Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Timothy Schoonover, DO, dFACN, is a board-certified neurologist at the Dayton Center for Neurological Disorders (DCND), which helps staff offices in Centerville, Beavercreek, Springfield, Eaton, Wilmington, Hillsboro, and Vandalia, Ohio.
Dr. Schoonover joined the DCND in 1996. As a senior partner and the vice president of clinical quality, he oversees many of the practice’s operations. He primarily sees patients out of the Centerville office.
Dr. Schoonover brings more than 20 years of experience to the practice. He went to school at Northern Michigan University in Marquette, earning his Bachelor of Arts in biology and biochemistry and his Master of Arts in biology.
After graduation, Dr. Schoonover enrolled at the Michigan State University College of Osteopathic Medicine in East Lansing, earning his Doctor of Osteopathy. He completed residency training at Botsford Hospital in Farmington Hills, Michigan.
Dr. Schoonover has a special interest in treating headaches, and using botulinum toxin for the treatment of chronic migraines and movement disorders. He also helped to develop and implement the stroke program that Kettering Health Network hospitals currently use.
Dr. Schoonover enjoys sharing his knowledge and experience with others. He teaches students through the Grandview Medical Center Neurology Residency Program and loves working one-on-one with up-and-coming neurology professionals.
Dr. Schoonover is a member of the American Academy of Neurology and the American Osteopathic Association. He is board certified by the American Osteopathic Board of Neurology and Psychiatry and is a distinguished fellow of the American College of Osteopathic Neurologists and Psychiatrists.
Outside the office, Dr. Schoonover loves hanging out with family. He has a wife and two daughters. He is an avid golfer and an active member of his church. He welcomes anyone suffering from migraines or other neurological issues to Dayton Center for Neurological Disorders today.
Kenneth Pugar, DO, MBA, dFACN, is a board-certified neurologist at the Dayton Center for Neurological Disorders (DCND), which helps staff locations in Centerville, Beavercreek, Springfield, Eaton, Wilmington, Hillsboro, and Vandalia, Ohio. Dr. Pugar is the founder and president of DCND and works at the Centerville and Beavercreek offices. Over the years, he’s established DCND as one of the premier neurology practices in the state.
Dr. Pugar studied at Gannon University in Erie, Pennsylvania, earning his Bachelor of Science in Chemistry. After graduation, he enrolled at the University of Pittsburgh, also in Pennsylvania, and obtained a Master of Business Administration. Then, Dr. Pugar enrolled at the Philadelphia College of Osteopathic Medicine in Pennsylvania, graduating with his Doctor of Osteopathy.
Dr. Pugar also completed residency training at Botsford Hospital in Farmington Hills, Michigan.
Dr. Pugar diagnoses and treats various neurological disorders, but he has a special interest in Alzheimer’s disease/dementia, Parkinson’s disease, and Multiple Sclerosis. Dr. Pugar always puts patients first. He never rushes appointments and has a compassionate bedside manner, allowing him to build strong and trusting relationships with patients.
Dr. Pugar regularly participates in continuing education to keep his skills sharp. He stays abreast of neurology advances and works as a principal investigator for research trials focused on neurodegenerative disorders.
He also enjoys sharing his knowledge with others. He’s a teacher and mentor in the residency program at Kettering Health Dayton in Ohio (formerly Grandview Medical Center).
Dr. Pugar is a distinguished fellow of the American College of Osteopathic Neurologists and Psychiatrists. He’s also a member of the American Academy of Neurology and the American Osteopathic Association. Dr. Pugar is board-certified by the American Osteopathic Board of Neurology and Psychiatry.
Outside the office, he enjoys spending time with family and friends. Dr. Pugar is married and has five children and 10 grandchildren. He enjoys traveling, playing golf, and skiing in his free time.
Dr. Pugar welcomes anyone needing high-quality neurology care to Dayton Center for Neurological Disorders.
Jon Durrani, DO, is a board-certified neurologist at the Dayton Center for Neurological Disorders (DCND), which staffs convenient offices in Centerville, Beavercreek, Springfield, Eaton, Wilmington, Hillsboro, and Vandalia, Ohio. With a special interest in sleep medicine, stroke, and headache management, Dr. Durrani has worked with various patients at the practice since 2017.
