Dr. Jacqueline A. Mullvain

Julie Chang is a Hematologist and an Oncologist practicing medicine in Madison, Wisconsin. Dr. Chang is highly rated in 19 conditions, according to our data. Her clinical expertise encompasses Mantle Cell Lymphoma (MCL), Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Richter Syndrome, and Bone Marrow Aspiration. Dr. Chang is board certified in American Board Of IM/Hematology , Wisconsin Medical Examining Board, and Drug Enforcement Administration . Dr. Chang is currently accepting new patients.

Dr. O'Mahar is a board certified oncologist. She obtained her undergraduate degree from Stanford University and earned her medical degree from the Washington University School of Medicine in St. Louis. She completed her internship at Barnes-Jewish Hospital in St. Louis and her fellowship at the University of Wisconsin - Madison. Her area of expertise is the treatment of multiple myeloma, myelodysplastic syndromes, monoclonal gammopathy, melanoma and acute and chronic leukemia. In her free time, Dr. O'Mahar enjoys baking and writing sort stories and poetry. Dr. O'mahar is highly rated in 45 conditions, according to our data. Her clinical expertise encompasses Monoclonal Gammopathy of Undetermined Significance (MGUS), Schnitzler Syndrome, Myelodysplastic Syndrome (MDS), and Waldenstrom Macroglobulinemia. Dr. O'mahar is board certified in American Board Of IM/Hematology , Wisconsin Medical Examining Board, American Board Of Internal Medicine , Drug Enforcement Administration , and American Board Of IM/Medical Oncology .

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 19 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. Dr. Callander is currently accepting new patients.