Dr. Zhubin Gahvari

Natalie Callander, MD, is a UW Health hematologist specializing in blood disorders and multiple myeloma blood cancer. She’s also a professor in the Department of Medicine at the University of Wisconsin School of Medicine and Public Health.Dr. Callander treats multiple myeloma and complications such as anemia, bone fractures and infections. She leads the multiple myeloma clinical program at the UW Health|Carbone Cancer Center. Dr. Callander’s specialties include advanced stem cell transplantation, during which patients may receive their own transplanted cells or compatible donor cells.Understanding that cancer care can feel overwhelming, Dr. Callander takes time to listen to her patients and guide them through treatment options and care. She reassures patients and shares resources and medical advances that can greatly improve their treatment results and quality of life.Dr. Callander and her UW Health colleagues are at the forefront of research for multiple myeloma. Her research focuses on autologous (self) stem cell transplantation and new cellular and medical therapies for multiple myeloma. She invites her patients to participate in clinical studies that can benefit them personally while also contributing to improved cancer care.Outside of work, Dr. Callander enjoys cooking and spending time with her family.It’s been incredibly gratifying to take care of patients that I met 20 years ago who are doing great. Dr. Callander is highly rated in 20 conditions, according to our data. Her clinical expertise encompasses Multiple Myeloma, Relapsed Refractory Multiple Myeloma (RRMM), Smoldering Multiple Myeloma, Bone Marrow Transplant, and Bone Marrow Aspiration. Dr. Callander is board certified in Hematology, Internal Medicine, and Medical Oncology.

Vaishalee Kenkre, MD, is a UW Health hematologist and an associate professor in the Department of Medicine, Division of Hematology, Medical Oncology and Palliative Care at the University of Wisconsin School of Medicine and Public Health.Dr. Kenkre treats patients with all types of lymphoma, a blood cancer, including Hodgkin lymphoma and non-Hodgkin lymphoma. As part of the cellular therapy group team, she provides care for people who need a bone marrow transplant or CAR T-cell therapy.Dr. Kenkre finds the field of hematology to be a fulfilling specialty because she can help people through their treatment. Though the care she provides is very clinical, she believes compassion is key. She enjoys getting to know each of her patients in order to tailor their care to best meet their needs and preferences.In addition to her clinical and teaching roles, Dr. Kenkre is involved with clinical research trials for people with lymphoma.In her free time, Dr. Kenkre enjoys traveling and spending time with her children.Even though the medical part of what I do is very clinical, getting to know each person’s experiences and expectations allows me to tailor their care to fit their unique needs. Dr. Kenkre is highly rated in 23 conditions, according to our data. Her clinical expertise encompasses Non-Hodgkin Lymphoma, Follicular Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), Bone Marrow Transplant, and Bone Marrow Aspiration. Dr. Kenkre is board certified in Hematology and Medical Oncology.

Ryan Mattison, MD, is a UW Health hematologist and an associate professor in the Department of Medicine, Division of Hematology, Medical Oncology and Palliative Care at the University of Wisconsin School of Medicine and Public Health.Dr. Mattison cares for adult patients with blood and bone marrow disorders and cancers such as leukemia, lymphoma and myelodysplastic syndrome (blood cell disorders). He also provides care for patients with soft tissue and bone cancers (collectively known as sarcoma).Dr. Mattison uses the latest technologies and treatments, including bone marrow transplants and other cellular therapies, to treat cancer patients. What excites him the most are the incredible advancements in the field over the past 20 years. He has a special interest in drug development to improve patient care and outcomes, and he conducts research and clinical trials involving cancer therapies for patients with leukemia and other blood cancers.Dr. Mattison treats every patient as an individual and personalizes care based on their needs. He educates his patients on their illness and treatment options, empowering them to make the best decisions for their health and well-being.Outside of the clinic, Dr. Mattison enjoys camping, canoeing, cross-country skiing and spending time with his family.I want my patients to know that I’m here to help them, I’m here to listen to them and I won’t hold anything back from them. Dr. Mattison is highly rated in 21 conditions, according to our data. His clinical expertise encompasses Acute Myeloid Leukemia (AML), Acute Lymphoblastic Leukemia (ALL), Myelodysplastic Syndrome (MDS), Bone Marrow Aspiration, and Bone Marrow Transplant. Dr. Mattison is board certified in Hematology, Internal Medicine, and Medical Oncology.