Our Team

Our Team

megaMichael Mega MD, PhD

Dr. Mega is a Cognitive Neurologist who trained at UCLA where he also obtained his PhD in Neuroscience with an emphasis on structural and functional brain mapping. He directed the Memory Disorders clinic at UCLA from 1996-2002 as well as the Alzheimer Center’s imaging core. He came to Providence Saint Vincent’s in 2004 and directed the Cognitive Assessment Clinic until 2015 when he began the Center for Cognitive Health. He has published multiple scientific papers, book chapters, and a textbook contributing to the field of cognitive neuroscience.  View Dr. Mega’s CV here.


Jamie Naylor MA

Jamie is a Psychometrician for the clinic. He graduated from Oregon State University with a Master’s of Arts degree in Cognitive Psychology with an emphasis on cognitive aging. Jamie’s favorite hobbies are reading, playing music, and spending time outdoors.



Shelby Kline MS

Shelby is a Clinical Research Coordinator for the clinic.  She graduated with her Master’s of Science in biology, focusing on developmental Neuroendocrinology. In addition to working at the Center of Cognitive Health, she also enjoys teaching for the Medical Professions department of Portland Community College. Some of her favorite thing to do are hike, cook, and travel—with the South Island of New Zealand being her favorite destination yet!



Alyssa Welty BA

Alyssa is a Research Assistant for the clinic. She graduated with a Bachelor of Arts in Psychology at the University of Oregon. Her previous roles at the UO included working as a Research Assistant for the Developmental Sociobiology Lab where she focused on child development, and she was also an Academic Peer Adviser for the Psychology department. She would like to pursue a Master’s in counseling to become a therapist. Her favorite hobbies include hiking, exploring outdoors, singing and playing music, and spending time with her dog.


Kati Hengel BS

Kati is a Psychometrician for the clinic. She graduated with a Bachelors of Science in Psychology from Rocky Mountain College in Montana. Prior to joining the team at the Center for Cognitive Health, Kati was a Psychometrist in the Bozeman Health Deaconess Neuroscience Center. She hopes to continue her education here in Oregon by pursuing her master’s degree in Art Therapy Counseling. Kati enjoys running, climbing, backpacking, and going on any outdoor adventures with her trusty dog Jack.


Audrey Sherman

Audrey Sherman PhD

Dr. Sherman is a Clinical Neuropsychologist with extensive training in the evaluation of disorders of thinking. Her favorite interests are raising two beautiful daughters and spending time with her husband and wonderful Australian Shepard.