The 20 Best Brain Tumor Doctors in Colorado, US

Dr. Kyle Work joined the Cancer Centers of Colorado at St. Mary?s Medical Center oncology team in 2018. He is a hematologist-oncologist. Dr. Work treats all types of cancers with a special interest in head and neck cancer, lung cancer and genitourinary cancers.Dr. Work is originally from Tulsa, Oklahoma where he graduated from the University of Tulsa with a degree in biology, and earned his medical degree at Oklahoma State University. He then moved to Kansas City where he completed his internal medicine residency and hematology / oncology fellowship at the University of Kansas Health System. During his hematology and oncology fellowship, he served as chief fellow for two years.Dr. Work is an investigator involved in clinical research trials in the area of hematology and medical oncology. His clinical research focus includes head and neck cancers, brain and lung cancers. When he is not working, he enjoys mountain biking, camping, and hiking with his wife and golden retrievers. Dr. Work is rated as an Advanced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, EGFR Positive Lung Cancer, and Squamous Cell Lung Carcinoma.

Kevin Lillehei is a Neurosurgery provider in Aurora, Colorado. Dr. Lillehei is rated as an Elite provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Pituitary Tumor, Hypothalamic Tumor, Brain Tumor, Awake Craniotomy, and Gamma Knife Radiosurgery.

Peter Fecci is a Neurosurgery provider in Aurora, Colorado. Dr. Fecci is rated as an Elite provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Brain Tumor, Metastatic Brain Tumor, Glioblastoma, Awake Craniotomy, and Tissue Biopsy.

Dr. Kristen Riegert holds a Bachelor of Science in Biology from Pacific University in Forest Grove, OR, and a Doctor of Medicine from Oregon Health & Science University in Portland. She completed an internal medicine internship with Providence Portland Medical Center and a radiation and oncology residency with the University of Arizona in Tucson. In 2014, Dr. Riegert began working as a radiation oncologist at a Walla Walla, WA hospital. She spent the next two decades there. In 2024, she moved to Grand Junction, CO, and joined Intermountain Health.She enjoys hiking, camping, and exploring the outdoors with her sons when she is not at work. Dr. Riegert is rated as an Experienced provider by MediFind in the treatment of Brain Tumor. Her top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Small Cell Lung Cancer (SCLC), and Angiosarcoma.

Dr. Kemmis was born and raised in South Dakota. He earned a bachelor’s degree from the University of South Dakota and then continued his education at the University of South Dakota Sanford School of Medicine, where he received his medical degree. From a young age, Dr. Kemmis took interest in the practice of medicine. He found his passion in Radiation Oncology and loves the opportunity to care for cancer patients by offering advanced and rapidly progressive treatments. Dr. Kemmis’ philosophy of care is, “I enjoy engaging patient in all treatment options available for their specific disease.  I am here to educate and assist patients in making the best decision for their specific needs.” He would like for his patients to know that his goal is to help educate first and foremost, even if treatment is not chosen.Dr. Kemmis is an investigator involved in clinical research trials in the areas of breast surgery. His research includes surgical treatment of the breast. When he is not at work, Dr. Kemmis enjoys outdoor activities with his family.Dr. Kemmis is excited to provide treatment options for all types of cancer at Lutheran Medical Center. Dr. Kemmis is rated as an Experienced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Breast Cancer, Pleuropulmonary Blastoma, Metastatic Brain Tumor, and Lung Cancer.

Dr. Kevin KH Chow is a Stanford trained neurosurgeon specializing in complex brain and spinal surgery. He received his medical degree at Baylor College of Medicine in Houston, earning a PhD at the same time in brain tumor immunotherapy. He then went to California where he completed a 7 year residency in Neurological Surgery at Stanford University, with an enfolded fellowship in skull base surgery. He is highly skilled in minimally invasive and robotic spine surgery, brain tumors, tumors of the skull base including meningiomas and pituitary adenomas, and microvascular decompression for trigeminal neuralgia.Dr. Chow was born and raised in Houston, Texas. His family originally immigrated from China in search of better opportunities. His grandpa was a restaurateur and his dad is a chef. He was brought up on excellent Chinese food and Texas BBQ. Dr. Chow moved to Colorado to join his brother who is also a physician, and to enjoy all the outdoor recreation Colorado has to offer. When he is not working, you can find him spending time with family and friends skiing, cycling, and camping in the mountains.“I am passionate about providing the best neurosurgical care possible to my patients. I will care for you as I would care for my own family.”. Dr. Chow is rated as an Experienced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Meningioma, Posterior Fossa Tumor, Subdural Hematoma, Tissue Biopsy, and Awake Craniotomy.

