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Holly Shill, MD, FAAN
Holly Shill, MD, is the director of the Muhammad Ali Parkinson Center, the Bob & Renee Parsons Chair in Parkinson’s Disease and Movement Disorders, and a professor in the Department of Neurology at Barrow Neurological Institute. She is board certified in neurology by the American Board of Psychiatry and Neurology.
Dr. Shill’s expertise includes the diagnosis and treatment of involuntary movements, essential tremor, Parkinson’s disease, Huntington’s disease, dystonia, and ataxia. She is a member of the Arizona Neurological Society, the American Academy of Neurology, the Movement Disorder Society, and the International Neurotoxin Association.
Dr. Shill received her medical degree from the University of Arizona College of Medicine in Tucson. She completed her internship at Dignity Health St. Joseph’s in internal medicine. Dr. Shill completed her residency in neurology at Barrow Neurological Institute and a fellowship in movement disorders at the National Institutes of Health.
Dr. Shill’s research studies include risk factors for the development and progression of Parkinson’s disease and innovative treatments for Parkinson’s. She also studies pathogenesis of essential tremor.
For more information or to request an appointment, please call (602) 406-6262.
Fax: (602) 406-6261
- Aetna
- Arizona Foundation
- Beech Street
- Blue Cross Blue Shield
- Cigna
- First Health
- Great West
- Health Choice
- Healthnet
- Humana
- Indian Health Services
- Medicare
- Mercy Care (AHCCCS)
- Phoenix Health Plan
- Scan Healthcare
- Secure Horizon
- Tricare
- United Healthcare
- Fellowship, Human Motor Control Section, Medical Neurology Branch, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland, 2000-2002
- Residency, Barrow Neurological Institute, Neurology, 1996-1999
- Internship, St. Joseph’s Hospital and Medical Center, Internal Medicine, 1995-1996
- MD, University of Arizona College of Medicine, 1995
- BS, University of Arizona, Electrical Engineering, magna cum laude, 1991
- Parkinson Study Group Member, member since 1999
- Certified by American Board of Psychiatry and Neurology- 2001; re-certified 2011.
- American Academy of Neurology, Member since 1997
- Movement Disorder Society
- Alpha Omega Alpha Medical Honors Society
- Tremor Research Group, member since October, 2016
- Accepted into the American Academy of Neurology’s Transforming Leaders Program, July 2018
- Named one of Arizona’s Most Influential Woman by AZ Business Magazine, June 2018
- Fellow of the American Academy of Neurology, October 25, 2017
- Honoree, Arizona Chapter of the Huntington’s Disease Society of America Celebration of Hope Gala, August 1, 2015
- Forty under 40 Award, Phoenix Business Journal, 2007
- Fellows Award for Research Excellence (FARE), NINDS, NIH, 2002
- American Academy of Neurology Resident Scholarship, 1999
- Chief resident neurology, July 1998- June 1999
- American Medical Women’s Association, Inc., Janet M. Glasgow Memorial Achievement Citation 1995
- Alpha Omega Alpha 1995-present
- Dean’s Scholarship from University of Arizona College of Medicine- full tuition/room/board 1991-1995
- Magna Cum Laude with Honors, BSEE, 1991
- National Merit Scholar 1987
- Honors Academic Scholarship at University of Arizona- full tuition from 1987-1991
- Eta Kappa Nu, National Electrical and Computer Engineering Honors Society
- Baird Academic Scholarship 1987-1989
Lewy Body Dementia Association's Research Centers of Excellence Program: Inaugural Meeting Proceedings
Date: 01/2019
Authors: Bethany Peterson, Melissa Armstrong, Douglas Galasko, James E. Galvin, Jennifer Goldman, David Irwin, Henry Paulson, Daniel Kaufer, James Leverenz, Angela Lunde, Ian G. McKeith, Andrew Siderowf, Angela Taylor, Katherine Amodeo, Matt Barrett, Kimiko Domoto-Reilly, John Duda, Stephen Gomperts, Holly A. Shill, et al.
