The 20 Best PIK3CA-Related Overgrowth Spectrum Doctors Near Me in Ontario, CA

Find the Top PIK3CA-Related Overgrowth Spectrum Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 103 doctor with experience in PIK3CA-Related Overgrowth Spectrum near Ontario, CA. Of these, 89 are Experienced, 13 are Advanced and 1 are Distinguished.

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103 providers found
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Philippe L. Bedard
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Philippe L. Bedard
    Toronto, ON, CA 

    Philippe Bedard practices practicing medicine in Toronto, Canada. Mr. Bedard is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Testicular Cancer, Breast Cancer, PIK3CA-Related Overgrowth Spectrum, Metastatic Brain Tumor, and Orchiectomy.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Ming S. Tsao
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Ming S. Tsao
    Toronto, ON, CA 

    Ming Tsao practices practicing medicine in Toronto, Canada. Tsao is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. They are also highly rated in 10 other conditions, according to our data. Their clinical expertise encompasses Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Lung Adenocarcinoma, Squamous Cell Lung Carcinoma, and Tissue Biopsy.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Lillian L. Siu
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Lillian L. Siu
    Toronto, ON, CA 

    Lillian Siu practices practicing medicine in Toronto, Canada. Ms. Siu is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Head and Neck Squamous Cell Carcinoma (HNSCC), Salivary Gland Tumors, Nasopharyngeal Carcinoma, and Colorectal Cancer.

    Learn about our expert tiers
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Anthony C. Nichols
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Anthony C. Nichols
    1151 Richmond Street, 
    London, ON, CA 

    Anthony Nichols practices practicing medicine in London, Canada. Mr. Nichols is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Head and Neck Squamous Cell Carcinoma (HNSCC), Anaplastic Thyroid Cancer, Throat Cancer, Laryngectomy, and Thyroidectomy.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    John W. Barrett
    Advanced in PIK3CA-Related Overgrowth Spectrum

    John W. Barrett
    London, ON, CA 

    John Barrett practices practicing medicine in London, Canada. Mr. Barrett is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Anaplastic Thyroid Cancer, Head and Neck Squamous Cell Carcinoma (HNSCC), Human Papillomavirus Infection, PIK3CA-Related Overgrowth Spectrum, and Laryngectomy.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Kevin Y. Fung
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Kevin Y. Fung
    Toronto, ON, CA 

    Kevin Fung practices practicing medicine in Toronto, Canada. Mr. Fung is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Lymphofollicular Hyperplasia, Head and Neck Squamous Cell Carcinoma (HNSCC), Anaplastic Thyroid Cancer, Laryngectomy, and Bone Graft.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Helen J. Mackay
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Helen J. Mackay
    Toronto, ON, CA 

    Helen Mackay practices practicing medicine in Toronto, Canada. Ms. Mackay is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Endometrial Cancer, Ovarian Cancer, Cervical Cancer, Gastrectomy, and Hormone Replacement Therapy (HRT).

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Blaise A. Clarke
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Blaise A. Clarke
    200 Elizabeth Street, 
    Toronto, ON, CA 

    Blaise Clarke practices practicing medicine in Toronto, Canada. Mr. Clarke is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Ovarian Cancer, Lynch Syndrome, Endometrial Cancer, Hysterectomy, and Oophorectomy.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Tracy L. Stockley
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Tracy L. Stockley
    Toronto, ON, CA 

    Tracy Stockley practices practicing medicine in Toronto, Canada. Stockley is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. They are also highly rated in 6 other conditions, according to our data. Their clinical expertise encompasses Ovarian Cancer, Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), PIK3CA-Related Overgrowth Spectrum, and Tissue Biopsy.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Kara M. Ruicci
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Kara M. Ruicci
    Toronto, ON, CA 

    Kara Ruicci practices practicing medicine in Toronto, Canada. Ruicci is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Anaplastic Thyroid Cancer, PIK3CA-Related Overgrowth Spectrum, Head and Neck Squamous Cell Carcinoma (HNSCC), and Thyroid Cancer.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Amit M. Oza
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Amit M. Oza
    610 University Ave, 
    Toronto, ON, CA 

    Amit Oza practices practicing medicine in Toronto, Canada. Mr. Oza is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Ovarian Cancer, Endometrial Cancer, Gastrointestinal Perforation, PIK3CA-Related Overgrowth Spectrum, and Oophorectomy.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Ming-sound S. Tsao
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Ming-sound S. Tsao
    Toronto, ON, CA 

    Ming-sound Tsao practices practicing medicine in Toronto, Canada. Tsao is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. They are also highly rated in 7 other conditions, according to our data. Their clinical expertise encompasses Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Lung Adenocarcinoma, and Mesothelioma.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Stephanie Lheureux
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Stephanie Lheureux
    610 University Avenue, 
    Toronto, ON, CA 

    Stephanie Lheureux practices practicing medicine in Toronto, Canada. Ms. Lheureux is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Ovarian Cancer, Ataxia-Telangiectasia, Telangiectasia, Oophorectomy, and Gastrostomy.

