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.
Stephanie Ritter, MD, is a double-board-certified neurologist and sleep medicine specialist at Riverhills Neuroscience, providing complete neurology care to people in Cincinnati, Ohio.
Dr. Ritter began her career pursuits at the University of South Carolina in Columbia, earning her Bachelor of Science in exercise science. Then, she enrolled at the University of Toledo Health Science Campus in Ohio and obtained her medical degree.
Before entering private practice, Dr. Ritter completed a neurology residency at the University of Cincinnati (UC) Medical Center in Ohio and a sleep medicine fellowship at Stanford University in Stanford, California.
At Riverhills Neuroscience, Dr. Ritter diagnoses and treats various neurological conditions, and she has special interests in managing sleep disorders, including sleep apnea, restless legs syndrome, narcolepsy, and insomnia.
Dr. Ritter’s extensive training and expertise allow her to pinpoint the cause of common sleep-related issues like daytime fatigue and snoring. Her patient-centered treatment approach emphasizes education, healthy lifestyle changes, and improved sleep hygiene.
Dr. Ritter welcomes anyone experiencing poor sleep or other sleep-related issues to multiple Riverhills Neuroscience offices today.
Shon G. Michael, MD, is a highly skilled physician whose specialization includes neuromuscular medicine, headache, and cervical dystonia. Dr. Michael offers expert diagnosis and treatment of neurological concerns to patients of Riverhills Neuroscience at its Norwood and West offices in Cincinnati, Ohio.
Dr. Michael completed his medical education at St. John’s Medical College in Bangalore, India, and his residency in neurology at Yale New Haven Hospital in New Haven, Connecticut. He also completed a fellowship in neuromuscular medicine at Yale New Haven Hospital.
Dr. Michael, certified by the American Board of Psychiatry and Neurology and the American Board of Electrodiagnostic Medicine, utilizes the latest diagnostic and treatment techniques to help his patients manage their conditions and improve their quality of life.
He provides personalized and compassionate care to his patients and believes in working closely with his patients to develop individualized treatment plans that address their unique needs and concerns.
Dr. Michael is a member of the American Academy of Neurology and the American Association of Neuromuscular and Electrodiagnostic Medicine.
Schedule an appointment with Dr. Michael today by calling the Norwood or West offices in Cincinnati, Ohio.
Michael Schmerler, MD, is a double-board-certified internal medicine physician and neurologist at Riverhills Neuroscience, providing high-quality neurology care to people in Cincinnati, Ohio.
Dr. Schmerler brings more than 40 years of experience to the practice. He began his career at Northwestern University in Chicago, earning his undergraduate degree, and obtained his Doctor of Medicine from the Northwestern University Feinberg School of Medicine.
The following year, Dr. Schmerler completed an internal medicine internship and residency and a neurology residency at The Mayo Clinic in Rochester, Minnesota. During that time, he received specialized training in the treatment of neuromuscular disease with a focus on multiple sclerosis (MS) and neuro-ophthalmology.
People from all over the Midwest visit Riverhills Neuroscience to access Dr. Schmerler’s expertise. His friendly and approachable nature helps patients feel comfortable and at ease.
Dr. Schmerler is very active outside of work. He holds membership in various professional organizations, including the American Medical Association, the Cincinnati Society of Neurology and Neurosurgery, and the American College of Physicians.
Dr. Schmerler welcomes anyone experiencing neurological issues, like severe headaches, memory problems, or muscle spasms, to Riverhills Neuroscience today.
Yiyi Zhang, MD, is a board-certified neurologist practicing at Riverhills Neuroscience, which has three office locations in Cincinnati; Norwood, Westside, and Anderson, and another in Crestview Hills, Kentucky.
Dr. Zhang completed her undergraduate studies at the University of Washington, where she majored in biochemistry and graduated cum laude. She then attended medical school at Saint Louis University School of Medicine before completing her neurology residency and neuromuscular medicine fellowship at the University Hospitals Cleveland Medical Center.
To stay up to date with the latest advances in medicine, Dr. Zhang maintains memberships with the American Academy of Neuromuscular & Electrodiagnostic Medicine, the American Academy of Neurology, and the American Neurological Association. She is certified by the American Board of Psychiatry and Neurology.