Clinical Outcomes Following Awake and Asleep Deep Brain Stimulation for Parkinson Disease
Date: 01/2019
Authors: Tsinsue Chen, Zaman Mirzadeh, Kristina M. Chapple, Margaret Lambert, Holly A. Shill, Guillermo Moguel-Cobos, Alexander I. Tröster, Rohit Dhall, Francisco A. Ponce
Lewy Body Pathology in Alzheimer's Disease: A Clinicopathological Prospective Study
Date: 01/2019
Authors: Rodolfo Savica, Thomas G. Beach, Joseph G. Hentz, Marwan N. Sabbagh, Geidy E. Serrano, Lucia I. Sue, Brittany N. Dugger, Holly A. Shill, Erika Driver-Dunckley, John N. Caviness, Shyamal H. Mehta, Sandra A. Jacobson, Christine M. Belden, Kathryn J. Davis, Edward Zamrini, David R. Shprecher, Charles H. Adler
Regional Neuropathology Distribution and Verbal Fluency Impairments in Parkinson's Disease
Date: 01/2019
Authors: Rasheda El-Nazer, Charles H. Adler, Thomas G. Beach, Christine M. Belden, Jonathan Artz, Holly A. Shill, Erika Driver-Dunckley, Shyamal H. Mehta, Marwan N. Sabbagh, Geidy E. Serrano, Lucia I. Sue, Edward Zamrini, Jared F. Benge
Faster Cognitive Decline in Dementia Due to Alzheimer Disease With Clinically Undiagnosed Lewy Body Disease
Date: 01/2019
Authors: Michael Malek-Ahmadi, Thomas G. Beach, Edward Zamrini, Charles H. Adler, Marwan N. Sabbagh, Holly A. Shill, Sandra A. Jacobson, Christine M. Belden, Richard J. Caselli, Brian K. Woodruff, Steven Z. Rapscak, Geoffrey L. Ahern, Jiong Shi, John N. Caviness, Erika Driver-Dunckley, Shyamal H. Mehta, David R. Shprecher, Bryan M. Spann, Pierre Tariot, et al.
- English


Holly Shill, MD, FAAN
Holly Shill, MD, is the director of the Muhammad Ali Parkinson Center, the Bob & Renee Parsons Chair in Parkinson’s Disease and Movement Disorders, and a professor in the Department of Neurology at Barrow Neurological Institute. She is board certified in neurology by the American Board of Psychiatry and Neurology.
Dr. Shill’s expertise includes the diagnosis and treatment of involuntary movements, essential tremor, Parkinson’s disease, Huntington’s disease, dystonia, and ataxia. She is a member of the Arizona Neurological Society, the American Academy of Neurology, the Movement Disorder Society, and the International Neurotoxin Association.
Dr. Shill received her medical degree from the University of Arizona College of Medicine in Tucson. She completed her internship at Dignity Health St. Joseph’s in internal medicine. Dr. Shill completed her residency in neurology at Barrow Neurological Institute and a fellowship in movement disorders at the National Institutes of Health.
Dr. Shill’s research studies include risk factors for the development and progression of Parkinson’s disease and innovative treatments for Parkinson’s. She also studies pathogenesis of essential tremor.
For more information or to request an appointment, please call (602) 406-6262.
Fax: (602) 406-6261

- Aetna
- Arizona Foundation
- Beech Street
- Blue Cross Blue Shield
- Cigna
- First Health
- Great West
- Health Choice
- Healthnet
- Humana
- Indian Health Services
- Medicare
- Mercy Care (AHCCCS)
- Phoenix Health Plan
- Scan Healthcare
- Secure Horizon
- Tricare
- United Healthcare
- Fellowship, Human Motor Control Section, Medical Neurology Branch, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland, 2000-2002
- Residency, Barrow Neurological Institute, Neurology, 1996-1999
- Internship, St. Joseph’s Hospital and Medical Center, Internal Medicine, 1995-1996
- MD, University of Arizona College of Medicine, 1995
- BS, University of Arizona, Electrical Engineering, magna cum laude, 1991
- Parkinson Study Group Member, member since 1999
- Certified by American Board of Psychiatry and Neurology- 2001; re-certified 2011.
