The 20 Best Hypermethioninemia Doctors in Japan

Find the Top Hypermethioninemia Experts and Specialists

Last Updated: 11/08/2026

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MediFind found 29 doctor with experience in Hypermethioninemia near Japan. Of these, 29 are Experienced.

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29 providers found
    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Hiroshima, JP 

    Reiko Kagawa practices practicing medicine in Hiroshima, Japan. Ms. Kagawa is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Medium-Chain Acyl-CoA Dehydrogenase Deficiency, Hypermethioninemia, and Carnitine Palmitoyltransferase 2 Deficiency.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Chuo, JP 

    Jun Kido practices practicing medicine in Chuo, Japan. Mr. Kido is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Urea Cycle Disorders (UCD), Citrullinemia, Carbamoyl Phosphate Synthetase 1 Deficiency, Argininosuccinic Aciduria, and Liver Transplant.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Machida, JP 

    Isao Ishii practices practicing medicine in Machida, Japan. Mr. Ishii is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Homocystinuria, Malnutrition, Cerebral Hypoxia, and Malabsorption.

    Learn about our expert tiers
    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Matsumoto, JP 

    Koichi Hirabayashi practices practicing medicine in Matsumoto, Japan. Mr. Hirabayashi is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. His clinical expertise encompasses Wilms Tumor, Piebaldism, Primary Lymphoma of the Brain, Hypermethioninemia, and Bone Marrow Transplant.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Sapporo, JP 

    Masayoshi Nagao practices practicing medicine in Sapporo, Japan. Mr. Nagao is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Citrullinemia, Urea Cycle Disorders (UCD), West Syndrome, and Classic Galactosemia.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Okayama, JP 

    Mahoko Furujo practices practicing medicine in Okayama, Japan. Furujo is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Dihydropteridine Reductase Deficiency, Gaucher Disease Type 2, Mucopolysaccharidosis Type 6 (MPS VI, Maroteaux-Lamy Syndrome), and Mucopolysaccharidoses (MPS).

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Okayama, JP 

    Junko Inagaki practices practicing medicine in Okayama, Japan. Ms. Inagaki is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. Her clinical expertise encompasses Hypermethioninemia, Osteoarthritis, Homocystinuria, and Arthritis.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Kumamoto, JP 

    Shirou Matsumoto practices practicing medicine in Kumamoto, Japan. Matsumoto is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. They are also highly rated in 7 other conditions, according to our data. Their clinical expertise encompasses Urea Cycle Disorders (UCD), Carbamoyl Phosphate Synthetase 1 Deficiency, Ornithine Transcarbamylase Deficiency, Argininosuccinic Aciduria, and Liver Transplant.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Kiyose, JP 

    Yosuke Suzuki practices practicing medicine in Kiyose, Japan. Mr. Suzuki is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Febrile Neutropenia, End-Stage Renal Disease (ESRD), Chronic Kidney Disease, Agranulocytosis, and Kidney Transplant.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    JP 

    Yosuke Shigematsu practices practicing medicine in Japan. Mr. Shigematsu is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Primary Carnitine Deficiency, Argininosuccinic Aciduria, and Medium-Chain Acyl-CoA Dehydrogenase Deficiency.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Osaka, JP 

    Taro Shimono practices practicing medicine in Osaka, Japan. Mr. Shimono is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. His clinical expertise encompasses Dysembryoplastic Neuroepithelial Tumors (DNET), Salivary Gland Tumors, Sebaceous Adenoma, Pancreaticoduodenectomy, and Bone Marrow Aspiration.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Kumamoto, JP 

    Kimitoshi Nakamura practices practicing medicine in Kumamoto, Japan. Nakamura is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. They are also highly rated in 18 other conditions, according to our data. Their clinical expertise encompasses Fabry Disease, Urea Cycle Disorders (UCD), Hyperprolinemia, Vitrectomy, and Liver Transplant.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Hiroshima, JP 

    Satoshi Okada practices practicing medicine in Hiroshima, Japan. Mr. Okada is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Hyper IgE Syndrome, Autosomal Dominant Hyper IgE Syndrome, Infantile Neutropenia, Ileostomy, and Bone Marrow Transplant.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    JP 

    Miori Yuasa practices practicing medicine in Japan. Ms. Yuasa is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Homocystinuria, Carnitine Palmitoyltransferase 2 Deficiency, and Carnitine Palmitoyltransferase 1 Deficiency.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Osaka, JP 

    Yukio Miki practices practicing medicine in Osaka, Japan. Mr. Miki is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Varicose Veins, Esophageal Varices, Portal Hypertension, Pancreaticoduodenectomy, and Hepato-Pancreato-Biliary Surgery.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Tokyo, JP 

    Go Tajima practices practicing medicine in Tokyo, Japan. Mr. Tajima is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Carnitine Palmitoyltransferase 2 Deficiency, Carnitine Palmitoyltransferase 1 Deficiency, and Rhabdomyolysis.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Kumamoto, JP 

    Mika Kitajima practices practicing medicine in Kumamoto, Japan. Kitajima is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. They are also highly rated in 4 other conditions, according to our data. Their clinical expertise encompasses Rathke Cleft Cyst, Glioma, Arteriovenous Malformation, Gliomatosis Cerebri, and Extracranial-Intracranial Bypass Surgery.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Kumamoto, JP 

    Takaaki Sawada practices practicing medicine in Kumamoto, Japan. Sawada is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. They are also highly rated in 5 other conditions, according to our data. Their clinical expertise encompasses Fabry Disease, Pompe Disease, Opisthotonos, and Argininosuccinic Aciduria.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Wakayama, JP 

    Daisuke Tokuhara practices practicing medicine in Wakayama, Japan. Mr. Tokuhara is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Citrullinemia, Vascular Birthmark, Diarrhea, Urea Cycle Disorders (UCD), and Endoscopy.

    Experienced in Hypermethioninemia
    Experienced in Hypermethioninemia
    Referral may be required
    Okayama, JP 

    Kenji Inagaki practices practicing medicine in Okayama, Japan. Mr. Inagaki is rated as an Experienced expert by MediFind in the treatment of Hypermethioninemia. His clinical expertise encompasses Hypermethioninemia and Homocystinuria.

    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: 11/08/2026

    What is the definition of Hypermethioninemia?

    Hypermethioninemia is an excess of a particular protein building block (amino acid), called methionine, in the blood. This condition can occur when methionine is not broken down (metabolized) properly in the body.

    When should I see a Hypermethioninemia 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 Hypermethioninemia 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 Hypermethioninemia doctor in Japan?

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

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    How does MediFind rank Hypermethioninemia 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 Hypermethioninemia 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 Hypermethioninemia 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 Hypermethioninemia doctor search results page. 

    Why is it important to get a second opinion from a different Hypermethioninemia 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 Hypermethioninemia 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 Hypermethioninemia 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 Hypermethioninemia 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 Hypermethioninemia doctors in Japan?

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

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