The 20 Best PIK3CA-Related Overgrowth Spectrum Doctors in Japan

Find the Top PIK3CA-Related Overgrowth Spectrum Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 1163 doctor with experience in PIK3CA-Related Overgrowth Spectrum near Japan. Of these, 994 are Experienced, 141 are Advanced, 27 are Distinguished and 1 are Elite.

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1,163 providers found
    Elite in PIK3CA-Related Overgrowth Spectrum

    Hiroji Iwata
    Elite in PIK3CA-Related Overgrowth Spectrum

    Hiroji Iwata
    Nagoya, JP 

    Hiroji Iwata practices practicing medicine in Nagoya, Japan. Iwata is rated as an Elite expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. They are also highly rated in 25 other conditions, according to our data. Their clinical expertise encompasses Breast Cancer, PIK3CA-Related Overgrowth Spectrum, HER-2 Positive Breast Cancer, Mastectomy, and Hormone Replacement Therapy (HRT).

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Satoru Iwasa
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Satoru Iwasa
    Tokyo, JP 

    Satoru Iwasa practices practicing medicine in Tokyo, Japan. Mr. Iwasa is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Stomach Cancer, Esophageal Cancer, PIK3CA-Related Overgrowth Spectrum, Colorectal Cancer, and Endoscopy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Katsutoshi Oda
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Katsutoshi Oda
    Tokyo, JP 

    Katsutoshi Oda practices practicing medicine in Tokyo, Japan. Mr. Oda is rated as a Distinguished 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 Endometrial Cancer, PIK3CA-Related Overgrowth Spectrum, Ovarian Cancer, Lymphadenectomy, and Hysterectomy.

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

    Masakazu Toi
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Masakazu Toi
    Tokyo, JP 

    Masakazu Toi practices practicing medicine in Tokyo, Japan. Mr. Toi is rated as a Distinguished 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 Breast Cancer, HER-2 Positive Breast Cancer, PIK3CA-Related Overgrowth Spectrum, Mastectomy, and Hormone Replacement Therapy (HRT).

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Takayuki Yoshino
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Takayuki Yoshino
    Kashiwa, JP 

    Takayuki Yoshino practices practicing medicine in Kashiwa, Japan. Mr. Yoshino is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Agranulocytosis, Lung Metastases, Endoscopy, and Tissue Biopsy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yasuhide Yamada
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yasuhide Yamada
    Tokyo, JP 

    Yasuhide Yamada practices practicing medicine in Tokyo, Japan. Yamada is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. They are also highly rated in 11 other conditions, according to our data. Their clinical expertise encompasses Stomach Cancer, Colorectal Cancer, PIK3CA-Related Overgrowth Spectrum, Endoscopy, and Gastrectomy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Keisuke Kosumi
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Keisuke Kosumi
    Chuo, JP 

    Keisuke Kosumi practices practicing medicine in Chuo, Japan. Mr. Kosumi is rated as a Distinguished 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 PIK3CA-Related Overgrowth Spectrum, Esophageal Cancer, Colorectal Cancer, Endoscopy, and Colostomy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Katsuhiko Nosho
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Katsuhiko Nosho
    Sapporo, JP 

    Katsuhiko Nosho practices practicing medicine in Sapporo, Japan. Nosho is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses PIK3CA-Related Overgrowth Spectrum, Colorectal Cancer, Stomach Cancer, Colonoscopy, and Endoscopy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yasuhiro Koh
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yasuhiro Koh
    Wakayama, JP 

    Yasuhiro Koh practices practicing medicine in Wakayama, Japan. Mr. Koh is rated as a Distinguished 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 Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), PIK3CA-Related Overgrowth Spectrum, and EGFR Positive Lung Cancer.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Hideo A. Baba
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Hideo A. Baba
    Kumamoto, JP 

    Hideo Baba practices practicing medicine in Kumamoto, Japan. Mr. Baba is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 55 other conditions, according to our data. His clinical expertise encompasses Esophageal Cancer, Colorectal Cancer, Stomach Cancer, Hepatectomy, and Pancreaticoduodenectomy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Kazuto Nishio
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Kazuto Nishio
    Osaka, JP 

