Staff
Marissa Anne Kellogg, M.D., M.P.H., F.A.E.S.
Director, Portland Epilepsy Center of Excellence
Staff Neurologist
Dr. Kellogg is the Director of the Portland VA Epilepsy Center of Excellence (ECoE), Director of the Portland VA Epilepsy Fellowship, and Director of the National VA TeleEEG Program West Coast Division. She specializes in caring for patients with epilepsy and seizures. She has advanced fellowship training in epilepsy and EEG interpretation. Dr. Kellogg enjoys working with patients with epilepsy because there are so many effective treatment options for patients and the field is at the intersection of healthcare and neuroscience with new discoveries every week.
In her spare time, Dr. Kellogg enjoys cycling, hiking, reading, travel, and exploring the Portland restaurant scene with her family. She has a special interest in global neurology and has collaborated in clinical care and clinical research with healthcare providers in Tanzania, Thailand, Cambodia, and Botswana (domestically and abroad).
Eilis Boudreau, MD, PhD
Staff Neurologist
Dr. Boudreau is a staff physician working in the sleep medicine and epilepsy programs at the Portland VA Epilepsy Center of Excellence. She studies sleep and circadian rhythm influences on the development of alcoholism using imaging techniques such as functional magnetic resonance imaging (fMRI) and optical microangiography. She holds a Ph.D. in biophysics from Syracuse University and an M.D. from the SUNY Health Science University at Syracuse. Dr. Boudreau is also an assistant professor in OHSU’s Department of Medical Informatics and Clinical Epidemiology.
Paul Motika, MD
Staff Neurologist
Dr. Motika specializes in caring for patients with epilepsy and has been a part of the Portland VA Epilepsy Center of Excellence since 2011. He has advanced training in the diagnosis and treatment of many types of epilepsy, including difficult to treat forms. He also has experience with interpretation of electroencephalograms (EEG), as well as surgical treatments for epilepsy.
In his spare time, Dr. Motika enjoys the outdoors. He is an avid runner, and also likes cooking for his family.
Lia Ernst, MD
Staff Neurologist
Dr. Ernst is a board-certified neurologist with a specialization in seizures and epilepsy. She has been interested in epilepsy for many years, and is inspired by the many emerging treatments and tremendous amount of hope in the field. She has had special training in EEG monitoring, invasive EEG monitoring and pre-surgical evaluation for epilepsy.
In her spare time, Dr. Ernst enjoys cooking, yoga, exploring neighborhoods, and traveling.
Collette Evrard, FNP
Neurology Nurse Practitioner
Collette Evrard, MSN, FNP-C received her undergraduate degree from the University of San Francisco, and obtained her Master's degree at the University of South Alabama in 2005. She is Nationally Certified as a Family Nurse Practitioner (FNP). Ms. Evrard has been at the PVAMC since 2010. Prior to the VA her experience included over a decade of critical care experience at California Pacific Medical Center in San Francisco, and several years as a Transplant Coordinator. Ms. Evrard has also served as a faculty member at Gulf Coast College while living in Panama City, Florida.
At the PVAMC, Ms. Evrard performs neurological specialty care to Veterans with epilepsy in a variety of ways. She sees Veterans in Portland's seizure clinic each and via telehealth visits in Roseburg, OR. Additionally, Ms. Evrard conducts phone visits and responds to Secure Messaging inquires. In addition to her duties serving on numerous Epilepsy Center committees and her role coordinating Epilepsy Monitoring Unit admissions, Ms. Evrard acts as the principle patient care coordinator for the PVAMC's Epilepsy Center of Excellence.
Ms. Evrard’s goal is to help her patients achieve the greatest quality of life by providing them with education and assistance managing their epilepsy. Ms. Evrard is honored to serve Veterans and is delighted to be a part of the PVAMC's Epilepsy Center of Excellence.
Matthew McCaskill, DO, MFA
Staff Neurologist
Dr. McCaskill specializes in treating patients with seizures of all forms and is fellowship trained in both clinical neurophysiology and epilepsy. Dr. McCaskill champions for the African American and LGBTQ+ communities, specifically patients on gender-affirming hormone therapy. When not working in the Epilepsy Clinic, he also helps lead the inpatient neurology ward and consults services maintaining a wide breadth of expertise in the field of neurology with an emphasis on sleep, neuroendocrine and neuropsychiatric disorders.
Dr. McCaskill is a leader in Canine-Assisted Care and is often accompanied by his Medical Service Dog/Seizure Detection Dog, Reggie, when seeing patients. He also helps neurology patients seeking service dog training and Canine-Assisted Care integration into their treatment plan.
In his free time, Dr. McCaskill enjoys fitness-related activities of all forms, including martial arts, weightlifting, yoga, axe throwing, bowling, dog training/canine fitness and nutrition.
Lisa Strauss, MSSW, LCSW
Social Worker
Lisa Strauss is a Licensed Clinical Social worker in the Outpatient Neurology Clinics at the Portland VA Medical Center. Ms. Strauss received her MSSW at the University of Tennessee and has worked as a social worker in many settings including: medical facilities, including ER, ICU, inpatient and outpatient, hospice, inpatient and outpatient mental health, homelessness, and private practice. This has enabled her to be well rounded social worker. Ms. Strauss has worked with the VA system for 14 years and has been in Portland, Oregon for the last 4 years. In her role at the Epilepsy Center of Excellence, she supports and facilitates veterans to achieve a positive quality of life by providing emotional support, education, advocacy and by offering a support group for our veterans. Ms. Strauss is honored to work with veterans.
Ahmed Raslan, MD, FAANS
Staff Neurosurgeon
Dr. Raslan is a neurosurgeon who cares for adult patients with epilepsy, brain tumors, hydrocephalus, and movement disorders. He also treats patients who have chronic pain, such as facial and spinal pain, and pain from cancer.
Some of the surgeries he performs include brain mapping and awake craniotomy for epilepsy and brain tumors; focused ultrasound for essential tremor and Parkinson’s disease; and deep brain stimulation for epilepsy and movement disorders.
Dr. Raslan enjoys getting to know his patients and their families and interests, which helps him tailor their treatment to best improve their health and lives.
In his spare time, Dr. Raslan enjoys spending time with his family, traveling and cultural events.
