Centers of Excellence

Neurology

Physicians 

 

Saunder Bernes, MD, a pediatric neurologist who has extensively studied and presented on neuromuscular disorders in children, first came to Phoenix Children’s in 1986. He is an Assistant Clinical Professor at the University of Arizona College of Medicine, an active member of the Child Neurology Society and Phoenix Pediatrics Society, and a fellow with the American Academy of Pediatrics. Dr. Bernes earned his medical degree at Northwestern University Doctor of Medicine in Chicago.  He went on to a residency in Pediatrics at Children’s Memorial Hospital in Chicago. Bernes completed his training with a fellowship in Child Neurology at Northwestern University and Children’s Memorial Hospital. He is board certified with the American Board of Pediatrics and the American Board of Psychiatry and Neurology with Special Competence in Child Neurology.

 

 

Clarimar Borrero-Mejias, MD,recently completed her Pediatric Neurology residency at Barrow Neurological Institute at Phoenix Children’s Hospital and has joined the team as a  board certified Pediatric Neurologist. Before arriving at Phoenix Children's Hospital, Dr. Borrero-Mejiasi completed her residency in Pediatrics at the Pediatric Hospital University of Puerto Rico School of Medicine in San Juan, Puerto Rico. She was a physician at Tulane Lakeside Hospital in Metairie, Louisiana and at the Children’s Hospital of New Orleans in New Orleans, Louisiana. She is fluent in both Spanish and English. 

Randa Jarrar, MD, is a Child Neurologist/Epileptologist at Barrow Neurological Institute at Phoenix Children's Hospital in Phoenix, Arizona. She is a clinical assisstant professor at the University of Arizona/ pediatric department.  Her practice focuses on epilepsy, epilepsy surgery, electromyography and intraoperative monitoring. Dr. Jarrar obtained her MD from the University of Jordan. She did a pediatric residency at the University of Illinois in Chicago, Illinois. She completed a child neurology residency and EEG/epilepsy fellowship at the Mayo Clinic in Rochester, Minnesota where she received the Henry Woltman Award for Excellence in Clinical Neurology. She also completed an EMG fellowship at the Mayo Clinic in Jacksonville, Florida. She is Board Certified in Pediatrics, Neurology with special competence in Child Neurology, Clinical Neurophysiology, and Electrodiagnostic Medicine. Dr. Jarrar received the Outstanding Junior Member Award given by the Child Neurology Society in 2001 and was the President of the Minnesota Society of Neurologic Sciences for the year 2007.

 

Allen Kaplan, MD, is one of the founders of Phoenix Children’s Hospital. He helped to create the Hospital’s Neuro-Oncology Program 22 years ago, and today he and  colleagues Michael Etzl, Jr., MD and Amy Rosenfeld MD direct the program, now the largest of its kind in Arizona.  Kaplan, who until recently  served as the Chief of Pediatric Neurology for the Hospital continues  to be involved in Neurology and the development of  Neurosciences. He is a Clinical Professor of Pediatrics at the University of Arizona College of Medicine and an active member of the Child Neurology Society and Children's Oncology Group.  Kaplan earned his medical degree at Loyola University of Chicago (Stritch School of Medicine).  He completed an internship at LA County/USC Medical Center in Los Angeles before his residency in Pediatrics at Children’s Memorial Hospital in Chicago. After a brief  Military tour (US Army Medical Corp)  Kaplan rounded off his training with a fellowship in Child Neurology at Harbor - UCLA Medical Center in Los Angeles.  He is board certified in Child Neurology, Neurology, Psychiatry, and Pediatrics.

 

