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    Last Updated: 01/09/2026

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    MediFind found 29 doctor with experience in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) near Ontario, CA. Of these, 26 are Experienced and 3 are Advanced.

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    29 providers found
      Advanced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Shaun J. Kilty
      Advanced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Shaun J. Kilty
      Department Of Otolaryngology Head And Neck Surgery, 
      Ottawa, ON, CA 

      Shaun Kilty practices in Ottawa, Canada. Mr. Kilty is rated as an Advanced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Sinusitis, Nasal Polyps, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Endoscopy, and Mastoidectomy.

      Advanced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Leigh J. Sowerby
      Advanced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Leigh J. Sowerby
      Department Of Otolaryngology Head & Neck Surgery, 
      London, ON, CA 

      Leigh Sowerby practices in London, Canada. Sowerby is rated as an Advanced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Their top areas of expertise are Sinusitis, Nasal Polyps, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Septoplasty, and Endoscopy.

      Advanced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Doron D. Sommer
      Advanced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Doron D. Sommer
      Division Of Otolaryngology Head And Neck Surgery, 
      Hamilton, ON, CA 

      Doron Sommer practices in Hamilton, Canada. Mr. Sommer is rated as an Advanced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Sinusitis, Nasal Polyps, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Endoscopy, and Osteotomy.

      Learn about our expert tiers
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Jeremiah Hwee
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Jeremiah Hwee
      155 College Street, 
      Toronto, ON, CA 

      Jeremiah Hwee practices in Toronto, Canada. Mr. Hwee is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Hypereosinophilic Syndrome, Granulomatosis with Polyangiitis, Vasculitis, and Interstitial Lung Disease.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Andrea Lasso
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Andrea Lasso
      1053 Carling Ave, 
      Ottawa, ON, CA 

      Andrea Lasso practices in Ottawa, Canada. Ms. Lasso is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Nasal Polyps, Sinusitis, and Apoplexy.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Thomas Eiwegger
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Thomas Eiwegger
      Toronto, ON, CA 

      Thomas Eiwegger practices in Toronto, Canada. Mr. Eiwegger is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Food Allergy, Asthma, Anaphylaxis, and Papular Urticaria.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Elysia M. Grose
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Elysia M. Grose
      Department Of Otolaryngology Head & Neck Surgery, St. Michael's Hospital, 
      Toronto, ON, CA 

      Elysia Grose practices in Toronto, Canada. Ms. Grose is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Sinusitis, Croup, Nasal Polyps, Septoplasty, and Endoscopy.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Tobial Mchugh
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Tobial Mchugh
      Otolaryngology Head And Neck Surgery Division, 1200 Main St. West, 
      Hamilton, ON, CA 

      Tobial Mchugh practices in Hamilton, Canada. Mchugh is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Their top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, Nasal Polyps, and Infantile Pneumothorax.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Eric A. Monteiro
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Eric A. Monteiro
      Department Of Otolaryngology Head And Neck Surgery, 
      Toronto, ON, CA 

      Eric Monteiro practices in Toronto, Canada. Mr. Monteiro is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Olfactory Neuroblastoma, Sinusitis, Tonsillitis, Thyroidectomy, and Laryngectomy.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Ian J. Witterick
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Ian J. Witterick
      Department Of Otolaryngology Head And Neck Surgery, 
      Toronto, ON, CA 

      Ian Witterick practices in Toronto, Canada. Mr. Witterick is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Encephalocele, Olfactory Neuroblastoma, Cerebrospinal Fluid Leak, Thyroidectomy, and Endoscopy.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Anne K. Ellis
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Anne K. Ellis
      Kingston, ON, CA 

      Anne Ellis practices in Kingston, Canada. Ms. Ellis is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Allergic Rhinitis, Grass Allergy, Anaphylaxis, and Asthma.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Kristian I. Macdonald
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Kristian I. Macdonald
      Department Of Otolaryngology Head And Neck Surgery, 
      Ottawa, ON, CA 

      Kristian Macdonald practices in Ottawa, Canada. Macdonald is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Their top areas of expertise are Sinusitis, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Nasal Polyps, and Endoscopy.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Erin D. Lewis
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Erin D. Lewis
      London, ON, CA 

      Erin Lewis practices in London, Canada. Ms. Lewis is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Flu, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Nasal Polyps, and Common Cold.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Taciano Rocha
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Taciano Rocha
      Department Of Otolaryngology Head And Neck Surgery, 
      London, ON, CA 

      Taciano Rocha practices in London, Canada. Rocha is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Their top areas of expertise are Arthritis, Rheumatoid Arthritis (RA), Neuralgia, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Septoplasty.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Derek K. Chu
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Derek K. Chu
      Hamilton, ON, CA 

      Derek Chu practices in Hamilton, Canada. Mr. Chu is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Anaphylaxis, Asthma, Atopic Dermatitis, and Food Allergy.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Allan D. Vescan
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Allan D. Vescan
      Department Of Otolaryngology Head And Neck Surgery, 
      Toronto, ON, CA 

      Allan Vescan practices in Toronto, Canada. Mr. Vescan is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Cerebrospinal Fluid Leak, Hypothalamic Tumor, Pituitary Tumor, Endoscopy, and Endoscopic Transnasal Transsphenoidal Surgery.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Paul Oykhman
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Paul Oykhman
      Hamilton, ON, CA 

      Paul Oykhman practices in Hamilton, Canada. Mr. Oykhman is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Hives, Chronic Spontaneous Urticaria (CSU), Asthma, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Andras Lasso
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Andras Lasso
      Kingston, ON, CA 

      Andras Lasso practices in Kingston, Canada. Mr. Lasso is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Partial Atrioventricular Canal, Hypoplastic Left Heart Syndrome (HLHS), Mitral Valve Regurgitation, Tetralogy of Fallot, and Mastectomy.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Shireen A. Samargandy
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Shireen A. Samargandy
      Department Of Otolaryngology Head And Neck Surgery, 
      Toronto, ON, CA 

      Shireen Samargandy practices in Toronto, Canada. Ms. Samargandy is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Her top areas of expertise are Sinusitis, Secondary Immunodeficiency (SID), NUT Carcinoma, Tissue Biopsy, and Endoscopy.

      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Krishnan K. Nair-Parameswaran
      Experienced in Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)

      Krishnan K. Nair-Parameswaran
      St. Joseph's Hospital, 
      Hamilton, ON, CA 

      Krishnan Nair-Parameswaran practices in Hamilton, Canada. Mr. Nair-Parameswaran is rated as an Experienced expert by MediFind in the treatment of Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). His top areas of expertise are Eosinophilic Asthma, Asthma, Chronic Eosinophilic Pneumonia, and Simple Pulmonary Eosinophilia.

      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 29

      Last Updated: 01/09/2026

      When should I see a Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor in Ontario, CA?

      You can find a Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor in any of the 10 largest U.S. cities by clicking below:

      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near New York, NY
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near Los Angeles, CA
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near Chicago, IL
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near Houston, TX
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near Phoenix, AZ
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near Philadelphia, PA
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near Atlanta, GA
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near Boston, MA
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near Dallas, TX
      Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor near San Jose, CA

      How does MediFind rank Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor search results page. 

      Why is it important to get a second opinion from a different Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctors in Ontario, CA?

      Look for the filter feature on the left side of the Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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 Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) doctor that offers video calls?

      Look for the filter feature on the left-side of the Chronic Rhinosinusitis with Nasal Polyps (CRSwNP) 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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