Dr. Durrani earned his Bachelor of Science in kinesiology at the University of Illinois Urbana-Champaign in Champaign before pursuing his doctorate in osteopathic medicine at the Erie College of Osteopathic Medicine in Pennsylvania.
Dr. Durrani's commitment to excellence is evident in his extensive training. He completed his internship in neurosurgery at Swedish Covenant Hospital in Chicago, Illinois, gaining valuable experience in surgical neurology. He later switched to neurology, completing his residency at Kettering Health Dayton (formerly Grandview Medical Center) in Ohio.
As a member of prestigious organizations, such as the American Academy of Neurology and the American Osteopathic Association, Dr. Durrani remains at the forefront of advancements in his field.
Dr. Durrani's passion for neurology stems from his childhood decision to follow in his father's footsteps and become a doctor. He finds fulfillment in the challenges posed by neurologic disorders and is grateful for the opportunity to bring about meaningful changes in his patients' lives. While he initially pursued training in neurosurgery, his journey led him to choose neurology to focus on caring for stroke patients and individuals affected by various neurologic conditions.
Dr. Durrani is passionate about patient education. He has written two books on neurologic issues to help patients and their families better understand their diagnosis. He has also started his own YouTube channel that is full of quick, easy to understand videos.
Outside of work, Dr. Durrani cherishes time spent with his wife and daughter and enjoys competitive target shooting, autocross racing, and woodworking.
With his exceptional skills, comprehensive training, and dedication to his patients, Dr. Durrani is an invaluable member of DCND, providing exceptional care and improving the lives of those affected by migraines, movement disorders, and other neurological conditions.
Derek Menkedick, DO, is a dedicated and board-certified neurologist specializing in Multiple Sclerosis care, headache management, and electromyography (EMG). He brings his expertise and compassionate care to patients at Dayton Center for Neurological Disorders (DCND), which staffs several convenient locations in Centerville, Beavercreek, Springfield, Eaton, Wilmington, Hillsboro, and Vandalia, Ohio.
Dr. Menkedick studied at the University of Indianapolis in Indiana, where he double majored in biology and chemistry. He then pursued his osteopathic medicine doctorate at the Chicago College of Osteopathic Medicine at Midwestern University in Downers Grove, Illinois.
After completing his residency at Kettering Health Dayton (formerly Grandview Medical Center) in Ohio, Dr. Menkedick joined notable organizations, including the American Academy of Neurology and the American Osteopathic Association, reflecting his commitment to staying abreast of the latest advancements in his field.
Driven by a lifelong goal of helping others, Dr. Menkedick embarked on a career in medicine. In 2020, he joined DCND, bringing his expertise and passion to improve the quality of life for his patients. He finds great fulfillment in making a positive impact on their lives.
When he isn’t caring for patients, Dr. Menkedick values spending time outdoors and with his wife and three children.
With his comprehensive training and commitment to patient care, Dr. Menkedick is a well-respected physician in general neurology. His compassionate approach and dedication to enhancing the lives of his patients make him a trusted neurologist at the DCND.
“Dr. Derek was simply AMAZING. His calm and welcoming demeanor settled my nerves throughout the procedure. He explained everything and answered my questions fully. He even did additional tests to rule out additional diagnoses. I strongly recommend Dr. Derek!”
Megan Mackenzie, DO, is a board-certified neurologist at the Dayton Center for Neurological Disorders (DCND), providing comprehensive neurology care to adults at the Centerville office. DCND also staffs offices in Beavercreek, Springfield, Eaton, Wilmington, Hillsboro, and Vandalia, Ohio.
Dr. Mackenzie began her education at Michigan State University in East Lansing, earning her Bachelor of Science in kinesiology. After graduation, she remained in East Lansing, enrolling at the Michigan State College of Osteopathic Medicine, obtaining her Doctor of Osteopathy.
She completed residency training at Kettering Health Dayton (formerly Grandview Medical Center) in Ohio.
Dr. Mackenzie treats various neurological disorders such as dementia/Alzheimer's, movement disorders and seizures. She has a special interest in finding relief for people who suffer from headaches and pregnancy-related neurologic issues. She also specializes in using botulinum toxin to manage migraines.
Dr. Mackenzie is a member of the American Academy of Neurology and the American Osteopathic Association. She is board-certified by the American Osteopathic Board of Neurology and Psychiatry.
