The 20 Best Timothy Syndrome Doctors in Japan

Find the Top Timothy Syndrome Experts and Specialists

Last Updated: 11/08/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 29 doctor with experience in Timothy Syndrome near Japan. Of these, 18 are Experienced, 6 are Advanced and 5 are Elite.

Location
LocationClose
29 providers found
    Elite in Timothy Syndrome
    Elite in Timothy Syndrome
    Referral may be required
    Nagaoka, JP 

    Junichi Ozawa practices practicing medicine in Nagaoka, Japan. Mr. Ozawa is rated as an Elite expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Timothy Syndrome, Polysyndactyly Cardiac Malformation, Long QT Syndrome, and Syndactyly.

    Elite in Timothy Syndrome
    Elite in Timothy Syndrome
    Referral may be required
    Otsu, JP 

    Minoru Horie practices practicing medicine in Otsu, Japan. Mr. Horie is rated as an Elite expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Andersen-Tawil Syndrome, Ventricular Fibrillation, Long QT Syndrome, Percutaneous Coronary Intervention (PCI), and Thrombectomy.

    Elite in Timothy Syndrome
    Elite in Timothy Syndrome
    Referral may be required
    Suita, JP 

    Seiko Ohno practices practicing medicine in Suita, Japan. Ohno is rated as an Elite expert by MediFind in the treatment of Timothy Syndrome. They are also highly rated in 24 other conditions, according to our data. Their clinical expertise encompasses Long QT Syndrome, Timothy Syndrome, Brugada Syndrome, Cardiac Ablation, and Heart Transplant.

    Learn about our expert tiers
    Elite in Timothy Syndrome
    Elite in Timothy Syndrome
    Referral may be required
    Otsu, JP 

    Megumi Fukuyama practices practicing medicine in Otsu, Japan. Ms. Fukuyama is rated as an Elite expert by MediFind in the treatment of Timothy Syndrome. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Timothy Syndrome, Long QT Syndrome, Polysyndactyly Cardiac Malformation, and Ventricular Fibrillation.

    Elite in Timothy Syndrome
    Elite in Timothy Syndrome
    Referral may be required
    Kyoto, JP 

    Takeru Makiyama practices practicing medicine in Kyoto, Japan. Mr. Makiyama is rated as an Elite expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Long QT Syndrome, Timothy Syndrome, Brugada Syndrome, Ventricular Fibrillation, and Percutaneous Coronary Intervention (PCI).

    Advanced in Timothy Syndrome
    Advanced in Timothy Syndrome
    Referral may be required
    Yokohama, JP 

    Hiroshi Suzuki practices practicing medicine in Yokohama, Japan. Mr. Suzuki is rated as an Advanced expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Niemann-Pick Disease, Short QT Syndrome, Acute Coronary Syndrome, Percutaneous Coronary Intervention (PCI), and Pacemaker Implantation.

    Advanced in Timothy Syndrome
    Advanced in Timothy Syndrome
    Referral may be required
    Otsu, JP 

    Futoshi Toyoda practices practicing medicine in Otsu, Japan. Toyoda is rated as an Advanced expert by MediFind in the treatment of Timothy Syndrome. They are also highly rated in 4 other conditions, according to our data. Their clinical expertise encompasses Long QT Syndrome 3, Long QT Syndrome, Timothy Syndrome, and Polysyndactyly Cardiac Malformation.

    Advanced in Timothy Syndrome
    Advanced in Timothy Syndrome
    Referral may be required
    Tokyo, JP 

    Fuun Kawano practices practicing medicine in Tokyo, Japan. Kawano is rated as an Advanced expert by MediFind in the treatment of Timothy Syndrome. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Timothy Syndrome.

    Advanced in Timothy Syndrome
    Advanced in Timothy Syndrome
    Referral may be required
    Higashi-osaka, JP 

    Hiroshi Matsuura practices practicing medicine in Higashi-osaka, Japan. Mr. Matsuura is rated as an Advanced expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Long QT Syndrome, Long QT Syndrome 3, Polysyndactyly Cardiac Malformation, and Timothy Syndrome.

    Advanced in Timothy Syndrome
    Advanced in Timothy Syndrome
    Referral may be required
    Okazaki, JP 

    Koichi Kato practices practicing medicine in Okazaki, Japan. Mr. Kato is rated as an Advanced expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Long QT Syndrome, Sick Sinus Syndrome, Hemochromatosis, Thrombectomy, and Pacemaker Implantation.