- American Academy of Neurology, Member since 1997
- Movement Disorder Society
- Alpha Omega Alpha Medical Honors Society
- Tremor Research Group, member since October, 2016
- Accepted into the American Academy of Neurology’s Transforming Leaders Program, July 2018
- Named one of Arizona’s Most Influential Woman by AZ Business Magazine, June 2018
- Fellow of the American Academy of Neurology, October 25, 2017
- Honoree, Arizona Chapter of the Huntington’s Disease Society of America Celebration of Hope Gala, August 1, 2015
- Forty under 40 Award, Phoenix Business Journal, 2007
- Fellows Award for Research Excellence (FARE), NINDS, NIH, 2002
- American Academy of Neurology Resident Scholarship, 1999
- Chief resident neurology, July 1998- June 1999
- American Medical Women’s Association, Inc., Janet M. Glasgow Memorial Achievement Citation 1995
- Alpha Omega Alpha 1995-present
- Dean’s Scholarship from University of Arizona College of Medicine- full tuition/room/board 1991-1995
- Magna Cum Laude with Honors, BSEE, 1991
- National Merit Scholar 1987
- Honors Academic Scholarship at University of Arizona- full tuition from 1987-1991
- Eta Kappa Nu, National Electrical and Computer Engineering Honors Society
- Baird Academic Scholarship 1987-1989
Lewy Body Dementia Association's Research Centers of Excellence Program: Inaugural Meeting Proceedings
Date: 01/2019
Authors: Bethany Peterson, Melissa Armstrong, Douglas Galasko, James E. Galvin, Jennifer Goldman, David Irwin, Henry Paulson, Daniel Kaufer, James Leverenz, Angela Lunde, Ian G. McKeith, Andrew Siderowf, Angela Taylor, Katherine Amodeo, Matt Barrett, Kimiko Domoto-Reilly, John Duda, Stephen Gomperts, Holly A. Shill, et al.
Clinical Outcomes Following Awake and Asleep Deep Brain Stimulation for Parkinson Disease
Date: 01/2019
Authors: Tsinsue Chen, Zaman Mirzadeh, Kristina M. Chapple, Margaret Lambert, Holly A. Shill, Guillermo Moguel-Cobos, Alexander I. Tröster, Rohit Dhall, Francisco A. Ponce
Lewy Body Pathology in Alzheimer's Disease: A Clinicopathological Prospective Study
Date: 01/2019
Authors: Rodolfo Savica, Thomas G. Beach, Joseph G. Hentz, Marwan N. Sabbagh, Geidy E. Serrano, Lucia I. Sue, Brittany N. Dugger, Holly A. Shill, Erika Driver-Dunckley, John N. Caviness, Shyamal H. Mehta, Sandra A. Jacobson, Christine M. Belden, Kathryn J. Davis, Edward Zamrini, David R. Shprecher, Charles H. Adler
Regional Neuropathology Distribution and Verbal Fluency Impairments in Parkinson's Disease
Date: 01/2019
Authors: Rasheda El-Nazer, Charles H. Adler, Thomas G. Beach, Christine M. Belden, Jonathan Artz, Holly A. Shill, Erika Driver-Dunckley, Shyamal H. Mehta, Marwan N. Sabbagh, Geidy E. Serrano, Lucia I. Sue, Edward Zamrini, Jared F. Benge
Faster Cognitive Decline in Dementia Due to Alzheimer Disease With Clinically Undiagnosed Lewy Body Disease
Date: 01/2019
Authors: Michael Malek-Ahmadi, Thomas G. Beach, Edward Zamrini, Charles H. Adler, Marwan N. Sabbagh, Holly A. Shill, Sandra A. Jacobson, Christine M. Belden, Richard J. Caselli, Brian K. Woodruff, Steven Z. Rapscak, Geoffrey L. Ahern, Jiong Shi, John N. Caviness, Erika Driver-Dunckley, Shyamal H. Mehta, David R. Shprecher, Bryan M. Spann, Pierre Tariot, et al.
- English