The 20 Best Secondary Immunodeficiency (SID) Doctors in Japan

Find the Top Secondary Immunodeficiency (SID) Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 53 doctor with experience in Secondary Immunodeficiency (SID) near Japan. Of these, 52 are Experienced and 1 are Advanced.

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53 providers found
    Advanced in Secondary Immunodeficiency (SID)
    Advanced in Secondary Immunodeficiency (SID)
    Saitama, JP 

    Kohsuke Imai practices practicing medicine in Saitama, Japan. Imai is rated as an Advanced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 24 other conditions, according to our data. Their clinical expertise encompasses Severe Combined Immunodeficiency (SCID), Primary Immunodeficiency (PID), X-Linked Severe Combined Immunodeficiency, Bone Marrow Transplant, and Bone Marrow Aspiration.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Saitama, JP 

    Katsuyoshi Koh practices practicing medicine in Saitama, Japan. Mr. Koh is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Leukemia, Lymphangiomatosis, Bone Marrow Transplant, and Synovectomy.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Tottori, JP 

    Yoshinori Hashimoto practices practicing medicine in Tottori, Japan. Mr. Hashimoto is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Essential Thrombocythemia, Blood Clots, Polycythemia Vera, SVC Obstruction, and Bone Marrow Aspiration.

    Learn about our expert tiers
    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Fukuoka, JP 

    Shunichi Adachi practices practicing medicine in Fukuoka, Japan. Adachi is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Genetic Epilepsy with Febrile Seizures Plus (GEFS+), Secondary Immunodeficiency (SID), Mononucleosis, and Seizures.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Suita, JP 

    Mikihiro Yunoki practices practicing medicine in Suita, Japan. Yunoki is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). Their clinical expertise encompasses Fetal Parvovirus Syndrome, Secondary Immunodeficiency (SID), Parvovirus Antenatal Infection, and Flu.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Osaka, JP 

    Shigeo Fuji practices practicing medicine in Osaka, Japan. Mr. Fuji is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Adult T-Cell Leukemia, Graft Versus Host Disease (GvHD), Leukemia, Bone Marrow Transplant, and Bone Graft.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Tsukuba, JP 

    Hidetoshi Takada practices practicing medicine in Tsukuba, Japan. Takada is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 22 other conditions, according to our data. Their clinical expertise encompasses Primary Immunodeficiency (PID), Wiskott-Aldrich Syndrome, Infantile Neutropenia, Bone Marrow Transplant, and Colonoscopy.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Saitama, JP 

    Yuki Arakawa practices practicing medicine in Saitama, Japan. Arakawa is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 6 other conditions, according to our data. Their clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Leukemia, Ganglioneuroblastoma, Bone Marrow Transplant, and Bone Marrow Aspiration.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Tokyo, JP 

    Kumiko Ando practices practicing medicine in Tokyo, Japan. Ms. Ando is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). Her clinical expertise encompasses Acute Monoblastic Leukemia (AmoL), Secondary Immunodeficiency (SID), Progressive Multifocal Leukoencephalopathy, Rosai-Dorfman Disease, and Bone Marrow Transplant.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Sendai, JP 

    Hiroki Nobayashi practices practicing medicine in Sendai, Japan. Mr. Nobayashi is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). His clinical expertise encompasses Staphylococcal Meningitis, Interstitial Nephritis, Hypertension, and Secondary Immunodeficiency (SID).

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Fukuoka, JP 

    Akie Hirata practices practicing medicine in Fukuoka, Japan. Hirata is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). Their clinical expertise encompasses Secondary Immunodeficiency (SID), Retinitis Pigmentosa, Retinopathy Pigmentary Mental Retardation, and Late-Onset Retinal Degeneration.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Fukuoka, JP 

    Motoshi Sonoda practices practicing medicine in Fukuoka, Japan. Sonoda is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 10 other conditions, according to our data. Their clinical expertise encompasses CHARGE Syndrome, Aase Syndrome, Pure Red Cell Aplasia, Congenital Athymia, and Bone Marrow Transplant.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Suita, JP 

    Hidenori Kasahara practices practicing medicine in Suita, Japan. Kasahara is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Chronic Myelogenous Leukemia (CML), Leukemia, Secondary Immunodeficiency (SID), Graft Versus Host Disease (GvHD), and Bone Marrow Transplant.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Fukuoka, JP 

    Kenichi Taguchi practices practicing medicine in Fukuoka, Japan. Mr. Taguchi is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Thymic Epithelial Tumor, Lung Adenocarcinoma, Lung Cancer, Mastectomy, and Prostatectomy.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    JP 

    Tomonori Ishii practices practicing medicine in Japan. Ishii is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 21 other conditions, according to our data. Their clinical expertise encompasses Takayasu Arteritis, Vasculitis, Rheumatoid Arthritis (RA), Granulomatosis with Polyangiitis, and Tissue Biopsy.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Osaka, JP 

    Yasuhiro Shingai practices practicing medicine in Osaka, Japan. Mr. Shingai is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). His clinical expertise encompasses Secondary Immunodeficiency (SID), Adult T-Cell Leukemia, Leukemia, and Graft Versus Host Disease (GvHD).

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Fukuoka, JP 

    Shouichi Ohga practices practicing medicine in Fukuoka, Japan. Ohga is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 39 other conditions, according to our data. Their clinical expertise encompasses Protein C Deficiency, Aase Syndrome, Pure Red Cell Aplasia, Vitrectomy, and Bone Marrow Transplant.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Gifu-shi, JP 

    Kunihiro Shinoda practices practicing medicine in Gifu-shi, Japan. Shinoda is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Congenital Syphilis, Febrile Neutropenia, Kikuchi Disease, and Secondary Immunodeficiency (SID).

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Tokyo, JP 

    Kazuo Nakamichi practices practicing medicine in Tokyo, Japan. Mr. Nakamichi is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Progressive Multifocal Leukoencephalopathy, CACH Syndrome, Encephalitis, and Dysarthria.

    Experienced in Secondary Immunodeficiency (SID)
    Experienced in Secondary Immunodeficiency (SID)
    Chiba, JP 

    Hidemasa Ochiai practices practicing medicine in Chiba, Japan. Ochiai is rated as an Experienced expert by MediFind in the treatment of Secondary Immunodeficiency (SID). Their clinical expertise encompasses Acute Monoblastic Leukemia (AmoL), Rosai-Dorfman Disease, Neuroblastoma, Secondary Immunodeficiency (SID), and Bone Marrow 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 53

    Last Updated: 04/28/2026

    When should I see a Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) 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 does MediFind rank Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) doctor search results page. 

    Why is it important to get a second opinion from a different Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) doctors in Japan?

    Look for the filter feature on the left side of the Secondary Immunodeficiency (SID) 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 Secondary Immunodeficiency (SID) doctor that offers video calls?

    Look for the filter feature on the left-side of the Secondary Immunodeficiency (SID) 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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