Outside of her time at Riverhills Neuroscience, Dr. Zhang enjoys badminton, ping pong, zumba, and gardening.
To schedule an appointment with Dr. Zhang and the team at Riverhills Neuroscience, call the nearest office at (513) 612-1111.
Dr. Patricia Colapietro is a board-certified neurologist with extensive experience in inpatient and outpatient neurology, medical education, and integrative health. She recently served as an Assistant Professor of Clinical Neurology and Neurology Site Director at the Cincinnati Veterans Affairs Medical Center (VAMC), where she played a key role in residency training, diversity initiatives, and patient care.
Dr. Colapietro completed her Neurology Residency at the University Hospital, Cincinnati, OH, following an Internal Medicine Internship at Jewish Hospital, Cincinnati, OH. Prior to her medical training in the U.S., she pursued postgraduate education in Physical Medicine and Rehabilitation, Pain & Palliative Care, and Acupuncture in Brazil.
She is an active member of the American Academy of Neurology and has been board-certified by the American Board of Psychiatry and Neurology since 2013. Dr. Colapietro has contributed to medical research, published in the fields of neurological rehabilitation, pain management, and integrative medicine, and has presented at national and international conferences.
Beyond her clinical expertise, she has a strong commitment to medical education and community service. She has served as a Mind-Body Skills facilitator at the UC Center for Integrative Health and Wellness, has worked as a physician for the NFL BAP/MAF program, and has been a volunteer Spanish medical interpreter.
Dr. Colapietro's dedication to teaching and mentorship has been recognized with the 2021 University of Cincinnati Neurology Faculty Teacher of the Year Award.
In her free time, she enjoys traveling, reading, running, yoga, watching sports and movies, and spending time with family and friends. She is fluent in Portuguese, English, and Spanish.
Nikita Nanavaty, DO, is a board-certified neurologist at Riverhills Neuroscience, which proudly serves patients across Cincinnati, Ohio—with offices in Norwood, Westside, and Anderson—as well as in Crestview Hills, Kentucky.
After graduating cum laude from The Ohio State University in 2016 with a Bachelor of Science in Molecular Neuroscience, Dr. Nanavaty earned a Doctor of Osteopathy degree from the Lake Erie College of Osteopathic Medicine in 2020. She then completed a neurology residency at the University of Cincinnati’s Department of Neurology and Rehabilitation Medicine, followed by a fellowship in epilepsy at Vanderbilt University in 2025.
Throughout her training, Dr. Nanavaty participated in numerous research initiatives and contributed to multiple publications and presentations within the field of neurology. Her professional interests include the diagnosis and management of epilepsy, seizure disorders, and complex neurological conditions.
At Riverhills Neuroscience, Dr. Nanavaty is dedicated to providing comprehensive, patient-centered neurological care. She values a collaborative approach, empowering patients with education and evidence-based treatment plans designed to improve quality of life and long-term brain health.
Baber Khan, MD, is a board-certified neurologist practicing at Riverhills Neuroscience at the Norwood office in Cincinnati, Ohio, and in Crestview Hills, Kentucky. Dr. Khan specializes in general neurology, focusing on neuroimmunology, and multiple sclerosis. He received his medical degree from the University of California, San Francisco, and completed his residency at the University of Michigan in Ann Arbor, Michigan.
In addition to his clinical expertise, Dr. Khan brings other unique experiences, such as being a project coordinator for the National Institutes of Health’s Program Project Grants, which studied neurodegenerative diseases. Dr. Khan is committed to providing exceptional care to his patients and staying up to date with the latest advancements in neurology.
Dr. Khan uses a compassionate approach to patient-focused care. He takes the time to listen to his patients’ concerns and thoroughly explain their condition and treatment options. He earned the Bronze Beeper Award for teaching excellence and the Status Pedagogicus Award for best resident teacher, highlighting his dedication to patient education.
His expertise in neurology and neuromuscular disorders allows him to provide tailored treatment plans that address each patient’s unique needs. Dr. Khan is highly respected by his colleagues and patients alike for his clinical skills and dedication to improving the lives of those he serves.
Schedule an appointment with Dr. Khan today by calling Riverhills Neuroscience’s Crestview Hills, Kentucky, or Norwood Cincinnati, Ohio, office.
