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Holly Shill, MD, FAAN
Parkinson's Disease and Movement Disorders
- (602) 406-6262
- Fax: (602) 406-6261
Holly Shill, MD, is a neurologist, 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
Cerebral white matter rarefaction has both neurodegenerative and vascular causes and may primarily be a distal axonopathy
Date: 05/2023
Authors: Thomas G. Beach, Lucia I. Sue, Sarah Scott, Anthony J. Intorcia, Jessica E. Walker, Richard A. Arce, Michael J. Glass, Claryssa I. Borja, Madison P. Cline, Spencer J. Hemmingsen, Sanaria Qiji, Analisa Stewart, Kayleigh N. Martinez, Addison Krupp, Rylee McHattie, Monica Mariner, Ileana Lorenzini, Angela Kuramoto, Kathy E. Long, Cécilia Tremblay, Richard J. Caselli, Bryan K. Woodruff, Steven Z. Rapscak, Christine M. Belden, Danielle Goldfarb, Parichita Choudhury, Erika D. Driver-Dunckley, Shyamal H. Mehta, Marwan N. Sabbagh, Holly A. Shill, Alireza Atri, Charles H. Adler
Clinicopathological Correlation: Dopamine and Amyloid PET Imaging with Neuropathology in Three Subjects Clinically Diagnosed with Alzheimer's Disease or Dementia with Lewy Bodies
Date: 01/2021
Authors: Harsh V. Gupta, Thomas G. Beach, Shyamal H. Mehta, Holly A. Shill, H. A. Shill, Erika Driver-Dunckley, Marwan N. Sabbagh, M N. Sabbagh, Christine M. Belden, Carolyn Liebsack, Brittany N. Dugger, Geidy E. Serrano, Lucia I. Sue, Andrew Siderowf, Michael J. Pontecorvo, Mark A. Mintun, Abhinay D. Joshi, Charles H. Adler
Neuropathological Findings in Parkinson's Disease With Mild Cognitive Impairment
Date: 05/2020
Authors: Molly G. Knox, Charles H. Adler, Holly A. Shill, H. A. Shill, Erika Driver-Dunckley, Shyamal A. Mehta, Christine Belden, Edward Zamrini, Geidy Serrano, Marwan N. Sabbagh, M N. Sabbagh, John N. Caviness, Lucia I. Sue, Kathryn J. Davis, Brittany N. Dugger, Thomas G. Beach
Severe hyposmia distinguishes neuropathologically confirmed dementia with Lewy bodies from Alzheimer’s disease dementia
Date: 04/2020
Authors: Thomas G. Beach, Charles H. Adler, Nan Zhang, Geidy E. Serrano, Lucia I. Sue, Erika Driver-Dunckley, Shayamal H. Mehta, Edouard E. Zamrini, Marwan N. Sabbagh, M N. Sabbagh, Holly A. Shill, H. A. Shill, Christine M. Belden, David R. Shprecher, Richard J. Caselli, Eric M. Reiman, Kathryn J. Davis, Kathy E. Long, Lisa R. Nicholson, Anthony J. Intorcia, Michael J. Glass, Jessica E. Walker, Michael M. Callan, Javon C. Oliver, Richard Arce, Richard C. Gerkin
Unified staging system for Lewy body disorders: Clinicopathologic correlations and comparison to Braak staging
Date: 10/2019
Authors: Charles H. Adler, Thomas G. Beach, Nan Zhang, Holly A. Shill, H. A. Shill, Erika Driver-Dunckley, John N. Caviness, Shyamal H. Mehta, Marwan N. Sabbagh, M N. Sabbagh, Geidy E. Serrano, Lucia I. Sue, Christine M. Belden, Jessica Powell, Sandra A. Jacobson, Edward Zamrini, David Shprecher, Kathryn J. Davis, Brittany N. Dugger, Joseph G. Hentz
- English

