The 20 Best Vitamin B12 Deficiency Doctors in Canada

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 38 doctor with experience in Vitamin B12 Deficiency near Canada. Of these, 28 are Experienced, 8 are Advanced and 2 are Distinguished.

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38 providers found
    Distinguished in Vitamin B12 Deficiency

    Nafisa M. Jadavji
    Distinguished in Vitamin B12 Deficiency

    Nafisa M. Jadavji
    Referral may be required
    1125 Colonel By Drive, 
    Ottawa, ON, CA 

    Nafisa Jadavji practices practicing medicine in Ottawa, Canada. Ms. Jadavji is rated as a Distinguished expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Homocystinuria due to MTHFR Deficiency, Folate Deficiency, Vitamin B12 Deficiency, and Homocystinuria.

    Distinguished in Vitamin B12 Deficiency

    Nancy Presse
    Distinguished in Vitamin B12 Deficiency

    Nancy Presse
    Referral may be required
    Sherbrooke, QC, CA 

    Nancy Presse practices practicing medicine in Sherbrooke, Canada. Ms. Presse is rated as a Distinguished expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Vitamin B12 Deficiency Anemia, and Malnutrition.

    Advanced in Vitamin B12 Deficiency

    Pierrette Gaudreau
    Advanced in Vitamin B12 Deficiency

    Pierrette Gaudreau
    Referral may be required
    Montreal, QC, CA 

    Pierrette Gaudreau practices practicing medicine in Montreal, Canada. Ms. Gaudreau is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Vitamin B12 Deficiency Anemia, Muscle Atrophy, and Obesity.

    Learn about our expert tiers
    Advanced in Vitamin B12 Deficiency

    Michel Boutin
    Advanced in Vitamin B12 Deficiency

    Michel Boutin
    Referral may be required
    Sherbrooke, QC, CA 

    Michel Boutin practices practicing medicine in Sherbrooke, Canada. Mr. Boutin is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Fabry Disease, Gaucher Disease Type 1, Vitamin B12 Deficiency, and Gaucher Disease.

    Advanced in Vitamin B12 Deficiency

    Christiane Blais-Auray
    Advanced in Vitamin B12 Deficiency

    Christiane Blais-Auray
    Referral may be required
    Sherbrooke, QC, CA 

    Christiane Blais-Auray practices practicing medicine in Sherbrooke, Canada. Ms. Blais-Auray is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Fabry Disease, Gaucher Disease Type 1, Mucopolysaccharidoses (MPS), and Vitamin B12 Deficiency.

    Advanced in Vitamin B12 Deficiency

    Theresa H. Schroder
    Advanced in Vitamin B12 Deficiency

    Theresa H. Schroder
    Referral may be required
    Faculty Of Land And Food Systems, 
    Vancouver, BC, CA 

    Theresa Schroder practices practicing medicine in Vancouver, Canada. Ms. Schroder is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency Anemia, Vitamin B12 Deficiency, and Malnutrition.

    Advanced in Vitamin B12 Deficiency

    Yvonne Lamers
    Advanced in Vitamin B12 Deficiency

    Yvonne Lamers
    Referral may be required
    2205 East Mall, 
    Vancouver, BC, CA 

    Yvonne Lamers practices practicing medicine in Vancouver, Canada. Ms. Lamers is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency Anemia, Pyridoxine Deficiency, Malnutrition, and Folate Deficiency.

    Advanced in Vitamin B12 Deficiency

    Alain Bitton
    Advanced in Vitamin B12 Deficiency

    Alain Bitton
    Referral may be required
    Montreal, QC, CA 

    Alain Bitton practices practicing medicine in Montreal, Canada. Mr. Bitton is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Viral Gastroenteritis, Crohn's Disease, Colitis, Endoscopy, and Colonoscopy.

    Advanced in Vitamin B12 Deficiency

    Talat Bessissow
    Advanced in Vitamin B12 Deficiency

    Talat Bessissow
    Referral may be required
    Quebec, QC, CA 

    Talat Bessissow practices practicing medicine in Quebec, Canada. Mr. Bessissow is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Viral Gastroenteritis, Colitis, Ulcerative Colitis, Endoscopy, and Colonoscopy.

    Advanced in Vitamin B12 Deficiency

    Ernest G. Seidman
    Advanced in Vitamin B12 Deficiency

    Ernest G. Seidman
    Referral may be required
    Montreal, QC, CA 

    Ernest Seidman practices practicing medicine in Montreal, Canada. Mr. Seidman is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Crohn's Disease, Viral Gastroenteritis, Colitis, Endoscopy, and Colonoscopy.

    Experienced in Vitamin B12 Deficiency

    Audrey Perreault
    Experienced in Vitamin B12 Deficiency

    Audrey Perreault
    Referral may be required
    QC, CA 

    Audrey Perreault practices practicing medicine in Canada. Ms. Perreault is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Autism Spectrum Disorder, Vitamin B12 Deficiency, and Vitamin B12 Deficiency Anemia.

    Experienced in Vitamin B12 Deficiency

    Michael G. Surette
    Experienced in Vitamin B12 Deficiency

    Michael G. Surette
    Referral may be required
    Hamilton, ON, CA 

    Michael Surette practices practicing medicine in Hamilton, Canada. Mr. Surette is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Cystic Fibrosis, Pseudomonas Stutzeri Infections, Generalized Anxiety Disorder (GAD), Colitis, and Colonoscopy.