Christina Vest, DNP, AGACNP-BC, CNP, CNRN is a board-certified adult gerontology acute care nurse practitioner and certified neuroscience registered nurse at Riverhills Neuroscience. She sees patients at the practice’s Norwood location in Cincinnati, Ohio and Crestview Hills, Kentucky.
In 2011, Christina earned her associate's degree in nursing from the Good Samaritan College of Nursing and Health Science (Good Samaritan College-Nursing) in Cincinnati, Ohio, followed by her Bachelor of Science in Nursing from Ohio University in Athens.
Christina furthered her education, obtaining her Master of Science in nursing from the University of Cincinnati (UC) in 2013. She also achieved her Doctorate of Nursing Practice from the University of Cincinnati in 2020.
She has numerous affiliations and is a member of the American Academy of Neurology (AAN) and AAN Engagement Committee, the Neurocritical Care Society, the American Association of Nurse Practitioners (AANP), National Organization of Nurse Practitioner Faculty, and the Ohio Association of Advanced Practice Providers.
Christina is certified in Emergency Neurologic Life Support.
She warmly welcomes all patients into Riverhills Neuroscience and looks forward to caring for them.
Madhuri Vallabhuni, MD, is a board-certified neurologist at Riverhills Neuroscience, providing complete neurology care to people in Cincinnati, Ohio at the Norwood office.
Dr. Vallabhuni was born and raised in India. She completed her undergraduate degree at Andhra Pradesh Residential Junior College and obtained her medical degree from Guntur Medical College (formerly NTR University of Health Sciences).
In 2000, Dr. Vallabhuni moved to the United States to continue her professional pursuits. She was a Visiting Clinician in 2001 at the Headache Clinic in Mayo Clinic, Rochester, Minnesota and worked with renowned Headache Specialists and mentored by Dr. Jerry Swanson. Dr. She was also a visiting clinician at Wake Forest University, Winston-Salem in 2003 under the guidance of the Headache Specialist and researcher, Dr. Todd Troost.
After finishing a Neurology Residency in 2010 at the University of Louisville, she joined Baptist Health Louisville for 7 years before joining Riverhills Neuroscience in November 2017.
Dr. Vallabhuni is a member of the American Academy of Neurology, American Headache society and International Headache society.
Since entering private practice, Dr. Vallabhuni has served in various capacities, including visiting clinician and staff neurologist. At Riverhills Neuroscience, she diagnoses and treats various neurological conditions, including dementia, Parkinson’s disease, and multiple sclerosis.
Dr. Vallabhuni has a special interest in headache disorders. She offers several types of minimally invasive treatment, including Botox® injections and nerve blocks.
Dr. Vallabhuni welcomes anyone in need of neurology care to Riverhills Neuroscience today.
Todd A. Hayes, DO, is a board-certified neurologist with over 20 years of experience. He currently serves patients at Riverhills Neuroscience's Norwood and Anderson locations in Cincinnati, Ohio, where he provides compassionate care and advanced treatments for various neurological disorders.
Dr. Hayes completed his doctoral degree in osteopathic medicine at Des Moines University, Osteopathic Medical Center in Des Moines, Iowa. He also completed a neurology residency at St. John Detroit Oakland Hospital in the Michigan State University System. In addition, Dr. Hayes attended a Master’s degree program in health and humanities and completed a Bachelor of Science in Physiology from Michigan State University in East Lansing, Michigan.
Dr. Hayes’ expertise includes general neurology, neuromuscular disorders, epilepsy, and electromyography (EMG).
He has been a recipient of several awards, including the Physician Excellence in Precepting from the Rocky Vista University College of Osteopathic Medicine, the Dean's Recognition for Outstanding Performance and Contribution from the Des Moines University Osteopathic Medical Center, and the Outstanding Service and Leadership in the Community Award from Michigan State University.
Dr. Hayes is also an active member of several professional organizations, including the American Academy of Neurology, American Medical Association, American College of Osteopathic Neurologists and Psychiatrists, American Osteopathic Association, and American Association of Neuromuscular & Electrodiagnostic Medicine.
Committed to providing his patients the highest quality of care, Dr. Hayes utilizes his expertise and experience to develop customized treatment plans that address each patient's unique needs.
Marsha Smith, MD, FAAN, is a board-certified neurologist specializing in movement disorders at Riverhills Neuroscience in Cincinnati, Ohio, at our Norwood and Anderson office locations.
