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Allison Willis, MD

Allison Willis, MD Physician

Assistant Professor of Neurology Assistant Professor of Epidemiology in Biostatistics and Epidemiology

Dr. Willis is employed by Penn Medicine.

Patient Satisfaction Ratings

Patient Rating Breakdown

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

The comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Overall Ratings

Patient Comments

Clinical Specialties


  • Neurology

Programs & Centers:

Board Certification:

  • Neurology, 2008

Clinical Expertise:

  • Dystonia
  • Movement Disorders
  • Parkinson's Disease
  • Tourette's Syndrome (TS)

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Cigna
  • Cigna HealthSpring
  • CVS Health
  • Devon Health Services (Americare)
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Keystone First Medicare
  • Multiplan
  • NJ Medicaid
  • NJ Qualcare
  • Oxford Health Plan
  • PA Medicaid
  • PA Medicare
  • Preferred Health Care/LGH
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan

Education and Training

Medical School: University of Illinois
Residency: Barnes-Jewish Hospital - Washington University, St. Louis
Fellowship: Barnes-Jewish Hospital - Washington University, St. Louis


Academy Health, National American Academy of Neurology, National American Neurological Association, National Huntington Study Group, International Movement Disorders Society, National Parkinson's Study Group, International Philadelphia Neurological Society, Local

Hospital Affiliation

Dr. Willis is employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.


Selected Publications:

Michelle E. Fullard; Dylan P. Thibault; Veronica Todaro, MPH; Susan Foster, RN, BSN, MA; Lori Katz; Robin Morgan; Drew S. Kern, MD, MS; Jason M. Schwalb, MD; Enrique Urrea Mendoza, MD; Lisa Shulman, MD; Nabila Dahodwala, MD, MS; Allison W. Willis, MD, MSCI: Sex Disparities in Health and Health Care Utilization after Parkinson Diagnosis: Rethinking PD Associated Disability Parkinsonsism and Related Disorders : 2018.

Ana Recober MD Payal B. Patel MD, Dylan P. Thibault MS, Andrew W. Hill MPH, Eric A. Kaiser, MD, PhD, Allison. W. Willis, MD, MS: Sociodemographic Factors Associated with Hospital Care for Pediatric Migraine- A National Study Using the Kids Inpatient Dataset Journal of Pediatric Neurology : 2018.

Searles Nielsen Susan, Warden Mark N, Camacho-Soto Alejandra, Willis Allison W, Wright Brenton A, Racette Brad A: A predictive model to identify Parkinson disease from administrative claims data. Neurology 89 (14): 1448-1456,2017.

Beck Christopher A, Beran Denise B, Biglan Kevin M, Boyd Cynthia M, Dorsey E Ray, Schmidt Peter N, Simone Richard, Willis Allison W, Galifianakis Nicholas B, Katz Maya, Tanner Caroline M, Dodenhoff Kristen, Aldred Jason, Carter Julie, Fraser Andrew, Jimenez-Shahed Joohi, Hunter Christine, Spindler Meredith, Reichwein Suzanne, Mari Zoltan, Dunlop Becky, Morgan John C, McLane Dedi, Hickey Patrick, Gauger Lisa, Richard Irene Hegeman, Mejia Nicte I, Bwala Grace, Nance Martha, Shih Ludy C, Singer Carlos: National randomized controlled trial of virtual house calls for Parkinson disease. Neurology 89 (11): 1152-1161,2017.

Fullard Michelle E, Thibault Dylan P, Hill Andrew, Fox Joellyn, Bhatti Danish E, Burack Michelle A, Dahodwala Nabila, Haberfeld Elizabeth, Kern Drew S, Klepitskava Olga S, Urrea-Mendoza Enrique, Myers Phillip, Nutt Jay, Rafferty Miriam R, Schwalb Jason M, Shulman Lisa M, Willis Allison W: Utilization of rehabilitation therapy services in Parkinson disease in the United States. Neurology 89 (11): 1162-1169,2017.

Fullard Michelle E, Xie Sharon X, Marek Ken, Stern Matthew, Jennings Danna, Siderowf Andrew, Willis Allison W, Chen-Plotkin Alice S: Vitamin D in the Parkinson Associated Risk Syndrome (PARS) study. Movement disorders : official journal of the Movement Disorder Society : 2017.

Mammen Jennifer R, Elson Molly J, Java James J, Beck Christopher A, Beran Denise B, Biglan Kevin M, Boyd Cynthia M, Schmidt Peter N, Simone Richard, Willis Allison W, Dorsey E Ray: Patient and Physician Perceptions of Virtual Visits for Parkinson's Disease: A Qualitative Study. Telemedicine journal and e-health : the official journal of the American Telemedicine Association : 2017.

Gonzales Sergio, Mullen Michael T, Skolarus Lesli, Thibault Dylan P, Udoeyo Uduak, Willis Allison W: Progressive rural-urban disparity in acute stroke care. Neurology 88 (5): 441-448,2017.

Willis Allison W, Thibault Dylan P, Schmidt Peter N, Dorsey E Ray, Weintraub Daniel: Hospital care for mental health and substance abuse conditions in Parkinson's disease. Movement disorders : official journal of the Movement Disorder Society 31 (12): 1810-1819,2016.

Safarpour Delaram, Willis Allison W: Clinical Epidemiology, Evaluation, and Management of Dementia in Parkinson Disease. American journal of Alzheimer's disease and other dementias 31 (7): 585-594,2016.

Academic Contact Info

Blockley Hall, Room 723
423 Guardian Drive

Philadelphia, PA 19104
Patient appointments: 800-789-7366 (PENN)