    Experienced in Vitamin B12 Deficiency

    Dr. Matthew C. Cheung
    Experienced in Vitamin B12 Deficiency

    Dr. Matthew C. Cheung
    Referral may be required
    40 Ruskin St., Attn : Matthew Cheung, 
    Ottawa, ON, CA 
    613-696-7000
    Languages Spoken:
    English

    Matthew Cheung practices practicing medicine in Ottawa, Canada. Dr. Cheung is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Diffuse Large B-Cell Lymphoma (DLBCL), B-Cell Lymphoma, Non-Hodgkin Lymphoma, Hodgkin Lymphoma, and Tissue Biopsy.

    Experienced in Vitamin B12 Deficiency

    Philip M. Sherman
    Experienced in Vitamin B12 Deficiency

    Philip M. Sherman
    Referral may be required
    Toronto, ON, CA 

    Philip Sherman practices practicing medicine in Toronto, Canada. Mr. Sherman is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Necrotizing Enterocolitis, Viral Gastroenteritis, Necrosis, and Vitamin D Deficiency.

    Experienced in Vitamin B12 Deficiency

    William K. Silverstein
    Experienced in Vitamin B12 Deficiency

    William K. Silverstein
    Referral may be required
    Toronto, ON, CA 

    William Silverstein practices practicing medicine in Toronto, Canada. Mr. Silverstein is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency, Osteoporosis, Vitamin B12 Deficiency Anemia, and Secondary Peritonitis.

    Experienced in Vitamin B12 Deficiency

    Osama Y. Dirbashi-Al
    Experienced in Vitamin B12 Deficiency

    Osama Y. Dirbashi-Al
    Referral may be required
    415 Smyth Road, 
    Ottawa, ON, CA 

    Osama Dirbashi-Al practices practicing medicine in Ottawa, Canada. Mr. Dirbashi-Al is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Biotinidase Deficiency, Multiple Carboxylase Deficiency, Schindler Disease, N-Acetyl-Alpha-D-Galactosaminidase Deficiency Type 3, and Sleeve Gastrectomy.

    Experienced in Vitamin B12 Deficiency

    Waleed Sabry
    Experienced in Vitamin B12 Deficiency

    Waleed Sabry
    Referral may be required
    Saskatoon, SK, CA 

    Waleed Sabry practices practicing medicine in Saskatoon, Canada. Mr. Sabry is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency, Systemic Capillary Leak Syndrome, Multiple Myeloma, Vitamin B12 Deficiency Anemia, and Bone Marrow Transplant.

    Experienced in Vitamin B12 Deficiency

    Maida J. Sewitch
    Experienced in Vitamin B12 Deficiency

    Maida J. Sewitch
    Referral may be required
    Montreal, QC, CA 

    Maida Sewitch practices practicing medicine in Montreal, Canada. Ms. Sewitch is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Neonatal Ovarian Cyst, Colorectal Cancer, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

    Experienced in Vitamin B12 Deficiency

    Elham Rahme
    Experienced in Vitamin B12 Deficiency

    Elham Rahme
    Referral may be required
    Montreal, QC, CA 

    Elham Rahme practices practicing medicine in Montreal, Canada. Rahme is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. They are also highly rated in 10 other conditions, according to our data. Their clinical expertise encompasses Cutaneous T-Cell Lymphoma (CTCL), Gestational Diabetes, T-Cell Lymphoma, Type 1 Diabetes (T1D), and Knee Replacement.

    Experienced in Vitamin B12 Deficiency

    M-j J. Kergoat
    Experienced in Vitamin B12 Deficiency

    M-j J. Kergoat
    Referral may be required
    Montreal, QC, CA 

    M-j Kergoat practices practicing medicine in Montreal, Canada. Kergoat is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. Their clinical expertise encompasses Vitamin B12 Deficiency, Vitamin B12 Deficiency Anemia, and Dementia.

    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 38

    Last Updated: 06/30/2026

    When should I see a Vitamin B12 Deficiency doctor in Canada?

    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 Vitamin B12 Deficiency doctor in Canada?

    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 Vitamin B12 Deficiency doctor in Canada?

    You can find a Vitamin B12 Deficiency doctor in any of the 10 largest U.S. cities by clicking below:

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    Vitamin B12 Deficiency doctor near Boston, MA
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    Vitamin B12 Deficiency doctor near San Jose, CA

    How does MediFind rank Vitamin B12 Deficiency doctors in Canada?

    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 Vitamin B12 Deficiency doctors in Canada?

    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 Vitamin B12 Deficiency doctor in Canada?

    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 Vitamin B12 Deficiency doctor search results page. 

    Why is it important to get a second opinion from a different Vitamin B12 Deficiency 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 Vitamin B12 Deficiency doctor in Canada?

    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 Vitamin B12 Deficiency 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 Vitamin B12 Deficiency 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 Vitamin B12 Deficiency doctors in Canada?

    Look for the filter feature on the left side of the Vitamin B12 Deficiency 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 Vitamin B12 Deficiency doctor that offers video calls?

    Look for the filter feature on the left-side of the Vitamin B12 Deficiency 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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