Dr. Brian Witwer grew up in Lancaster, Pennsylvania. He received his medical degree from Temple School of Medicine. During his medical training, he spent a year at Harvard University at Massachusetts General Hospital in the Oncology Department. He completed his residency training at the University of Wisconsin, serving as Chief Resident of Neurological Surgery. During his training, Dr. Witwer participated in an in-folding fellowship in minimally invasive spine surgery at the University of Chicago.Dr. Witwer joined St. Mary?s Medical Center in 2006 after practicing in Kentucky, Indiana, and in private practice in Grand Junction. His special interests are treatment of all diseases and injuries to the nervous system, spine and brain. He has a particular interest in minimally invasive spine surgery. He has been instrumental in the building of a functional Neurosurgery Multidisciplinary Team that is unique in its collaborative approach to movement disorders.Dr. Witwer and his wife, Stephanie, are the parents of two children. When he is not practicing neurosurgery, you may find Dr. Witwer skiing, hiking or golfing. Dr. Witwer is rated as an Experienced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Chronic Subdural Hematoma, Subdural Hematoma, Parkinson's Disease, Deep Brain Stimulation, and Microdiscectomy.

Dr. Weintraub is originally from Canton, Connecticut. She earned a bachelor’s degree from Harvard University and continued her education at the University of Colorado School of Medicine, where she received her medical degree.Following her education, she completed her residency in Radiation Oncology at the University of Colorado Health. From an early age, Dr. Weintraub knew that she wanted a career that would allow her to help others in need. Being able to provide patients with the most advanced treatments, by utilizing cutting-edge radiology techniques, is one of her favorite aspects of working in radiation oncology.Dr. Weintraub is an investigator involved in clinical research trials in the area of radiation oncology. Her research focus includes the treatment of various cancers with radiation. Dr. Weintraub’s philosophy of care is, “My goal is to support each patient by using evidence-based medicine and each patient’s own goals to arrive at a patient-centered treatment plan.” She cares deeply about each of her patients and loves that her career allows her to provide support and guidance during their challenging health journeys. In her free time, Dr. Weintraub enjoys spending time with her family and reading. She also enjoys spending time in nature and trail running. Dr. Weintraub is rated as an Experienced provider by MediFind in the treatment of Brain Tumor. Her top areas of expertise are Breast Cancer, Intraductal Papilloma, Familial Pancreatic Cancer, and Posterior Fossa Tumor.

Born in Kansas City, Missouri, Dr. Owsley earned his medical degree in Kansas City. He moved to Denver and completed his residency at Saint Joseph Hospital. After his residency, he worked as a hospitalist in Denver prior to starting a fellowship at the University of Tennessee in Memphis. His clinical interests surround melanoma, lymphoma and primary brain cancers.“A cancer diagnosis is an ailment that encompasses the entire person and as an oncologist, I am privileged to be a part of my patient’s journey. We would not just focus on the disease itself, but also on the effect it has on other aspects of the patient’s life. Overriding everything, we must never lose hope.”Dr. Owsley makes it a priority to be with his patients every step of the way during their cancer journey. He will fight alongside them and is readily available to assist in each patient’s unique journey.Dr. Owsley is an investigator involved in clinical research trials in the area of hematology and medical oncology. When not at work, Dr. Owsley spends his time watching his daughter grow up. He enjoys watching sports and rooting for his favorite teams including the Kansas City Chiefs. However, his wife is a native Denverite and makes sure to balance out his love of the Chiefs with her love of the Broncos. He loves taking advantage of the amazing opportunities that the 300 days of Colorado sunshine provide. Dr. Owsley is rated as an Experienced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Paget Disease of the Breast, Breast Cancer, Lynch Syndrome, and Colorectal Cancer.

Douglas Hardesty, MD, is a board-certified neurosurgeon in Wheat Ridge, CO, with clinical interests that encompass all aspects of neurosurgery, including brain tumors (both benign and malignant), spine surgery, and trauma. He has a special interest in complex cranial cases, where minimally invasive techniques can lead to excellent outcomes and faster recovery times.Dr. Hardesty is dedicated to providing each patient with the best possible outcome and the highest quality of life.“I believe in treating every patient like my own family member. This often means choosing conservative or nonoperative treatments when appropriate, or using minimally invasive techniques when surgery is needed.”Outside of his practice, Dr. Hardesty enjoys traveling internationally with his wife, spending time with their two dogs, and exploring Colorado’s many hiking trails. Dr. Hardesty is rated as an Advanced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Meningioma, Rathke Cleft Cyst, Pituitary Tumor, Gamma Knife Radiosurgery, and Awake Craniotomy.

