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William Zinnanti MD PhD

Neurologist / Physician Scientist

Dr. Zinnanti graduated from UCLA with a degree in molecular cell and developmental biology. He then completed both Medical and Science Doctorates at Pennsylvania State College of Medicine, physician scientist training program for both MD & PhD degrees. Dr. Zinnanti participated in post-doctoral studies in neurobiology at Cal Tech, resulting in potential treatments for two rare metabolic diseases. He then completed an internship in pediatrics at Down State University of New York, Brooklyn and attended fellowship in neurology at Stanford University, Lucile Packard Children’s Hospital.

Dr. Zinnanti is a licensed physician &

neuro-metabolic expert.

Research interests & ongoing projects:

* Autism

* Glutaric Aciduria - Metabolic Stroke

* Maple Syrup Urine Disease


Angela Dillman
Office Manager / Medical Assistant

Angela graduated medical assisting school in 1997. After graduation she was hired through her externship at the Western Medical Group Urgent Care facility. With years of expertise and experience under her belt she moved on from Western Medical to her 15 year career with Horsnyder Pharmacy as the medical billing manager. Angela was then recruited by Zinnanti Institute for Neuroscience in 2016. Her position ranges from medical assistant, medical billing specialist to office manager. Angela enjoys time with her grown children, camping, cooking and running. She loves engaging with patients & coordinating their appointments.


Estefania Mendoza

EEG Tech / Bilingual Medical Assistant

Stef is a graduate student from Unitek College in San Jose, California with a degree in medical assisting. She is a true people person and we are honored to call her our talented bilingual medical interpreter. Stef has the amazing talent to

milti-task under pressure while maintaining wonderful patient service skills. She is always striving for knowledge in regard to patient care and is a great addition to our office team. Outside of the office Stef enjoys exercise, playing soccer & spending time with family.

This website contains general information relating to various medical conditions and their treatment.
Such information is provided for informational purposes only and is not meant to be a substitute for
advice provided by a physician or other qualified healthcare professional after a thorough history and
exam. Patients should not use the information contained herein for diagnosing a health or fitness
problem or disease. Patients should always consult with a doctor or other healthcare professional for
medical advice or information about diagnosis and treatment. Our office would be glad to make an
appointment to meet with you and conduct a thorough history and exam in order to provide you with
quality medical advice.

expertise. quality care. compassion.

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