Dr. Warr offers the full complement of hematology and oncology services, specializing primarily in blood disorders and cancer. He has a special interest and actively participates in clinical research and clinical trials. He has maintained active board certification in Internal Medicine, Medical Oncology, Hematology and Hospice and Palliative Medicine. Dr. Warr received his medical degree from Vanderbilt University in Nashville, Tennessee. He completed his residency and chief residency in Internal Medicine and then his fellowship in the hematology and oncology division and the department of medicine at the University of California in San Diego, CA. He has contributed to several publications and abstracts. Dr. Warr practiced hematology and oncology in Great Falls for 21 years, during which time he was also medical director of Peace Hospice of Montana, of the American Red Cross, and of Benefis Cancer Conference. Dr. Warr is rated as a Distinguished provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Non-Hodgkin Lymphoma, Pleuropulmonary Blastoma, Lung Cancer, Small Cell Lung Cancer (SCLC), and Bone Marrow Aspiration.

Ryan Roop is a Hematologist Oncology specialist and a Hematologist in Eureka, Montana. Dr. Roop is rated as a Distinguished provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Non-Hodgkin Lymphoma, Primary Lymphoma of the Brain, Paget Disease of the Breast, and Large-Cell Immunoblastic Lymphoma. Dr. Roop is currently accepting new patients.

Jack Hensold is a Hematologist Oncology provider in Bozeman, Montana. Dr. Hensold is rated as a Distinguished provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Non-Hodgkin Lymphoma, Chronic Lymphocytic Leukemia (CLL), Small Cell Lung Cancer (SCLC), and B-Cell Lymphoma.

Michael Kidd is a Hematologist Oncology specialist and a Hematologist in Billings, Montana. Dr. Kidd has been practicing medicine for over 16 years and is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Neuroendocrine Tumor, Breast Cancer in Men, Paget Disease of the Breast, and Chronic Lymphocytic Leukemia (CLL).

Bryan Martin is an Oncologist in Great Falls, Montana. Dr. Martin is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Myelodysplastic Syndrome (MDS), Paget Disease of the Breast, Familial Colorectal Cancer, and Breast Cancer. Dr. Martin is currently accepting new patients.

Thomas Weiner is a Hematologist Oncology specialist and an Oncologist in Helena, Montana. Dr. Weiner is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Lynch Syndrome, Bone Marrow Aspiration, and Vertebroplasty.

Elise Anderes is a Hematologist Oncology specialist and a Hematologist in Kalispell, Montana. Dr. Anderes is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. Her top areas of expertise are Paget Disease of the Breast, Multiple Myeloma, Non-Hodgkin Lymphoma, and Laryngeal Cancer.

Karine Darbinyan is a Hematologist Oncology specialist and a Hematologist in Helena, Montana. Dr. Darbinyan is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. Her top areas of expertise are B-Cell Lymphoma, Chronic Lymphocytic Leukemia (CLL), Colorectal Cancer, and Non-Hodgkin Lymphoma. Dr. Darbinyan is currently accepting new patients.

Kelly Berkram is a primary care provider, practicing in Family Medicine in Kalispell, Montana. Dr. Berkram is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. Her top areas of expertise are Primary Lymphoma of the Brain, Non-Hodgkin Lymphoma, Melorheostosis with Osteopoikilosis, and Melorheostosis. Dr. Berkram is currently accepting new patients.

Malcolm Winter is a Hematologist Oncology specialist and a Hematologist in Havre, Montana. Dr. Winter is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Lung Adenocarcinoma, Small Cell Lung Cancer (SCLC), Paget Disease of the Breast, Chromophobe Renal Cell Carcinoma, and Bone Marrow Aspiration. Dr. Winter is currently accepting new patients.

Dianna Carvey is a primary care provider, practicing in Family Medicine in Eureka, Montana. Dr. Carvey is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. Her top areas of expertise are Non-Hodgkin Lymphoma, Hypothyroidism, Melorheostosis, and Melorheostosis with Osteopoikilosis.

Peter Wagner is a Hematologist Oncology provider in Kalispell, Montana. Dr. Wagner is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Paget Disease of the Breast, Gliosarcoma, Ependymoma, and Atypical Teratoid Rhabdoid Tumor (ATRT). Dr. Wagner is currently accepting new patients.

Dr. Guter specializes in medical oncology, adult blood disorders, solid tumors and all forms of cancer. He has been practicing with the Great Falls Clinic since 1977. Dr. Guter has also been providing outreach oncology for the Fort Harrison VA Hospital since 1981. He actively participates in clinical research studies to help further advance medicine. Dr. Guter received his medical degree at Saint Louis University Medical School in 1968. During his years of service 1968 to 1971, Dr. Guter achieved the rank of Captain as a Medical Officer for the United States Army Reserve. He completed his Fellowship in Medical Oncology at the University of Wisconsin in 1977 and soon after moved to Great Falls to begin his practice. Dr. Guter is married to Dr. Colleen Marron, a pediatrician at the Great Falls Clinic, who he shares two wonderful children with. Dr. Guter is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Paget Disease of the Breast, and Pleuropulmonary Blastoma.

Jose Ness is an Oncologist and a Geriatrics provider in Kalispell, Montana. Dr. Ness is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Paget Disease of the Breast, Richter Syndrome, Chronic Lymphocytic Leukemia (CLL), and Lymphofollicular Hyperplasia. Dr. Ness is currently accepting new patients.

David Christianson is a Hematologist Oncology provider in Billings, Montana. Dr. Christianson is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Breast Cancer in Men, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Lung Cancer.

Brock Whittenberger is a Hematologist Oncology provider in Billings, Montana. Dr. Whittenberger is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Multiple Myeloma, Richter Syndrome, Chronic B-Cell Leukemia (CBCL), and Chronic Lymphocytic Leukemia (CLL).

Simon Vinarsky is a Hematologist Oncology specialist and a Hematologist in Kalispell, Montana. Dr. Vinarsky is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Anemia, Childhood Iron Deficiency Anemia, Thrombocytopenia, Urothelial Cancer, and Bone Marrow Aspiration. Dr. Vinarsky is currently accepting new patients.

Alan Thomas is a Hematologist and an Oncologist in Missoula, Montana. Dr. Thomas is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. His top areas of expertise are Astrocytoma, Embryonal Tumor with Multilayered Rosettes, Atypical Teratoid Rhabdoid Tumor (ATRT), Neuroepithelioma, and Bone Marrow Aspiration. Dr. Thomas is currently accepting new patients.

Linda Ries is a Hematologist and an Oncologist in Missoula, Montana. Dr. Ries is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. Her top areas of expertise are Paget Disease of the Breast, Inflammatory Breast Cancer, Familial Colorectal Cancer, and Colorectal Cancer. Dr. Ries is currently accepting new patients.

Annie Castillo is a Hematologist Oncology provider in Bozeman, Montana. Dr. Castillo is rated as an Advanced provider by MediFind in the treatment of Non-Hodgkin Lymphoma. Her top areas of expertise are Small Cell Lung Cancer (SCLC), Lung Adenocarcinoma, Paget Disease of the Breast, and Lynch Syndrome.