Dr. Nauman Siddiqui

Timothy Fenske is a Hematologist practicing medicine in Milwaukee, Wisconsin. Dr. Fenske is highly rated in 31 conditions, according to our data. His clinical expertise encompasses Mantle Cell Lymphoma (MCL), Non-Hodgkin Lymphoma, B-Cell Lymphoma, Bone Marrow Transplant, and Bone Marrow Aspiration.

Dr. Joshua Field is an Associate Medical Director at the Versiti Blood Center of Wisconsin and an Assistant Professor of Medicine at the Medical College of Wisconsin. Dr. Field specializes in the treatment of sickle cell disease and other benign hematological disorders at Froedtert Hospital and Children’s Hospital of Wisconsin. Dr. Field graduated from the University of Iowa Medical School. He completed an Internal Medicine Residency and Fellowships in Hematology and Transfusion Medicine at Washington University in St. Louis, where he was Chief Resident in Internal Medicine and Chief Fellow in Hematology/Oncology. Dr. Field is Board Certified in Internal Medicine and Hematology. Dr. Field is highly rated in 18 conditions, according to our data. His clinical expertise encompasses Sickle Cell Disease, Hemoglobinopathy, Hemolytic Anemia, Congenital Hemolytic Anemia, and Bone Marrow Aspiration. Dr. Field is board certified in Internal Medicine and Hematology. Dr. Field is currently accepting new patients.

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.