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    Last Updated: 10/30/2025

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    MediFind found 25 doctor with experience in Histiocytosis near Nagano, JP. Of these, 22 are Experienced and 3 are Distinguished.

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    25 providers found
      Distinguished in Histiocytosis

      Kenichi Sakamoto
      Distinguished in Histiocytosis

      Kenichi Sakamoto
      Matsumoto, JP 

      Kenichi Sakamoto practices in Matsumoto, Japan. Mr. Sakamoto is rated as a Distinguished expert by MediFind in the treatment of Histiocytosis. His top areas of expertise are Reticulohistiocytoma, Histiocytosis, Langerhans Cell Histiocytosis, Bone Marrow Aspiration, and Bone Marrow Transplant.

      Distinguished in Histiocytosis

      Yozo Nakazawa
      Distinguished in Histiocytosis

      Yozo Nakazawa
      Matsumoto, JP 

      Yozo Nakazawa practices in Matsumoto, Japan. Nakazawa is rated as a Distinguished expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Hemophagocytic Lymphohistiocytosis, Non-Langerhans-Cell Histiocytosis, Histiocytosis, Bone Marrow Transplant, and Thrombectomy.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Distinguished in Histiocytosis

      Ryu Yanagisawa
      Distinguished in Histiocytosis

      Ryu Yanagisawa
      Matsumoto, JP 

      Ryu Yanagisawa practices in Matsumoto, Japan. Mr. Yanagisawa is rated as a Distinguished expert by MediFind in the treatment of Histiocytosis. His top areas of expertise are Hemolytic Transfusion Reaction, Hemophagocytic Lymphohistiocytosis, Non-Langerhans-Cell Histiocytosis, Bone Marrow Transplant, and Angioplasty.

      Learn about our expert tiers
      Experienced in Histiocytosis

      Kazuyuki Matsuda
      Experienced in Histiocytosis

      Kazuyuki Matsuda
      Matsumoto, JP 

      Kazuyuki Matsuda practices in Matsumoto, Japan. Mr. Matsuda is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. His top areas of expertise are Juvenile Myelomonocytic Leukemia (JMML), Acute Myelomonocytic Leukemia, Pure Red Cell Aplasia, Hemophagocytic Lymphohistiocytosis, and Bone Marrow Transplant.

      Experienced in Histiocytosis

      Yuta Maruyama
      Experienced in Histiocytosis

      Yuta Maruyama
      Matsumoto, JP 

      Yuta Maruyama practices in Matsumoto, Japan. Mr. Maruyama is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. His top areas of expertise are Hemophagocytic Lymphohistiocytosis, Griscelli Syndrome, Non-Langerhans-Cell Histiocytosis, Histiocytosis, and Bone Marrow Transplant.

      Experienced in Histiocytosis

      Eri Okura
      Experienced in Histiocytosis

      Eri Okura
      Matsumoto, JP 

      Eri Okura practices in Matsumoto, Japan. Okura is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Hemophagocytic Lymphohistiocytosis, Piebaldism, Non-Langerhans-Cell Histiocytosis, and Histiocytosis.

      Experienced in Histiocytosis

      Takashi Ehara
      Experienced in Histiocytosis

      Takashi Ehara
      Matsumoto, JP 

      Takashi Ehara practices in Matsumoto, Japan. Mr. Ehara is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. His top areas of expertise are Proximal Renal Tubular Acidosis, Primary Tubular Proximal Acidosis, Renal Tubular Acidosis, Glomerulonephritis, and Bone Marrow Aspiration.

      Experienced in Histiocytosis

      Masahiko Sumi
      Experienced in Histiocytosis

      Masahiko Sumi
      Nagano, JP 

      Masahiko Sumi practices in Nagano, Japan. Sumi is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Hemolytic Crisis, Mononucleosis, Leukemia, Bone Marrow Aspiration, and Bone Marrow Transplant.

      Experienced in Histiocytosis

      Hikaru Kobayashi
      Experienced in Histiocytosis

      Hikaru Kobayashi
      Nagano, JP 

      Hikaru Kobayashi practices in Nagano, Japan. Kobayashi is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Angioimmunoblastic T-cell Lymphoma, Graft Versus Host Disease (GvHD), Lymphofollicular Hyperplasia, Bone Marrow Transplant, and Bone Marrow Aspiration.

      Experienced in Histiocytosis

      Kazutoshi Komori
      Experienced in Histiocytosis

      Kazutoshi Komori
      Azumino, JP 

      Kazutoshi Komori practices in Azumino, Japan. Komori is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Leukemoid Reaction, Hemolytic Transfusion Reaction, Neuroepithelioma, Primary Lymphoma of the Brain, and Bone Marrow Transplant.

      Experienced in Histiocytosis

      Miyuki Tanaka
      Experienced in Histiocytosis

      Miyuki Tanaka
      Matsumoto, JP 

      Miyuki Tanaka practices in Matsumoto, Japan. Ms. Tanaka is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Her top areas of expertise are Acute Lymphoblastic Leukemia (ALL), Ollier Disease, Maffucci Syndrome, Bone Marrow Transplant, and Bone Marrow Aspiration.

