for appointments 716.250.2000

DENT Neurologic Institute

Our Physicians

Our Clinical Care Team

Our highly-respected team of professionals offers comprehensive care in all neurology sub-specialties

Conditions of the brain and nervous system can be complex, presenting a variety of challenges to both patients and physicians alike. Our doctors and technicians are sub-specialty certified, many of whom are considered leaders in their field, whose focus is on getting results. 


Bela Ajtai, M.D., Ph.D Vernice E. Bates, M.D.
Alfred Belen, III Horacio A. Capote, M.D.
Steve B. Dofitas, M.D. Marc S. Frost, M.D.
Sanjay Gupta, MD Tomas H. Holmlund, M.D
J. Maurice Hourihane, M.D., FRCPI Minsoo Kang, M.D.
Xiuli Li, M.D. Jennifer McVige, M.D., M.A.
Laszlo L. Mechtler, M.D. Kenneth R. Murray, M.D.
Bennett H. Myers, M.D. Malti J. Patel, M.D.
Mohammad M. Qasaymeh, M.D., M.S. Luisa Rojas, MD
Nicolas P. Saikali, M.D. Kalyan Shastri, MD
Lixin Zhang, M.D., Ph.D  


Fran M. Gengo, Pharm.D. Michelle Rainka, Pharm.D., CCRP


Donna M. Czarnecki, Ph.D. J. Aubrey Duquin, Ph.D

Physician Assistants

Natalie Asbach, RPA-C Michael Asbach, RPA-C
Karly Benamati, RPA-C Mary Kay Betz, MS, RPA-C
Becky Buttaccio, RPA-C Wendy Callen, RPA-C
Alanna Castaldo, PA Malia DeAngelis, RPA-C
Sydney Grabau, RPA-C Gregory Groth, RPA-C
Lauren Jendraszek, RPA-C Carrie Kugler, RPA-C
Collin Maloney, RPA-C Arica Morrill, RPA-C
Kristin Mulligan, RPA-C Maria T. Rizzo, RPA-C
Kristin Smith, PA-C Kristin Snyder, PA
Kristel Stevens, PA Allyson Vanecek, RPA-C

Nurse Practitioners

Lara Bessighini, NP Ariel Clay, ANP-BC
Jill Crouthhamel, ANP-BC Andrea Gunnells, FNP-C
Katelyn McCormack, ANP-C Kathryn Murphy, FNP-BC
Laura A. Schinzel, FNP-C Elizabeth D. Smith, MS, CPNP, ANP
Danielle Tabbi Christopher Zulawski, MSN, RN, FNP-C

Executive Team

Joseph V. Fritz, Ph.D.