The 20 Best Ornithine Transcarbamylase Deficiency Doctors in Japan

Find the Top Ornithine Transcarbamylase Deficiency Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 153 doctor with experience in Ornithine Transcarbamylase Deficiency near Japan. Of these, 132 are Experienced, 14 are Advanced and 7 are Distinguished.

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153 providers found
    Distinguished in Ornithine Transcarbamylase Deficiency

    Kimitoshi Nakamura
    Distinguished in Ornithine Transcarbamylase Deficiency

    Kimitoshi Nakamura
    Referral may be required
    Kumamoto, JP 

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

    Distinguished in Ornithine Transcarbamylase Deficiency

    Shirou E. Matsumoto
    Distinguished in Ornithine Transcarbamylase Deficiency

    Shirou E. Matsumoto
    Referral may be required
    Kumamoto, JP 

    Shirou Matsumoto practices practicing medicine in Kumamoto, Japan. Matsumoto is rated as a Distinguished expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. 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.

    Distinguished in Ornithine Transcarbamylase Deficiency

    Kei Murayama
    Distinguished in Ornithine Transcarbamylase Deficiency

    Kei Murayama
    Referral may be required
    Tokyo, JP 

    Kei Murayama practices practicing medicine in Tokyo, Japan. Murayama is rated as a Distinguished expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 26 other conditions, according to our data. Their clinical expertise encompasses Leigh Syndrome, Lactic Acidosis, Urea Cycle Disorders (UCD), Liver Transplant, and Bone Marrow Aspiration.

    Learn about our expert tiers
    Distinguished in Ornithine Transcarbamylase Deficiency

    Toshihiko Kakiuchi
    Distinguished in Ornithine Transcarbamylase Deficiency

    Toshihiko Kakiuchi
    Referral may be required
    Saga, JP 

    Toshihiko Kakiuchi practices practicing medicine in Saga, Japan. Kakiuchi is rated as a Distinguished expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 17 other conditions, according to our data. Their clinical expertise encompasses Helicobacter Pylori Infection, Intussusception in Children, Ornithine Transcarbamylase Deficiency, Endoscopy, and Colonoscopy.

    Distinguished in Ornithine Transcarbamylase Deficiency

    Reiko Horikawa
    Distinguished in Ornithine Transcarbamylase Deficiency

    Reiko Horikawa
    Referral may be required
    Tokyo, JP 

    Reiko Horikawa practices practicing medicine in Tokyo, Japan. Ms. Horikawa is rated as a Distinguished expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. She is also highly rated in 30 other conditions, according to our data. Her clinical expertise encompasses Pediatric Growth Hormone Deficiency, Growth Hormone Deficiency (GHD), Small for Gestational Age, Hormone Replacement Therapy (HRT), and Liver Transplant.

    Distinguished in Ornithine Transcarbamylase Deficiency

    Jun Kido
    Distinguished in Ornithine Transcarbamylase Deficiency

    Jun Kido
    Referral may be required
    Kumamoto, JP 

    Jun Kido practices practicing medicine in Kumamoto, Japan. Mr. Kido is rated as a Distinguished expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. He is also highly rated in 13 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.

    Distinguished in Ornithine Transcarbamylase Deficiency

    Tomoko Lee
    Distinguished in Ornithine Transcarbamylase Deficiency

    Tomoko Lee
    Referral may be required
    JP 

    Tomoko Lee practices practicing medicine in Japan. Ms. Lee is rated as a Distinguished expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Duchenne Muscular Dystrophy, Ornithine Transcarbamylase Deficiency, Becker Muscular Dystrophy, and Menkes Disease.

    Advanced in Ornithine Transcarbamylase Deficiency

    Akihiro Umezawa
    Advanced in Ornithine Transcarbamylase Deficiency

    Akihiro Umezawa
    Referral may be required
    Setagaya, JP 

    Akihiro Umezawa practices practicing medicine in Setagaya, Japan. Mr. Umezawa is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Nevoid Basal Cell Carcinoma Syndrome, Gorham's Disease, Teratoma of the Mediastinum, Osteotomy, and Hormone Replacement Therapy (HRT).