    Advanced in Timothy Syndrome
    Advanced in Timothy Syndrome
    Referral may be required
    National Institute Of Advanced Industrial Science And Technology 1-1-1 Higashi Tsukuba Ibaraki 305-8566 Japan, 
    Tsukuba, JP 

    Kumi Morikawa practices practicing medicine in Tsukuba, Japan. Ms. Morikawa is rated as an Advanced expert by MediFind in the treatment of Timothy Syndrome. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Timothy Syndrome and Long QT Syndrome.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Tokyo, JP 

    Rika Kosaki practices practicing medicine in Tokyo, Japan. Ms. Kosaki is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Hartsfield Syndrome, Rubinstein-Taybi Syndrome, Jacobsen Syndrome, and Split Hand Foot Malformation.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Nagoya, JP 

    Shin-ichiro Horigane practices practicing medicine in Nagoya, Japan. Horigane is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. Their clinical expertise encompasses Polysyndactyly Cardiac Malformation, Timothy Syndrome, Syndactyly, and Acromicric Dysplasia.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Kagoshima, JP 

    Masao Yoshinaga practices practicing medicine in Kagoshima, Japan. Mr. Yoshinaga is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Long QT Syndrome, Long QT Syndrome 3, Andersen-Tawil Syndrome, and Ventricular Fibrillation.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Hamamatsu, JP 

    Hideki Saito practices practicing medicine in Hamamatsu, Japan. Mr. Saito is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. His clinical expertise encompasses Timothy Syndrome, Polysyndactyly Cardiac Malformation, Thyroid Storm, and Wolff-Parkinson-White Syndrome.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Nagoya, JP 

    Shuhei Ueda practices practicing medicine in Nagoya, Japan. Mr. Ueda is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. His clinical expertise encompasses Polysyndactyly Cardiac Malformation, HIV/AIDS, Williams Syndrome, Gastrostomy, and Splenectomy.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Tokyo, JP 

    Hiroshi Terashima practices practicing medicine in Tokyo, Japan. Mr. Terashima is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Genetic Epilepsy with Febrile Seizures Plus (GEFS+), Seizures, Epilepsy in Children, and Neonatal Hemochromatosis.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Chiba, JP 

    Tomohiko Ai practices practicing medicine in Chiba, Japan. Ai is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Dilated Cardiomyopathy (DCM), Cardiomyopathy, Severe Acute Respiratory Syndrome (SARS), Polysyndactyly Cardiac Malformation, and Bone Marrow Aspiration.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Kyoto, JP 

    Asahi Haijima practices practicing medicine in Kyoto, Japan. Mr. Haijima is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. His clinical expertise encompasses Hypothyroidism, Polysyndactyly Cardiac Malformation, Timothy Syndrome, and Syndactyly.

    Experienced in Timothy Syndrome
    Experienced in Timothy Syndrome
    Referral may be required
    Tokorozawa, JP 

    Masaki Kakeyama practices practicing medicine in Tokorozawa, Japan. Mr. Kakeyama is rated as an Experienced expert by MediFind in the treatment of Timothy Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Focal or Multifocal Malformations in Neuronal Migration, Polysyndactyly Cardiac Malformation, Timothy Syndrome, and Syndactyly.

    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 Timothy Syndrome?

    Timothy syndrome is a disorder that affects the heart, digits (toes and fingers), and nervous system (brain and nerves). It is a type of long QT syndrome. Long QT syndrome refers to a prolonged QT interval measurement seen on the electrocardiogram. Symptoms of Timothy syndrome include fusion of the skin between fingers or toes (syndactyly), distinctive facial features, and congenital heart defects. Additional symptoms may include developmental delay, intellectual disability, and autism spectrum disorders. There are two forms of Timothy syndrome, classified based on signs and symptoms. Type 1, known as classic type, includes all of the symptoms described above. Type 2, or atypical type, causes a more severe form of long QT syndrome and does not appear to include syndactyly. Both types are caused by genetic changes in the CACNA1C gene and are inherited in an autosomal dominant manner.

    When should I see a Timothy Syndrome 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 Timothy Syndrome 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 Timothy Syndrome doctor in Japan?

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

    Timothy Syndrome doctor near New York, NY
    Timothy Syndrome doctor near Los Angeles, CA
    Timothy Syndrome doctor near Chicago, IL
    Timothy Syndrome doctor near Houston, TX
    Timothy Syndrome doctor near Phoenix, AZ
    Timothy Syndrome doctor near Philadelphia, PA
    Timothy Syndrome doctor near Atlanta, GA
    Timothy Syndrome doctor near Boston, MA
    Timothy Syndrome doctor near Dallas, TX
    Timothy Syndrome doctor near San Jose, CA

    How does MediFind rank Timothy Syndrome 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 Timothy Syndrome 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 Timothy Syndrome 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 Timothy Syndrome doctor search results page. 

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

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

    Look for the filter feature on the left-side of the Timothy Syndrome 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 

    Read more about our Content Policy.