When she isn’t meeting with patients or developing personalized treatment plans, Dr. Mackenzie enjoys spending time with her husband and two children. She’s also an athlete who enjoys playing tennis.
Dr. Mackenzie welcomes any person experiencing neurological distress or migraines to the Dayton Center of Neurological Disorders.
Sara Ramquist, DO, is a board-certified neurologist practicing at Dayton Center for Neurological Disorders (DCND), which staffs convenient locations in Dayton, Centerville, Beavercreek, Springfield, Eaton, Wilmington, Hillsboro, and Vandalia, Ohio. With special interests in general neurology, headache disorders, and osteopathic manipulative medicine, Dr. Ramquist brings a comprehensive and holistic approach to the practice.
Dr. Ramquist obtained her bachelor’s degree from Seattle Pacific University in Washington before pursuing her osteopathic medicine doctorate at Pacific Northwest University - College of Osteopathic Medicine in Yakima, Washington. She completed her residency at Kettering Health Dayton (formerly Grandview Medical Center) in Dayton, Ohio.
Dr. Ramquist's commitment to excellence and continued learning is evident through her membership in prestigious organizations, such as the American Academy of Neurology and the American Osteopathic Association.
Dr. Ramquist finds immense fulfillment in caring for her patients, considering them the highlight of her profession. From diagnosing and treating migraines to managing neuropathy, she recognizes the privilege of engaging with individuals during their most vulnerable moments and witnessing the transformative power of touch, reassurance, education, and attentive listening in promoting hope and healing.
Outside of her professional commitments, Dr. Ramquist enjoys spending quality time with her family, friends, and her beloved dog. She also loves painting, drawing, and singing.
As a first-generation physician, Dr. Ramquist's passion for medicine stems from her deep appreciation for the profound impact that health care professionals can have on the lives of individuals in need. Her empathetic approach and commitment to patient-centered care make Dr. Ramquist an integral part of the team at DCND.
Dr. George Jewell is a highly respected clinical psychologist and board-certified neuropsychologist specializing in the evaluation and treatment of patients experiencing difficulties with memory, concentration, and other aspects of cognitive functioning. He sees patients at the Riverhills Neuroscience location in Centerville, Ohio. His expertise spans a wide range of neurological conditions, including memory disorders, mild cognitive impairment, dementia, brain tumors, epilepsy, normal pressure hydrocephalus, traumatic brain injury, and cerebrovascular diseases.
Dr. Jewell has extensive experience from his previous roles. He has served as an assistant professor at Wright State University, staff neuropsychologist at the Wallace Kettering Neuroscience Institute, and staff neuropsychologist at the Lindner Center of HOPE. Additionally, he provided his expertise as a consulting neuropsychologist for LifeCare Hospitals of Dayton.
Throughout his distinguished career, Dr. Jewell has been recognized for his contributions to research and clinical practice. He was honored with the Dean's Award for Outstanding Accomplishments in Research and received the Merit Fellowship at the University of Alabama at Birmingham. His research endeavors were further acknowledged with the National Institute of Disability and Rehabilitation Research (NIDRR) Pre-Doctoral Fellowship in Rehabilitation Research.
Dr. Jewell has made significant contributions to the field through his published papers and presentations at both national and international conferences, focusing on cognitive and emotional changes in patients with neurological disorders.
Board-Certified Neurologist & Psychiatrist
Specialist in Pain, Spine, and Neurobehavioral Medicine
Dr. David Okonkwo is a distinguished neurologist and psychiatrist with over 15 years of clinical experience and board certification by the American Board of Psychiatry and Neurology. He is nationally recognized for his expertise in the integrated management of neurological and psychiatric disorders, particularly within the domains of pain and spinal care.
Dr. Okonkwo completed his adult neurology residency and pediatric neurology fellowship at the State University of New York (SUNY) at Buffalo, where he also held faculty affiliations with the University at Buffalo and the Roswell Park Comprehensive Cancer Center. His extensive training has laid a strong foundation for his lifelong commitment to clinical excellence, medical education, and patient advocacy.
“Dr okonkwo is amazing. He takes the time to listen to all your questions and he answers them in ways that your able to understand. He is very understanding and caring, I would recommend him to anyone. ”