    Advanced in Ornithine Transcarbamylase Deficiency

    Takanobu Shigeta
    Advanced in Ornithine Transcarbamylase Deficiency

    Takanobu Shigeta
    Referral may be required
    Setagaya, JP 

    Takanobu Shigeta practices practicing medicine in Setagaya, Japan. Shigeta is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Ornithine Transcarbamylase Deficiency, Urea Cycle Disorders (UCD), Liver Failure, Liver Transplant, and Osteotomy.

    Advanced in Ornithine Transcarbamylase Deficiency

    Akinari Fukuda
    Advanced in Ornithine Transcarbamylase Deficiency

    Akinari Fukuda
    Referral may be required
    Tokyo, JP 

    Akinari Fukuda practices practicing medicine in Tokyo, Japan. Fukuda is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 20 other conditions, according to our data. Their clinical expertise encompasses Biliary Atresia, Congenital Hepatic Fibrosis, Biliary Hypoplasia, Liver Transplant, and Hepatectomy.

    Advanced in Ornithine Transcarbamylase Deficiency

    Hideo Sasai
    Advanced in Ornithine Transcarbamylase Deficiency

    Hideo Sasai
    Referral may be required
    Gifu-shi, JP 

    Hideo Sasai practices practicing medicine in Gifu-shi, Japan. Mr. Sasai is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Succinyl-CoA:3-Ketoacid CoA Transferase Deficiency, Beta-Ketothiolase Deficiency, Metabolic Acidosis, and Enlarged Liver.

    Advanced in Ornithine Transcarbamylase Deficiency

    Toshihisa Kojima
    Advanced in Ornithine Transcarbamylase Deficiency

    Toshihisa Kojima
    Referral may be required
    Nagoya, JP 

    Toshihisa Kojima practices practicing medicine in Nagoya, Japan. Kojima is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 8 other conditions, according to our data. Their clinical expertise encompasses Rheumatoid Arthritis (RA), Arthritis, Necrosis, Knee Replacement, and Hip Replacement.

    Advanced in Ornithine Transcarbamylase Deficiency

    Satoru Yoshida
    Advanced in Ornithine Transcarbamylase Deficiency

    Satoru Yoshida
    Referral may be required
    Toyoake, JP 

    Satoru Yoshida practices practicing medicine in Toyoake, Japan. Mr. Yoshida is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Ornithine Transcarbamylase Deficiency, Urea Cycle Disorders (UCD), Neurohypophyseal Diabetes Insipidus, Diabetes Insipidus (DI), and Corneal Transplant.

    Advanced in Ornithine Transcarbamylase Deficiency

    Yasuhiro Takeshima
    Advanced in Ornithine Transcarbamylase Deficiency

    Yasuhiro Takeshima
    Referral may be required
    Kashihara, JP 

    Yasuhiro Takeshima practices practicing medicine in Kashihara, Japan. Mr. Takeshima is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Duchenne Muscular Dystrophy, Becker Muscular Dystrophy, Spinal Muscular Atrophy (SMA), Thrombectomy, and Spinal Fusion.

    Advanced in Ornithine Transcarbamylase Deficiency

    Yoriko Watanabe
    Advanced in Ornithine Transcarbamylase Deficiency

    Yoriko Watanabe
    Referral may be required
    Kurume, JP 

    Yoriko Watanabe practices practicing medicine in Kurume, Japan. Watanabe is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 4 other conditions, according to our data. Their clinical expertise encompasses Urea Cycle Disorders (UCD), Citrullinemia, Ornithine Transcarbamylase Deficiency, and Infant Epilepsy with Migrant Focal Crisis.

    Advanced in Ornithine Transcarbamylase Deficiency

    Kanako Ishii-Kojima
    Advanced in Ornithine Transcarbamylase Deficiency

    Kanako Ishii-Kojima
    Referral may be required
    Fukuoka, JP 

    Kanako Ishii-Kojima practices practicing medicine in Fukuoka, Japan. Ms. Ishii-Kojima is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Citrullinemia, Ornithine Transcarbamylase Deficiency, Urea Cycle Disorders (UCD), and Congenital Hypothyroidism.

