Principal Investigators 


Ellen Belle, MA, PT: Ellen is a licensed physical therapist who earned her degree at the University of Nebraska College of Medicine.  She serves as the Director of Patient Services at the Colorado Neurological Institute’s NeuroHealth Center and has specialized training in the Stanford University-based Chronic Disease Management program. 

Allen Bowling, MD, PhD: Dr. Allen Bowling, a nationally renowned neurologist and Multiple Sclerosis (MS) specialist in the Denver CO metropolitan area, has a longstanding interest and passion for providing care to those with MS. At the Rocky Mountain Multiple Sclerosis Center, he was the Associate Medical Director from 1997-2002 and the Medical Director from 2003-2007. Dr. Allen Bowling is currently a Clinical Associate Professor of Neurology at the University of Colorado-Denver and Health Sciences Center.

Ira Chang, MD: Dr. Ira Chang received her undergraduate degree from Yale University. She moved to Colorado after finishing her medical training, practicing in outpatient neurology for several years. In 2005, she founded Blue Sky Neurology with a partner and has transitioned into the newly emerging fields of neuro-hospitalist and neurocritical care. She is the Medical Director of Acute Neurological Services and Chairman of the Neurology section at Swedish Medical Center. She teaches neurology residents as an Assistant Clinical Professor at the University of Colorado Health Sciences Center.

Alexander Dietz, MD: Dr. Alex Dietz received his undergraduate degree from St. Olaf College in Minnesota before earning his MD from the University of Iowa College of Medicine. He completed his neurology residency and his neuromuscular medicine fellowship at Washington University in St. Louis. In 2017, Dr. Dietz joined Blue Sky Neurology where he sees patients with a range of neurological disorders. Also in 2017, Dr. Dietz became the medical director of CNI’s ALS Clinic.

James Fenton, MD: Dr. James Fenton obtained his undergraduate education from Notre Dame and then earned his medical degree from the Ohio State University College of Medicine.  He specializes in pulmonary medicine at National Jewish Health in Englewood, CO.  Dr. Fenton is board certified in internal medicine and has a subspecialty in critical care medicine.  In addition to his role of Clinical Associate Professor, Dr. Fenton is affiliated with Craig Hospital, Porter Adventist Hospital and Swedish Medical Center.

Monique Giroux, MD: Dr. Monique Giroux is co-founder of the Movement and Neuroperformance Center of Colorado in Ft. Collins, CO. This center offers the continuum of care for people with chronic neurologic conditions treating the person hrough an integration of medical, rehabilitative and wellness based therapy.  Dr. Giroux received her medical degree from Ohio State University, completed her Neurology residency at Yale, Movement Disorders fellowship at Emory University and Integrative Medicine fellowship at the University of AZ.  She is board certified in Neurology. She has specialized training in Botulinum toxin (Botox) for dystonia, pain and spasticity as well as deep brain stimulation for tremor, dystonia and Parkinson’s disease.

Aaron Haug, MD: Dr. Haug earned his undergraduate degree from Creighton University and then went on to obtain his medical degree from the University of Kansas School of Medicine.  He underwent post-doctoral training in internal medicine, neurology (in which he is board certified) and movement disorders.  An avid outdoorsman, Dr. Haug enjoys running, hiking and climbing Colorado’s peaks.

Adam Hebb, MD: Dr. Hebb is a functional neurosurgeon at St. Joseph Hospital-SCL Health who specializes in Deep Brain Stimulation (DBS), epilepsy, neuro-oncology and peripheral nerve surgeries. He earned his medical degree from Dalhousie University School of Medicine in Halifax, Nova Scotia, completed a neurosurgery residency and a general surgery internship at the University of Minnesota. He underwent fellowship training in neuro-oncology and epilepsy at the University of Washington.

