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    Last Updated: 01/09/2026

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    MediFind found 21 doctor with experience in Protein Deficiency near Ontario, CA. Of these, 21 are Experienced.

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    21 providers found
      Jack Gauldie
      Experienced in Protein Deficiency

      Jack Gauldie
      Experienced in Protein Deficiency

      Jack Gauldie
      1280 Main St W, 
      Hamilton, ON, CA 

      Jack Gauldie practices in Hamilton, Canada. Mr. Gauldie is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Pulmonary Fibrosis, Idiopathic Pulmonary Fibrosis, Acute Interstitial Pneumonia, and Interstitial Lung Disease.

      Experienced in Protein Deficiency

      Mohadeseh Mehrabian
      Experienced in Protein Deficiency

      Mohadeseh Mehrabian
      Toronto, ON, CA 

      Mohadeseh Mehrabian practices in Toronto, Canada. Mehrabian is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. Their top areas of expertise are Creutzfeldt-Jakob Disease and Protein Deficiency.

      Experienced in Protein Deficiency

      Frederic Marsolais
      Experienced in Protein Deficiency

      Frederic Marsolais
      London, ON, CA 

      Frederic Marsolais practices in London, Canada. Mr. Marsolais is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top area of expertise is Protein Deficiency.

      Learn about our expert tiers
      Experienced in Protein Deficiency

      Declan D. Williams
      Experienced in Protein Deficiency

      Declan D. Williams
      Toronto, ON, CA 

      Declan Williams practices in Toronto, Canada. Mr. Williams is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Creutzfeldt-Jakob Disease, Primary Lateral Sclerosis, Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), and Protein Deficiency.

      Experienced in Protein Deficiency

      Kjetil Ask
      Experienced in Protein Deficiency

      Kjetil Ask
      St. Joseph's Hospital, 
      Hamilton, ON, CA 

      Kjetil Ask practices in Hamilton, Canada. Mr. Ask is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Pulmonary Fibrosis, Idiopathic Pulmonary Fibrosis, Acute Interstitial Pneumonia, and Interstitial Lung Disease.

      Experienced in Protein Deficiency

      Chiko Shimbori
      Experienced in Protein Deficiency

      Chiko Shimbori
      Hamilton, ON, CA 

      Chiko Shimbori practices in Hamilton, Canada. Shimbori is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. Their top areas of expertise are Pulmonary Fibrosis, Idiopathic Pulmonary Fibrosis, Acute Interstitial Pneumonia, and Interstitial Lung Disease.

      Experienced in Protein Deficiency

      Stanley K. Liu
      Experienced in Protein Deficiency

      Stanley K. Liu
      Toronto, ON, CA 

      Stanley Liu practices in Toronto, Canada. Mr. Liu is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Prostate Cancer, Delayed Growth, Pancreatic Ductal Adenocarcinoma, Cerebral Hypoxia, and Prostatectomy.

      Experienced in Protein Deficiency

      Rashmi Kothary
      Experienced in Protein Deficiency

      Rashmi Kothary
      Ottawa, ON, CA 

      Rashmi Kothary practices in Ottawa, Canada. Ms. Kothary is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Spinal Muscular Atrophy (SMA), Primary Lateral Sclerosis, X-Linked Dystonia-Parkinsonism, and Hajdu-Cheney Syndrome.

      Experienced in Protein Deficiency

      Michelle R. Downes
      Experienced in Protein Deficiency

      Michelle R. Downes
      1 King's College Circle, 
      Toronto, ON, CA 

      Michelle Downes practices in Toronto, Canada. Ms. Downes is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Landau-Kleffner Syndrome, Urothelial Cancer, Prostate Cancer, Prostatectomy, and Cystectomy.

      Experienced in Protein Deficiency

      Karl P. Pauls
      Experienced in Protein Deficiency

      Karl P. Pauls
      Guelph, ON, CA 

      Karl Pauls practices in Guelph, Canada. Mr. Pauls is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Protein Deficiency, Folate Deficiency, and Niemann-Pick Disease.

      Experienced in Protein Deficiency

      Sabrina Gagnon
      Experienced in Protein Deficiency

      Sabrina Gagnon
      Ottawa, ON, CA 

      Sabrina Gagnon practices in Ottawa, Canada. Ms. Gagnon is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Primary Lateral Sclerosis, Hereditary Sensory Neuropathy Type 1 (HSN1), Anhidrosis, and Autonomic Neuropathy.