      Experienced in Histiocytosis

      Toshimitsu Ueki
      Experienced in Histiocytosis

      Toshimitsu Ueki
      Nagano, JP 

      Toshimitsu Ueki practices in Nagano, Japan. Ueki is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Leukemia, Acute Myeloid Leukemia (AML), Encephalitis, Bone Marrow Aspiration, and Bone Marrow Transplant.

      Experienced in Histiocytosis

      Keijiro Sato
      Experienced in Histiocytosis

      Keijiro Sato
      Nagano, JP 

      Keijiro Sato practices in Nagano, Japan. Sato is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Hemolytic Crisis, Acquired Amegakaryocytic Thrombocytopenia, Mononucleosis, Bone Marrow Transplant, and Bone Marrow Aspiration.

      Experienced in Histiocytosis

      Yu Furui
      Experienced in Histiocytosis

      Yu Furui
      Matsumoto, JP 

      Yu Furui practices in Matsumoto, Japan. Furui is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Leukemoid Reaction, Periorbital Cellulitis, Piebaldism, and Juvenile Myelomonocytic Leukemia (JMML).

      Experienced in Histiocytosis

      Koichi Hirabayashi
      Experienced in Histiocytosis

      Koichi Hirabayashi
      Matsumoto, JP 

      Koichi Hirabayashi practices in Matsumoto, Japan. Mr. Hirabayashi is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. His top areas of expertise are Hypermethioninemia, Juvenile Myelomonocytic Leukemia (JMML), Wilms Tumor, Piebaldism, and Bone Marrow Transplant.

      Experienced in Histiocytosis

      Hiroko Kazumoto
      Experienced in Histiocytosis

      Hiroko Kazumoto
      Nagano, JP 

      Hiroko Kazumoto practices in Nagano, Japan. Ms. Kazumoto is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Her top areas of expertise are Pernicious Anemia, Histiocytosis, Reticulohistiocytoma, Bone Marrow Aspiration, and Bone Marrow Transplant.

      Experienced in Histiocytosis

      Hideyuki Nakazawa
      Experienced in Histiocytosis

      Hideyuki Nakazawa
      Matsumoto, JP 

      Hideyuki Nakazawa practices in Matsumoto, Japan. Nakazawa is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Pure Red Cell Aplasia, Adult T-Cell Leukemia, Anemia, Bone Marrow Transplant, and Splenectomy.

      Experienced in Histiocytosis

      Yoshifumi Ogiso
      Experienced in Histiocytosis

      Yoshifumi Ogiso
      Azumino, JP 

      Yoshifumi Ogiso practices in Azumino, Japan. Ogiso is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their top areas of expertise are Neuroepithelioma, Acute Myelomonocytic Leukemia, Leukemoid Reaction, and Actinomycosis.

      Experienced in Histiocytosis

      Yosuke Miyairi
      Experienced in Histiocytosis

      Yosuke Miyairi
      Azumino, JP 

      Yosuke Miyairi practices in Azumino, Japan. Mr. Miyairi is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. His top areas of expertise are Cerebral Cavernous Malformation, Hemangioma, Ependymoma, and Histiocytosis.

      Experienced in Histiocytosis

      Shoji Saito
      Experienced in Histiocytosis

      Shoji Saito
      Matsumoto, JP 

      Shoji Saito practices in Matsumoto, Japan. Mr. Saito is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. His top areas of expertise are Leukemia, Neuroblastoma, Embryonal Tumor with Multilayered Rosettes, Bone Marrow Transplant, and Thrombectomy.

      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 25

      Last Updated: 10/30/2025

      What is the definition of Histiocytosis?

      Histiocytosis is a general name for a group of disorders or "syndromes" that involve an abnormal increase in the number of specialized white blood cells that are called histiocytes.

      Recently, new knowledge about this family of diseases has led experts to develop a new classification. Five categories have been proposed:

      • L group -- includes Langerhans cell histiocytosis and Erdheim-Chester disease
      • C group -- includes non-Langerhans cell histiocytosis that involves the skin
      • M group -- includes malignant histiocytosis
      • R group -- includes Rosai-Dorfman disease
      • H Group -- includes hemophagocytic lymphohistiocytosis

      This article focuses only on the L group, which includes Langerhans cell histiocytosis and Erdheim-Chester disease.

      When should I see a Histiocytosis doctor in Nagano, JP?

      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 Histiocytosis doctor in Nagano, JP?

      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 Histiocytosis doctor in Nagano, JP?

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

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      How does MediFind rank Histiocytosis doctors in Nagano, JP?

      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 Histiocytosis doctors in Nagano, JP?

      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 Histiocytosis doctor in Nagano, JP?

      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 Histiocytosis doctor search results page. 

      Why is it important to get a second opinion from a different Histiocytosis 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 Histiocytosis doctor in Nagano, JP?

      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 Histiocytosis 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 Histiocytosis 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 Histiocytosis doctors in Nagano, JP?

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

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