- (602) 406-6262
- Fax: (602) 406-6261

Holly Shill, MD, FAAN
Parkinson's Disease and Movement Disorders
- (602) 406-6262
- Fax: (602) 406-6261
Holly Shill, MD, is a neurologist, 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

- (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
Cerebral white matter rarefaction has both neurodegenerative and vascular causes and may primarily be a distal axonopathy
Date: 05/2023
Authors: Thomas G. Beach, Lucia I. Sue, Sarah Scott, Anthony J. Intorcia, Jessica E. Walker, Richard A. Arce, Michael J. Glass, Claryssa I. Borja, Madison P. Cline, Spencer J. Hemmingsen, Sanaria Qiji, Analisa Stewart, Kayleigh N. Martinez, Addison Krupp, Rylee McHattie, Monica Mariner, Ileana Lorenzini, Angela Kuramoto, Kathy E. Long, Cécilia Tremblay, Richard J. Caselli, Bryan K. Woodruff, Steven Z. Rapscak, Christine M. Belden, Danielle Goldfarb, Parichita Choudhury, Erika D. Driver-Dunckley, Shyamal H. Mehta, Marwan N. Sabbagh, Holly A. Shill, Alireza Atri, Charles H. Adler
Clinicopathological Correlation: Dopamine and Amyloid PET Imaging with Neuropathology in Three Subjects Clinically Diagnosed with Alzheimer's Disease or Dementia with Lewy Bodies
Date: 01/2021
Authors: Harsh V. Gupta, Thomas G. Beach, Shyamal H. Mehta, Holly A. Shill, H. A. Shill, Erika Driver-Dunckley, Marwan N. Sabbagh, M N. Sabbagh, Christine M. Belden, Carolyn Liebsack, Brittany N. Dugger, Geidy E. Serrano, Lucia I. Sue, Andrew Siderowf, Michael J. Pontecorvo, Mark A. Mintun, Abhinay D. Joshi, Charles H. Adler
Neuropathological Findings in Parkinson's Disease With Mild Cognitive Impairment
Date: 05/2020
Authors: Molly G. Knox, Charles H. Adler, Holly A. Shill, H. A. Shill, Erika Driver-Dunckley, Shyamal A. Mehta, Christine Belden, Edward Zamrini, Geidy Serrano, Marwan N. Sabbagh, M N. Sabbagh, John N. Caviness, Lucia I. Sue, Kathryn J. Davis, Brittany N. Dugger, Thomas G. Beach
Severe hyposmia distinguishes neuropathologically confirmed dementia with Lewy bodies from Alzheimer’s disease dementia
Date: 04/2020
Authors: Thomas G. Beach, Charles H. Adler, Nan Zhang, Geidy E. Serrano, Lucia I. Sue, Erika Driver-Dunckley, Shayamal H. Mehta, Edouard E. Zamrini, Marwan N. Sabbagh, M N. Sabbagh, Holly A. Shill, H. A. Shill, Christine M. Belden, David R. Shprecher, Richard J. Caselli, Eric M. Reiman, Kathryn J. Davis, Kathy E. Long, Lisa R. Nicholson, Anthony J. Intorcia, Michael J. Glass, Jessica E. Walker, Michael M. Callan, Javon C. Oliver, Richard Arce, Richard C. Gerkin
Unified staging system for Lewy body disorders: Clinicopathologic correlations and comparison to Braak staging
Date: 10/2019
Authors: Charles H. Adler, Thomas G. Beach, Nan Zhang, Holly A. Shill, H. A. Shill, Erika Driver-Dunckley, John N. Caviness, Shyamal H. Mehta, Marwan N. Sabbagh, M N. Sabbagh, Geidy E. Serrano, Lucia I. Sue, Christine M. Belden, Jessica Powell, Sandra A. Jacobson, Edward Zamrini, David Shprecher, Kathryn J. Davis, Brittany N. Dugger, Joseph G. Hentz
- English