Print Departments and specialties Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery. Departments that treat this condition Bone Marrow Transplant Program Cancer Care at Mayo Clinic Dermatology Hematology Laboratory Medicine and Pathology Nuclear Medicine Therapy Oncology (Medical) Pediatric Hematology/Oncology in Minnesota Proton Beam Therapy Program Radiation Oncology Transplant Center Doctors who treat this condition Edit search filters Close Narrow your search By location Rochester, MN By last name Find a doctor whose last name begins with the letter A A Find a doctor whose last name begins with the letter B B Find a doctor whose last name begins with the letter C C Find a doctor whose last name begins with the letter D D There are no doctors whose last name begins with the letter E E Find a doctor whose last name begins with the letter F F Find a doctor whose last name begins with the letter G G Find a doctor whose last name begins with the letter H H Find a doctor whose last name begins with the letter I I active Find a doctor whose last name begins with the letter J J Find a doctor whose last name begins with the letter K K Find a doctor whose last name begins with the letter L L Find a doctor whose last name begins with the letter M M Find a doctor whose last name begins with the letter N N There are no doctors whose last name begins with the letter O O Find a doctor whose last name begins with the letter P P There are no doctors whose last name begins with the letter Q Q Find a doctor whose last name begins with the letter R R Find a doctor whose last name begins with the letter S S Find a doctor whose last name begins with the letter T T There are no doctors whose last name begins with the letter U U Find a doctor whose last name begins with the letter V V Find a doctor whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X There are no doctors whose last name begins with the letter Y Y There are no doctors whose last name begins with the letter Z Z Reset all filters Search Tips Use quotes for phrases. Even if there are no auto-suggestions within the search field, hit "Search" anyway, as you may still get results. Displaying 1-1 out of 1 doctors available Last Name Initial: J Patrick B. Johnston, M.D., Ph.D. Hematologist Rochester, MN Areas of focus: Lymphoma, Hodgkin lymphoma ResearchMayo Clinic is an international leader in lymphoma research. The Hematologic Malignancies Program conducts research related to lymphoma and other blood and bone marrow cancers. Cancer research is conducted in coordination with the Mayo Clinic Comprehensive Cancer Center. The Mayo Clinic Comprehensive Cancer Center receives funding from the National Cancer Institute and is designated as a comprehensive cancer center — recognition for an institution's scientific excellence and multidisciplinary resources focused on cancer prevention, diagnosis and treatment. Areas of research include: Designing and conducting clinical trials for more effective and less toxic treatments for all forms of lymphoma Developing the first genetic test to help guide the diagnosis and treatment of people with diffuse large B-cell lymphoma, the most common type of non-Hodgkin's lymphoma Understanding who is more likely to have a relapse of lymphoma and why Finding ways to improve quality of life after lymphoma treatment Mayo Clinic Comprehensive Cancer Center is one of a handful of U.S. facilities that received a National Cancer Institute Specialized Program of Research Excellence (SPORE) grant for lymphoma research. Learn more about the University of Iowa/Mayo Clinic Lymphoma SPORE. PublicationsSee a list of publications about lymphoma by Mayo Clinic doctors on PubMed, a service of the National Library of Medicine. Research Profiles Narrow your search By location Arizona Florida Minnesota View all View all physicians • Arizona Reeder, Craig B. M.D. Arizona By Mayo Clinic Staff Lymphoma care at Mayo Clinic Request an appointment Diagnosis & treatmentCare at Mayo Clinic Dec. 14, 2022 Print Share on: FacebookTwitter Living with lymphoma? Connect with others like you for support and answers to your questions in the CAR-T Cell Therapy support group on Mayo Clinic Connect, a patient community. CAR-T Cell Therapy Discussions CAR-T Cell Therapy: Introduce yourself and connect with others 174 Replies Thu, Jun 01, 2023 chevron-right CAR-T cell Therapy: Joint and muscle pain 22 Replies Thu, Apr 06, 2023 chevron-right Eating during cancer care 34 Replies Tue, Apr 04, 2023 chevron-right See more discussions Related Lymph node clusters Lymphoma FAQs What is lymphoma? An expert explains News from Mayo Clinic Mayo Clinic Q and A: What is lymphoma? 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