Dr. Shaheryar “Shery” Ansari specializes in a wide range of neurological conditions, including brain tumors such as glioma, meningioma, craniopharyngioma, chordoma, and pituitary adenoma. Dr. Ansari is also adept at treating trigeminal neuralgia, and he performs advanced surgical techniques including endoscopic endonasal and minimally invasive cranial surgery, as well as minimally invasive spine surgery for conditions like cervical myelopathy and cervical and lumbar degenerative disease.Dr. Ansari earned his Bachelor of Science from the University of Kentucky and his Medical Doctorate from Indiana University, where he also completed his residency in the Department of Neurological Surgery. He further honed his expertise through a fellowship at the John Wayne Cancer Institute/Pacific Neuroscience Institute, ensuring he brings cutting-edge knowledge and techniques to his practice.Dedicated to patient-centered care, Dr. Ansari emphasizes accessibility and dignity in his practice. He believes it is crucial to spend ample time listening to patients' concerns and actively involving them in decisions about their care. His philosophy is to provide innovative, evidence-based treatment tailored to each patient's individual needs and wishes.Outside of work, Dr. Ansari enjoys spending quality time with his wife and two sons. He also maintains an active lifestyle through fitness and is a fan of Formula 1 racing. Dr. Ansari is rated as an Advanced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Meningioma, Posterior Fossa Tumor, Pituitary Tumor, Awake Craniotomy, and Laminectomy.

Denise Damek is a Neurologist in Aurora, Colorado. Dr. Damek is rated as a Distinguished provider by MediFind in the treatment of Brain Tumor. Her top areas of expertise are Astrocytoma, Glioblastoma, Glioma, and Brain Tumor.

Douglas Ney is a Neurologist in Aurora, Colorado. Dr. Ney is rated as a Distinguished provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Astrocytoma, Glioblastoma, Glioma, and Brain Tumor.

Todd Hankinson is a Neurosurgery provider in Aurora, Colorado. Dr. Hankinson is rated as a Distinguished provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Craniopharyngioma, Ganglioglioma, Brain Tumor, Posterior Fossa Decompression, and Craniectomy.

John Sampson is a Neurosurgery provider in Aurora, Colorado. Dr. Sampson is rated as a Distinguished provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Glioma, Glioblastoma, Astrocytoma, Gliomatosis Cerebri, and Awake Craniotomy.

Sameer Nath is a Radiation Oncologist in Aurora, Colorado. Dr. Nath is rated as a Distinguished provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Prostate Cancer, Brain Tumor, Familial Prostate Cancer, and Ependymoma. Dr. Nath is currently accepting new patients.

Jacob Shabason is a Radiation Oncologist in Lone Tree, Colorado. Dr. Shabason is rated as an Advanced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Metastatic Brain Tumor, Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), and Adult Soft Tissue Sarcoma. Dr. Shabason is currently accepting new patients.

Nauman Moazzam is an Oncologist in Lakewood, Colorado. Dr. Moazzam is rated as an Advanced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Agranulocytosis, and Chronic Familial Neutropenia. Dr. Moazzam is currently accepting new patients.

John Hudson is a Neurosurgery provider in Littleton, Colorado. Dr. Hudson is rated as an Advanced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Delirium, Subdural Hematoma, Meningioma, Awake Craniotomy, and Gastrostomy. Dr. Hudson is currently accepting new patients.

Jeffrey Albert, MD, MPH, serves CommonSpirit Health as Executive Medical Director of Oncology. In his role, Dr. Albert works to build CommonSpirit’s enterprise-wide cancer program from the ground up. As part of a team, he is committed to building, developing and implementing the CommonSpirit cancer care service line. Dr. Albert collaborates with peers, stakeholders and providers to create a destination program. Reporting to the Executive Medical Director of Oncology, he also works closely with physician executives, entity leaders and experts in the oncology field.Prior to joining CommonSpirit, Dr. Albert served as the Physician Executive for the Banner MD Anderson Cancer Center program in Northern Colorado. He also maintained an active clinical practice. Dr. Albert was selected as a 2017 honoree for the Northern Colorado 40 Under Forty program, recognizing emerging leaders in the region. He has served in a national role on the Clinical Affairs and Quality Council for the American Society for Radiation Oncology, as well as that organization’s Measures Subcommittee.Dr. Albert completed his internship and residency in radiation oncology at The University of Texas MD Anderson Cancer Center. During his training, in addition to receiving numerous honors and awards, he completed a Masters in Public Health with a focus in health care management at The University of Texas School of Public Health. He is a graduate of the Vanderbilt University School of Medicine.Dr. Albert has a passion for the outdoors and enjoys many activities in the mountains such as trail and ultrarunning, hiking, backpacking, camping, skiing, and snowshoeing. He enjoys spending time with his wife, Erin, and three young children: Parker (7), Caroline (5) and Owen (4). Dr. Albert is rated as an Experienced provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Breast Cancer, Prostate Cancer, Pleuropulmonary Blastoma, and Endometrial Stromal Sarcoma.