Kidney Transplant.

    Experienced in Microscopic Polyangiitis

    Ciaran M. Duffy
    Experienced in Microscopic Polyangiitis

    Ciaran M. Duffy
    401 Smyth Road, 
    Ottawa, ON, CA 

    Ciaran Duffy practices practicing medicine in Ottawa, Canada. Duffy is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Juvenile Idiopathic Arthritis (JIA), Arthritis, Obesity, and Eclampsia.

    Experienced in Microscopic Polyangiitis

    Jinyi Zhang
    Experienced in Microscopic Polyangiitis

    Jinyi Zhang
    Mount Sinai Hospital, 
    Toronto, ON, CA 

    Jinyi Zhang practices practicing medicine in Toronto, Canada. Zhang is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. Their clinical expertise encompasses Microscopic Polyangiitis.

    Experienced in Microscopic Polyangiitis

    Frederic Lefebvre
    Experienced in Microscopic Polyangiitis

    Frederic Lefebvre
    Mount Sinai Hospital, University Of Toronto. 60 Murray Street, 
    Toronto, ON, CA 

    Frederic Lefebvre practices practicing medicine in Toronto, Canada. Mr. Lefebvre is rated as an Experienced expert by MediFind in the treatment of Microscopic Polyangiitis. His clinical expertise encompasses Takayasu Arteritis, Vasculitis, Scleroderma, and Myositis.

    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 24

    Last Updated: 04/28/2026

    What is the definition of Microscopic Polyangiitis?

    Microscopic polyangiitis (MPA) is a disorder that causes blood vessel inflammation (vasculitis), which can lead to organ damage. The kidneys, lungs, nerves, skin, and joints are the most commonly affected areas of the body. MPA is diagnosed in people of all ages, all ethnicities, and both genders. The cause of this disorder is unknown.

    When should I see a Microscopic Polyangiitis 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 Microscopic Polyangiitis 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 Microscopic Polyangiitis doctor in Ontario, CA?

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

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    How does MediFind rank Microscopic Polyangiitis 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 Microscopic Polyangiitis 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 Microscopic Polyangiitis 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 Microscopic Polyangiitis doctor search results page. 

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

    Look for the filter feature on the left side of the Microscopic Polyangiitis 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 Microscopic Polyangiitis doctor that offers video calls?

    Look for the filter feature on the left-side of the Microscopic Polyangiitis 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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