    Advanced in PIK3CA-Related Overgrowth Spectrum

    Gregory R. Pond
    Advanced in PIK3CA-Related Overgrowth Spectrum

    Gregory R. Pond
    699 Concession St, 
    Hamilton, ON, CA 

    Gregory Pond practices practicing medicine in Hamilton, Canada. Mr. Pond is rated as an Advanced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Urothelial Cancer, Breast Cancer, Prostate Cancer, Hysterectomy, and Mastectomy.

    Experienced in PIK3CA-Related Overgrowth Spectrum

    Frances A. Shepherd
    Experienced in PIK3CA-Related Overgrowth Spectrum

    Frances A. Shepherd
    Room 5-103, 610 University Ave, 
    Toronto, ON, CA 

    Frances Shepherd practices practicing medicine in Toronto, Canada. Ms. Shepherd is rated as an Experienced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Non-Small Cell Lung Cancer (NSCLC), Lung Cancer, EGFR Positive Lung Cancer, Small Cell Lung Cancer (SCLC), and Tissue Biopsy.

    Experienced in PIK3CA-Related Overgrowth Spectrum

    John M. Bartlett
    Experienced in PIK3CA-Related Overgrowth Spectrum

    John M. Bartlett
    Toronto, ON, CA 

    John Bartlett practices practicing medicine in Toronto, Canada. Mr. Bartlett is rated as an Experienced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Breast Cancer in Men, HER-2 Positive Breast Cancer, Mastectomy, and Cataract Removal.

    Experienced in PIK3CA-Related Overgrowth Spectrum

    Scott A. Laurie
    Experienced in PIK3CA-Related Overgrowth Spectrum

    Scott A. Laurie
    Ottawa, ON, CA 

    Scott Laurie practices practicing medicine in Ottawa, Canada. Mr. Laurie is rated as an Experienced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Mesothelioma, Small Cell Lung Cancer (SCLC), and Laryngectomy.

    Experienced in PIK3CA-Related Overgrowth Spectrum

    Glenwood D. Goss
    Experienced in PIK3CA-Related Overgrowth Spectrum

    Glenwood D. Goss
    501 Smyth Road, K1H 8L6, 
    Ottawa, ON, CA 

    Glenwood Goss practices practicing medicine in Ottawa, Canada. Mr. Goss is rated as an Experienced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Squamous Cell Lung Carcinoma, Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Small Cell Lung Cancer (SCLC), and Tissue Biopsy.

    Experienced in PIK3CA-Related Overgrowth Spectrum

    David A. Palma
    Experienced in PIK3CA-Related Overgrowth Spectrum

    David A. Palma
    London, ON, CA 

    David Palma practices practicing medicine in London, Canada. Mr. Palma is rated as an Experienced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Head and Neck Squamous Cell Carcinoma (HNSCC), Laryngectomy, and Cardiac Ablation.

    Experienced in PIK3CA-Related Overgrowth Spectrum

    John K. Marshall
    Experienced in PIK3CA-Related Overgrowth Spectrum

    John K. Marshall
    Hamilton, ON, CA 

    John Marshall practices practicing medicine in Hamilton, Canada. Mr. Marshall is rated as an Experienced expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Viral Gastroenteritis, Hemorrhagic Proctocolitis, Crohn's Disease, Colonoscopy, and Endoscopy.

    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 103

    Last Updated: 04/28/2026

    What is the definition of PIK3CA-Related Overgrowth Spectrum?

    PIK3CA-related overgrowth spectrum is a term used to describe a group of rare genetic disorders that cause an overgrowth of body parts. This overgrowth of body parts is caused by mutations in the PIK3CA gene that assists in cell growth.

    When should I see a PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum doctor in Ontario, CA?

    You can find a PIK3CA-Related Overgrowth Spectrum doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum doctor search results page. 

    Why is it important to get a second opinion from a different PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum doctors in Ontario, CA?

    Look for the filter feature on the left side of the PIK3CA-Related Overgrowth Spectrum 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 PIK3CA-Related Overgrowth Spectrum doctor that offers video calls?

    Look for the filter feature on the left-side of the PIK3CA-Related Overgrowth Spectrum 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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