    Advanced in Ornithine Transcarbamylase Deficiency

    Yuki Hasegawa
    Advanced in Ornithine Transcarbamylase Deficiency

    Yuki Hasegawa
    Referral may be required
    Matsue, JP 

    Yuki Hasegawa practices practicing medicine in Matsue, Japan. Hasegawa is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 10 other conditions, according to our data. Their clinical expertise encompasses Glutaric Acidemia Type 2, Mitochondrial Trifunctional Protein Deficiency, Protein Deficiency, and Ornithine Transcarbamylase Deficiency.

    Advanced in Ornithine Transcarbamylase Deficiency

    Seisuke Sakamoto
    Advanced in Ornithine Transcarbamylase Deficiency

    Seisuke Sakamoto
    Referral may be required
    Tokyo, JP 

    Seisuke Sakamoto practices practicing medicine in Tokyo, Japan. Sakamoto is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 21 other conditions, according to our data. Their clinical expertise encompasses Biliary Atresia, Liver Failure, Congenital Hepatic Fibrosis, Liver Transplant, and Hepatectomy.

    Advanced in Ornithine Transcarbamylase Deficiency

    Shin Enosawa
    Advanced in Ornithine Transcarbamylase Deficiency

    Shin Enosawa
    Referral may be required
    Setagaya, JP 

    Shin Enosawa practices practicing medicine in Setagaya, Japan. Enosawa is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Urea Cycle Disorders (UCD), Ornithine Transcarbamylase Deficiency, Biliary Atresia, Liver Transplant, and Thymectomy.

    Advanced in Ornithine Transcarbamylase Deficiency

    Fumio Endo
    Advanced in Ornithine Transcarbamylase Deficiency

    Fumio Endo
    Referral may be required
    Higashi, JP 

    Fumio Endo practices practicing medicine in Higashi, Japan. Mr. Endo is rated as an Advanced expert by MediFind in the treatment of Ornithine Transcarbamylase Deficiency. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Urea Cycle Disorders (UCD), Ornithine Transcarbamylase Deficiency, Carbamoyl Phosphate Synthetase 1 Deficiency, Fabry Disease, and Liver Transplant.

    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 153

    Last Updated: 06/30/2026

    What is the definition of Ornithine Transcarbamylase Deficiency?

    Ornithine transcarbamylase deficiency is an inherited disorder that causes ammonia to accumulate in the blood. Ammonia, which is formed when proteins are broken down in the body, is toxic if the levels become too high. The nervous system is especially sensitive to the effects of excess ammonia.

    When should I see an Ornithine Transcarbamylase Deficiency 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 an Ornithine Transcarbamylase Deficiency 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 Ornithine Transcarbamylase Deficiency doctor in Japan?

    You can find an Ornithine Transcarbamylase Deficiency doctor in any of the 10 largest U.S. cities by clicking below:

    Ornithine Transcarbamylase Deficiency doctor near New York, NY
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    Ornithine Transcarbamylase Deficiency doctor near Philadelphia, PA
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    Ornithine Transcarbamylase Deficiency doctor near Boston, MA
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    How does MediFind rank Ornithine Transcarbamylase Deficiency 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 Ornithine Transcarbamylase Deficiency 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 an Ornithine Transcarbamylase Deficiency 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 Ornithine Transcarbamylase Deficiency doctor search results page. 

    Why is it important to get a second opinion from a different Ornithine Transcarbamylase Deficiency 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 an Ornithine Transcarbamylase Deficiency 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 Ornithine Transcarbamylase Deficiency 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 Ornithine Transcarbamylase Deficiency 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 Ornithine Transcarbamylase Deficiency doctors in Japan?

    Look for the filter feature on the left side of the Ornithine Transcarbamylase Deficiency 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 an Ornithine Transcarbamylase Deficiency doctor that offers video calls?

    Look for the filter feature on the left-side of the Ornithine Transcarbamylase Deficiency 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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