John F. Kerrigan, MD, is the Director of Pediatric Epilepsy Program and Clinical Neurophysiology Laboratory at Barrow Neurological Institute at Phoenix Children's Hospital. Dr. Kerrigan is also the Co-Director of the Hypothalamic Hamartoma Program at Phoenix Children’s Hospital. He attended college at the University of California, Berkeley, and earned his medical degree from the University of California, San Francisco, where he also completed his residency in the Department of Pediatrics.  Dr. Kerrigan completed a Pediatric Neurology Residency at the University of California at Los Angeles before coming to the Barrow Neurological Institute for a fellowship in Clinical Neurophysiology and Epilepsy, under the direction of Robert S Fisher, M.D., Ph.D.  He is currently an Associate Professor of Clinical Pediatrics and Neurology at the University of Arizona College of Medicine – Phoenix. Dr. Kerrigan's clinical interests include seizure monitoring and surgical treatment for epilepsy.  Dr. Kerrigan is the Research Director for the Hypothalamic Hamartoma (HH) Program at Barrow, which includes multiple clinical and laboratory collaborators, examining treatment outcome and the basic cellular mechanisms responsible for seizure activity in HH tissue.  He is the Principal Investigator in the Hypothalamic Hamartoma Tissue Research Laboratory, which is utilizing confocal microscopy with intracellular labeling and immunohistochemistry to study the microanatomy of HH tissue.  He is an author or co-author of over 50 papers for peer-reviewed publication. Within the last year, Dr. Kerrigan has been invited as a Visiting Professor at The Mayo Clinic in Rochester, MN and Nationwide Children’s Hospital in Columbus, OH.

Kara Lewis, MD (Headache Specialist)

 

 

 

 

 

Robert Little, MD, earned his medical degree at Indiana University School of Medicine in Indianapolis, IN.  He went on to a residency in (Pediatrics) University of Arizona Health Sciences Center in Tucson, AZ.  Little rounded out his training with a fellowship (Child Neurology) Northwestern University/Children's Memorial Hospital in Chicago, IL.  He is certified by the American Board of Pediatrics.

 

 

 

 

Laura Sweetman, MD

 

 

 

 

 

Matthew M. Troester, DO, is triple board certified in Neurology with Special Competence in Child Neurology, Clinical Neurophysiology and Sleep medicine. After graduating Phi Beta Kappa from the University of Kansas, Dr. Troester completed his medical training at the Arizona College of Osteopathic Medicine–Midwestern University. Dr. Troester completed two years of pediatric residency at St Joseph’s Hospital and Medical Center and three years of Pediatric Neurology residency at the Barrow Neurological Institute. Also at Barrow, Dr. Troester completed fellowships in pediatric epilepsy and clinical neurophysiology, as well as additional fellowship training for certification in pediatric sleep medicine. He joined Phoenix Children's Hospital after a merger of pediatric services between Barrow Neurological Institute and Phoenix Children's Hospital. Dr. Troester is continuing his practice of neurology and serving the following roles:Co-Director of Comprehensive Sleep Program, and CME Course Director - Pediatric Neurosciences Grand Rounds.

 

Korwyn Williams, MD, PhD, is a pediatric epileptologists,  who joined Barrow Neurological Institute at Phoenix Children’s Hospital in 2007.  He is part of the Comprehensive Pediatric Epilepsy Program which provides outpatient consultation, inpatient evaluations, presurgical and surgical planning, ketogenic diet supervision, vagus nerve stimulator device programming, and enrollment in drug trials.  Dr. Williams is board-certified in both Neurology and Psychiatry with special competence in Child Neurology as well as Clinical Neurophysiology. 

 

 

 

Marcy Yonker, MD is a board certified pediatric neurologist and director of the Headache Program at Barrow Neurological Institute at Phoenix Children's Hospital. Dr. Yonker obtained her M.D. from the University of Pittsburgh, School of Medicine and was a resident at both Children's Hospital of Philadelphia and University of Pennsylvania. She worked as a neurologist in Philadelphia and as a director of the pediatric headache program at the duPont Hospital for Children in Wilmington, Deleware before arriving at Phoenix Children's Hospital. Dr. Yonker maintains specialty certification in Headache Medicine.

 

 

 

Carolyn Hickman, PhD, CPNP

 

 

 

 

 

Support Staff

Medical Support

Milagros Adamos, RN

Dawn Conlon, RN

Maria Caceres, LPN

Nora Nichols, LPN

Sharon John, Medical Assistant

Paula Madrid, Medical Assistant

Xio Mara Ramirez, Medical Assistant

Jamika Wilson, Medical Assistant

Administrative Support

Sande Hogan, Executive Assistant

Ann Kelleher, Administrative Assistant

Vickie Lathrop, Administative Assistant

Kimber Neilson, Administrative Assistant

Estaer Quiroz, Administrative Assistant (East Valley)

Gloria Antillion, Scheduler

Shannin Gonzalez, Scheduler

Nancy Flores, Scheduler

Shelly Clark, Scheduler

Contact Us

(602) 933-0970

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