    Kazuto Nishio practices practicing medicine in Osaka, Japan. Mr. Nishio is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses EGFR Positive Lung Cancer, Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Prostate Cancer, and Tissue Biopsy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yuji Ikeda
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yuji Ikeda
    Izunokuni, JP 

    Yuji Ikeda practices practicing medicine in Izunokuni, Japan. Mr. Ikeda is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Endometrial Cancer, PIK3CA-Related Overgrowth Spectrum, Ovarian Cancer, Hysterectomy, and Endoscopy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Masako Ishikawa
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Masako Ishikawa
    Izumo, JP 

    Masako Ishikawa practices practicing medicine in Izumo, Japan. Ms. Ishikawa is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses PIK3CA-Related Overgrowth Spectrum, Endometrial Cancer, Ovarian Cancer, Hysterectomy, and Salpingo-Oophorectomy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Hideaki Bando
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Hideaki Bando
    Kashiwa, JP 

    Hideaki Bando practices practicing medicine in Kashiwa, Japan. Bando is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. They are also highly rated in 13 other conditions, according to our data. Their clinical expertise encompasses Colorectal Cancer, Stomach Cancer, PIK3CA-Related Overgrowth Spectrum, Tissue Biopsy, and Endoscopy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Kentaro Nakayama
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Kentaro Nakayama
    Nagoya, JP 

    Kentaro Nakayama practices practicing medicine in Nagoya, Japan. Mr. Nakayama 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 PIK3CA-Related Overgrowth Spectrum, Ovarian Cancer, Endometrial Cancer, Hysterectomy, and Salpingo-Oophorectomy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Tetsuya Hamaguchi
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Tetsuya Hamaguchi
    Saitama, JP 

    Tetsuya Hamaguchi practices practicing medicine in Saitama, Japan. Mr. Hamaguchi is rated as a Distinguished 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 Colorectal Cancer, Esophageal Cancer, Stomach Cancer, Hepato-Pancreato-Biliary Surgery, and Endoscopy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Masato Takahashi
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Masato Takahashi
    Sapporo, JP 

    Masato Takahashi practices practicing medicine in Sapporo, Japan. Mr. Takahashi is rated as a Distinguished expert by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Triple-Negative Breast Cancer, PIK3CA-Related Overgrowth Spectrum, Mastectomy, and Tissue Biopsy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yohei Masugi
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yohei Masugi
    Isehara, JP 

    Yohei Masugi practices practicing medicine in Isehara, Japan. Mr. Masugi is rated as a Distinguished 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 PIK3CA-Related Overgrowth Spectrum, Pancreatic Cancer, Pancreatic Ductal Adenocarcinoma, Pancreatectomy, and Pancreaticoduodenectomy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yasuhiro Shimada
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Yasuhiro Shimada
    Kochi, JP 

    Yasuhiro Shimada practices practicing medicine in Kochi, Japan. Mr. Shimada is rated as a Distinguished 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 Colorectal Cancer, Stomach Cancer, PIK3CA-Related Overgrowth Spectrum, Endoscopy, and Pancreaticoduodenectomy.

    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Takashi Takeshita
    Distinguished in PIK3CA-Related Overgrowth Spectrum

    Takashi Takeshita
    Kumamoto, JP 

    Takashi Takeshita practices practicing medicine in Kumamoto, Japan. Mr. Takeshita is rated as a Distinguished 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 PIK3CA-Related Overgrowth Spectrum, Breast Cancer, HER2 Negative Breast Cancer, and Febrile Neutropenia.

    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 1,163

    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 Japan?

    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 Japan?

    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 Japan?

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

    PIK3CA-Related Overgrowth Spectrum doctor near New York, NY
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    PIK3CA-Related Overgrowth Spectrum doctor near Philadelphia, PA
    PIK3CA-Related Overgrowth Spectrum doctor near Atlanta, GA
    PIK3CA-Related Overgrowth Spectrum doctor near Boston, MA
    PIK3CA-Related Overgrowth Spectrum doctor near Dallas, TX
    PIK3CA-Related Overgrowth Spectrum doctor near San Jose, CA

    How does MediFind rank PIK3CA-Related Overgrowth Spectrum doctors in Japan?

    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 Japan?

    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 Japan?

    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 Japan?

    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 Japan?

    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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