David Kelsall, MD: Dr. Kelsall, Medical Director of his practice, Rocky Mountain Ear Center, is a graduate of Stanford University and earned his medical degree at the University of Colorado. After serving residencies in general surgery at St. Joseph Hospital in Denver and in Otolaryngology at the University of Colorado Health Sciences Center, he completed his fellowship training in Otology/Neurotology/skull base surgery at the Denver Ear Institute. Dr. Kelsall is board certified in Otolaryngology, a Fellow in the American Academy of Otolaryngology/Head and Neck Surgery, a member of the American Neurotology Society and the Colorado Medical Society.

Rajeev Kumar, MD: Dr. Kumar is a board-certified neurologist.  He earned his medical degree at the University of Saskatchewan and completed his residency at the Mayo Clinic.  His fellowship in movement disorders was completed at the University of Toronto.  Dr. Kumar is the Medical Director of the Rocky Mountain Movement Disorders Center.

Charles Livsey, MD, PhD: Dr. Charles Livsey is a board certified epileptologist who received his BS degree in Neurobiology from the University of Georgia and his MD and PhD (Pharmacology) degrees from Georgetown University. Dr. Livsey received his neurology residency training at Georgetown and Emory Universities and his epilepsy fellowship training at the University of Colorado, Denver. He also performed epilepsy research at Yale University. Dr. Livsey is a board-certified neurologist and serves as the medical director of the CNI/Swedish Level 4 Epilepsy Program

Eric Lupo, MD, MS:  Dr. Lupo received his undergraduate degree in Electrical and Computer Engineering from the University of Colorado before obtaining his master’s degree from Stanford.  He then earned his MD from the University of Colorado School of Medicine prior to completing fellowship training in Otology, Neurotology and Skull Base Surgery at the House Clinic in Los Angeles.  His professional interests include acoustic neuroma management, cochlear implants and chronic ear disease.  Dr. Lupo is married to an audiologist and together they enjoy the achievements and challenges of raising three boys.

Cori Millen, DO: Dr. Millen graduated with a medical degree from Michigan State University College of Osteopathic Medicine.  After completing her internship at Sparrow Health System/Michigan State University in Lansing, Michigan, she went on to complete her residency in neurology at the University of North Carolina (UNC) Chapel Hill where she was the chief resident during her final year.  Dr. Millen then graduated from an accredited neurological fellowship in Headache Medicine at UNC-Chapel Hill. Dr. Millen is the owner and medical director of Summit Headache and Neurologic Institute.  She is fellowship trained and board certified in headache medicine as well as board certified in general neurology.  She provides medical care for patients with all types of neurological conditions and sub-specializes in evaluation and medical management of a full spectrum of headache syndromes.

Michael Pearlman, MD, PhD: Dr. Pearlman was born in Washington, D.C., and raised in Colorado where he earned his medical degree. Prior to medical school, he attended University of Colorado Boulder and afterwards obtained a Ph.D. in Cancer Pharmacology from University of Texas MD Anderson Cancer Center. He attended University of Texas in Houston for his training in Adult and Adolescent Neurology. Prior to joining Blue Sky Neurology in 2013, he completed fellowships in Adult and Pediatric Neuro-Oncology and Phase I clinical trials in oncology. Dr. Pearlman and his family are happy to be back in Colorado, enjoying all the state has to offer.

Jeffery C. Wagner, MD: Dr. Jeffery Wagner earned his medical degree at Oregon Health and Science University. He completed training in neurology and then moved to Utah for fellowship training. At the University of Utah, he served as Director of Neurology Clerkship for medical students and received the Neurology Faculty Teaching Award in 2009. After relocating to Colorado, he primarily works in the hospital treating strokes, other acute neurological illnesses and performing EMGs and Botox injections.

Adam Wolff, MD:  Dr. Wolff is a Chicago native who graduated from Rush Medical College. He completed his neurology residency at Northwestern University and his neurophysiology fellowship at Stanford, and is board certified in both disciplines.  He treats patients with all neurological problems, including Alzheimer’s and other types of dementia, as well as holding a special interest in EMG testing and Botox therapy.




Colorado Neurological Insitute