The 20 Best Breast Cancer Doctors Near Me in Nagano, JP

Find the Top Breast Cancer Experts and Specialists

Last Updated: 04/28/2026

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

MediFind found 19 doctor with experience in Breast Cancer near Nagano, JP. Of these, 16 are Experienced and 3 are Advanced.

Location
LocationClose
19 providers found
    Advanced in Breast Cancer

    Takaaki Oba
    Advanced in Breast Cancer

    Takaaki Oba
    Matsumoto, JP 

    Takaaki Oba practices practicing medicine in Matsumoto, Japan. Oba is rated as an Advanced expert by MediFind in the treatment of Breast Cancer. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Breast Cancer, Thyroid Cancer, Lung Metastases, Mastectomy, and Parathyroidectomy.

    Advanced in Breast Cancer

    Ken-ichi Ito
    Advanced in Breast Cancer

    Ken-ichi Ito
    Matsumoto, JP 

    Ken-ichi Ito practices practicing medicine in Matsumoto, Japan. Ito is rated as an Advanced expert by MediFind in the treatment of Breast Cancer. They are also highly rated in 4 other conditions, according to our data. Their clinical expertise encompasses Anaplastic Thyroid Cancer, Thyroid Cancer, Breast Cancer, Thyroidectomy, and Mastectomy.

    Advanced in Breast Cancer

    Tokiko Ito
    Advanced in Breast Cancer

    Tokiko Ito
    Matsumoto, JP 

    Tokiko Ito practices practicing medicine in Matsumoto, Japan. Ms. Ito is rated as an Advanced expert by MediFind in the treatment of Breast Cancer. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Breast Cancer, Anaplastic Thyroid Cancer, Thyroid Cancer, Mastectomy, and Thyroidectomy.

    Are you looking for a specific type of Breast Cancer?

    Common conditions include: Breast Cancer in Men, HER-2 Positive Breast Cancer, Inflammatory Breast Cancer, Triple-Negative Breast Cancer

    Learn about our expert tiers
    Experienced in Breast Cancer

    Toshiharu Kanai
    Experienced in Breast Cancer

    Toshiharu Kanai
    Matsumoto, JP 

    Toshiharu Kanai practices practicing medicine in Matsumoto, Japan. Mr. Kanai is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Anaplastic Thyroid Cancer, Thyroid Cancer, Breast Cancer, Mastectomy, and Parathyroidectomy.

    Experienced in Breast Cancer

    Toru Hiraga
    Experienced in Breast Cancer

    Toru Hiraga
    Shiojiri, JP 

    Toru Hiraga practices practicing medicine in Shiojiri, Japan. Mr. Hiraga is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Bone Tumor, Respiratory Acidosis, Breast Cancer, and Chronic Obstructive Pulmonary Disease (COPD).

    Experienced in Breast Cancer

    Kazuma Maeno
    Experienced in Breast Cancer

    Kazuma Maeno
    Suwa, JP 

    Kazuma Maeno practices practicing medicine in Suwa, Japan. Mr. Maeno is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. His clinical expertise encompasses Anaplastic Thyroid Cancer, Thyroid Cancer, Breast Cancer, Mastectomy, and Thyroidectomy.

    Experienced in Breast Cancer

    Mayu Ono
    Experienced in Breast Cancer

    Mayu Ono
    Matsumoto, JP 

    Mayu Ono practices practicing medicine in Matsumoto, Japan. Ms. Ono is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. Her clinical expertise encompasses Breast Cancer, Hemangioendothelioma, Thyroid Cancer, Mastectomy, and Thyroidectomy.

    Experienced in Breast Cancer

    Yoshio Kasuga
    Experienced in Breast Cancer

    Yoshio Kasuga
    Nagano, JP 

    Yoshio Kasuga practices practicing medicine in Nagano, Japan. Mr. Kasuga is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. His clinical expertise encompasses Breast Cancer and Hemangioendothelioma.

    Experienced in Breast Cancer

    Tomohiro Shibata
    Experienced in Breast Cancer

    Tomohiro Shibata
    Matsumoto, JP 

    Tomohiro Shibata practices practicing medicine in Matsumoto, Japan. Mr. Shibata is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. His clinical expertise encompasses Breast Cancer and Anaplastic Thyroid Cancer.

    Experienced in Breast Cancer

    Yozo Nakazawa
    Experienced in Breast Cancer

    Yozo Nakazawa
    Matsumoto, JP 

    Yozo Nakazawa practices practicing medicine in Matsumoto, Japan. Nakazawa is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. They are also highly rated in 15 other conditions, according to our data. Their clinical expertise encompasses Hemophagocytic Lymphohistiocytosis, Non-Langerhans-Cell Histiocytosis, Histiocytosis, Bone Marrow Transplant, and Thrombectomy.