      Experienced in Protein Deficiency

      Marwan Diapari
      Experienced in Protein Deficiency

      Marwan Diapari
      London, ON, CA 

      Marwan Diapari practices in London, Canada. Mr. Diapari is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top area of expertise is Protein Deficiency.

      Experienced in Protein Deficiency

      Hansen B. Wang
      Experienced in Protein Deficiency

      Hansen B. Wang
      1 King's College Circle, 
      Toronto, ON, CA 

      Hansen Wang practices in Toronto, Canada. Mr. Wang is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Fragile X Syndrome, Rett Syndrome, Autism Spectrum Disorder, and Alzheimer's Disease.

      Experienced in Protein Deficiency

      Gregory E. Perry
      Experienced in Protein Deficiency

      Gregory E. Perry
      Guelph, ON, CA 

      Gregory Perry practices in Guelph, Canada. Mr. Perry is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Protein Deficiency and Niemann-Pick Disease.

      Experienced in Protein Deficiency

      William L. Crosby
      Experienced in Protein Deficiency

      William L. Crosby
      401 Sunset Ave, 
      Windsor, ON, CA 

      William Crosby practices in Windsor, Canada. Mr. Crosby is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top area of expertise is Protein Deficiency.

      Experienced in Protein Deficiency

      Lucia Chehade
      Experienced in Protein Deficiency

      Lucia Chehade
      451 Smyth Road, 
      Ottawa, ON, CA 

      Lucia Chehade practices in Ottawa, Canada. Ms. Chehade is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Primary Lateral Sclerosis, Spinal Muscular Atrophy (SMA), and Protein Deficiency.

      Experienced in Protein Deficiency

      Gerold Ulms-Schmitt
      Experienced in Protein Deficiency

      Gerold Ulms-Schmitt
      1 King's College Circle, 
      Toronto, ON, CA 

      Gerold Ulms-Schmitt practices in Toronto, Canada. Mr. Ulms-Schmitt is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Creutzfeldt-Jakob Disease, Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Dementia, and Primary Lateral Sclerosis.

      Experienced in Protein Deficiency

      Danny J. Vesprini
      Experienced in Protein Deficiency

      Danny J. Vesprini
      Toronto, ON, CA 

      Danny Vesprini practices in Toronto, Canada. Mr. Vesprini is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Prostate Cancer, Breast Cancer, Breast Cancer in Men, Mastectomy, and Prostatectomy.

      Experienced in Protein Deficiency

      Marc-olivier Deguise
      Experienced in Protein Deficiency

      Marc-olivier Deguise
      Ottawa, ON, CA 

      Marc-olivier Deguise practices in Ottawa, Canada. Deguise is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. Their top areas of expertise are Spinal Muscular Atrophy (SMA), Primary Lateral Sclerosis, Nephrocalcinosis, and Dyserythropoietic Anemia and Thrombocytopenia.

      Experienced in Protein Deficiency

      Chandak Upagupta
      Experienced in Protein Deficiency

      Chandak Upagupta
      Toronto, ON, CA 

      Chandak Upagupta practices in Toronto, Canada. Upagupta is rated as an Experienced expert by MediFind in the treatment of Protein Deficiency. Their top areas of expertise are Pulmonary Fibrosis, Idiopathic Pulmonary Fibrosis, Protein Deficiency, and Interstitial Lung Disease.

      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: 01/09/2026

      When should I see a Protein Deficiency 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 Protein Deficiency 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 Protein Deficiency doctor in Ontario, CA?

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

      Protein Deficiency doctor near New York, NY
      Protein Deficiency doctor near Los Angeles, CA
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      Protein Deficiency doctor near Phoenix, AZ
      Protein Deficiency doctor near Philadelphia, PA
      Protein Deficiency doctor near Atlanta, GA
      Protein Deficiency doctor near Boston, MA
      Protein Deficiency doctor near Dallas, TX
      Protein Deficiency doctor near San Jose, CA

      How does MediFind rank Protein Deficiency 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 Protein Deficiency 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 Protein Deficiency 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 Protein Deficiency doctor search results page. 

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

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

      Look for the filter feature on the left-side of the Protein 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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