    Experienced in Breast Cancer

    Taijiro Kosaka
    Experienced in Breast Cancer

    Taijiro Kosaka
    Saku, JP 

    Taijiro Kosaka practices practicing medicine in Saku, Japan. Kosaka is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. Their clinical expertise encompasses Breast Cancer, Gastrointestinal Fistula, Gastrointestinal Bleeding, and Pancreaticoduodenectomy.

    Experienced in Breast Cancer

    Kimihiro Shimizu
    Experienced in Breast Cancer

    Kimihiro Shimizu
    Matsumoto, JP 

    Kimihiro Shimizu practices practicing medicine in Matsumoto, Japan. Shimizu is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. They are also highly rated in 11 other conditions, according to our data. Their clinical expertise encompasses Lung Cancer, Lung Adenocarcinoma, Non-Small Cell Lung Cancer (NSCLC), Mastectomy, and Endoscopy.

    Experienced in Breast Cancer

    Hiroki Morikawa
    Experienced in Breast Cancer

    Hiroki Morikawa
    Matsumoto, JP 

    Hiroki Morikawa practices practicing medicine in Matsumoto, Japan. Mr. Morikawa is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. His clinical expertise encompasses Fibroadenoma, Breast Cancer in Men, Papillary Thyroid Cancer, Thyroidectomy, and Mastectomy.

    Experienced in Breast Cancer

    Masatsugu Amitani
    Experienced in Breast Cancer

    Masatsugu Amitani
    Matsumoto, JP 

    Masatsugu Amitani practices practicing medicine in Matsumoto, Japan. Amitani is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. Their clinical expertise encompasses Thyroid Cancer, Fibroadenoma, Breast Cancer, Thyroidectomy, and Mastectomy.

    Experienced in Breast Cancer

    Tadafumi Shimizu
    Experienced in Breast Cancer

    Tadafumi Shimizu
    Matsumoto, JP 

    Tadafumi Shimizu practices practicing medicine in Matsumoto, Japan. Shimizu is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. Their clinical expertise encompasses Thyroid Cancer, Papillary Thyroid Cancer, Fibroadenoma, Thyroidectomy, and Mastectomy.

    Experienced in Breast Cancer

    Takayuki Watanabe
    Experienced in Breast Cancer

    Takayuki Watanabe
    Iiyama, JP 

    Takayuki Watanabe practices practicing medicine in Iiyama, Japan. Mr. Watanabe is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Hereditary Pancreatitis, Acute Pancreatitis, Chronic Pancreatitis, Pancreaticoduodenectomy, and Endoscopy.

    Experienced in Breast Cancer

    Nami Kiyosawa
    Experienced in Breast Cancer

    Nami Kiyosawa
    Matsumoto, JP 

    Nami Kiyosawa practices practicing medicine in Matsumoto, Japan. Ms. Kiyosawa is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. Her clinical expertise encompasses Appendix Cancer, Papillary Thyroid Cancer, Appendicitis, Appendectomy, and Mastectomy.

    Experienced in Breast Cancer

    Tatsunori Chino
    Experienced in Breast Cancer

    Tatsunori Chino
    Matsumoto, JP 

    Tatsunori Chino practices practicing medicine in Matsumoto, Japan. Chino is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. Their clinical expertise encompasses Hypercalcemia, Milk-Alkali Syndrome, Papillary Thyroid Cancer, and Pleural Effusion.

    Experienced in Breast Cancer

    Akira Yamada
    Experienced in Breast Cancer

    Akira Yamada
    Matsumoto, JP 

    Akira Yamada practices practicing medicine in Matsumoto, Japan. Yamada is rated as an Experienced expert by MediFind in the treatment of Breast Cancer. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Liver Cancer, Hepatitis C, Hepatitis, Lung Cancer, and Hepatectomy.

    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 1-19 of 19

    Last Updated: 04/28/2026

    What is the definition of Breast Cancer?

    Breast cancer is cancer that starts in the tissues of the breast. There are two main types of breast cancer:

    • Ductal carcinoma starts in the tubes (ducts) that carry milk from the breast to the nipple. Most breast cancers are of this type.
    • Lobular carcinoma starts in the parts of the breast, called lobules, which produce milk.

    In rare cases, other kinds of breast cancer can start in other areas of the breast.

    When should I see a Breast Cancer 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 Breast Cancer 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 Breast Cancer doctor in Nagano, JP?

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

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

    How does MediFind rank Breast Cancer 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 Breast Cancer 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 Breast Cancer 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 Breast Cancer doctor search results page. 

    Why is it important to get a second opinion from a different Breast Cancer 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 Breast Cancer 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 Breast Cancer 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 Breast Cancer 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 Breast Cancer doctors in Nagano, JP?

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

    Look for the filter feature on the left-side of the Breast Cancer 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.