Dr. Smith went to college at New York University in New York City, earning her Bachelor of Arts. The next year, she enrolled at the Lewis Katz School of Medicine at Temple University in Philadelphia, Pennsylvania, and obtained her Doctor of Medicine.
Before entering private practice, Dr. Smith completed an internal medicine internship at Albert Einstein Medical Center in Philadelphia and a neurology residency at Harvard University in Boston, Massachusetts.
The Harvard residency inspired Dr. Smith to develop a focused expertise. So, she completed a neurology fellowship in movement disorders at Emory University Hospital in Georgia. There, Dr. Smith received specialized training in the diagnosis and treatment of Parkinson’s disease, essential tremor, and dystonia.
Dr. Smith is a member of several professional organizations, including the American Academy of Neurology and the Movement Disorder Society. She welcomes anyone experiencing neurological issues to Riverhills Neuroscience today.
Erin Deegan, MD, is a board-certified neurologist and movement disorder specialist at Riverhills Neuroscience, serving patients in Cincinnati, Ohio, and Crestview Hills, Kentucky.
Dr. Deegan studied at the College of William and Mary in Williamsburg, Virginia, earning her bachelor’s degree in neuroscience. After graduation, she enrolled at the University of Maryland School of Medicine in Baltimore and obtained her medical degree.
Before entering private practice, Dr. Deegan completed a neurology residency at Baylor College of Medicine in Houston, Texas, and a movement disorders fellowship at Beth Israel Medical Center in New York City.
She received extensive training in all aspects of neurology and movement disorder treatment, including the administration of nerve blocks and trigger point injections for headaches, outpatient-based general neurology, and management of spasticity and dystonia.
Dr. Deegan has earned several recognitions throughout her career, including the American Neurological Association Travel Award and the Dr. Susan D. Bressman Excellence in Neurology Teaching Award. Outside of work, she enjoys spending time with her husband and two children.
Dr. Deegan welcomes anyone needing high-quality neurology or movement disorder care to Riverhills Neuroscience today.
Amy Richards Lusk is a highly experienced Certified Nurse Practitioner at Riverhills Neuroscience, specializing in comprehensive outpatient neurological care. With a clinical background spanning two decades, Amy provides expert monitoring and follow-up for patients managing complex conditions, including epilepsy, sleep medicine, headache management, and Alzheimer’s dementia. She maintains a specialized focus on post-hospitalization stroke care, ensuring patients have a supported transition during recovery.
Amy is proficient in advanced therapeutic procedures such as Botox injections for migraine prophylaxis, occipital nerve blocks, and Syn-One skin biopsies. Her diverse clinical history includes serving as an Inpatient Neurology NP at Mercy West and The Christ Hospital, where she managed acute neurological emergencies like meningitis and MS exacerbations.
She earned her Master of Science in Nursing from the University of Cincinnati, where she also holds a Juris Doctor and a Bachelor’s degree in Anthropology. Amy’s dedication to excellence has been recognized with the DAISY Award for Extraordinary Nurses. She is board-certified as an Adult-Gerontology Acute Care Nurse Practitioner (AGACNP-BC) and remains active in the American Academy of Neurology.
Samantha DiMeo, CNP, is a nurse practitioner and advanced practice registered nurse, bringing more than a decade of experience to Riverhills Neuroscience in Cincinnati, Ohio.
Samantha always wanted to be a nurse. She began her studies at Bohecker College, earning her associate’s degree in nursing. Then, Samantha obtained her Bachelor of Science in nursing from Ohio University and her Master of Science in nursing from Indiana Wesleyan University.
Samantha holds certifications in Basic Life Support (BLS) and Advanced Cardiac Life Support (ACLS). She’s also certified on the National Institute of Health’s (NIH) Stroke Scale –– a set of criteria used to assess the neurological function of stroke patients.
Since starting her career, Samantha has served in various medical settings, including Mercy Health Cincinnati in the progressive care unit and the cancer and blood disease institute at Cincinnati Children's Hospital Medical Center.
Outside of the office, Samantha enjoys honing her nursing skills. She’s an active member of the American Association of Nurse Practitioners and The Sigma Theta Tau International Honor Society of Nursing.
Samantha welcomes patients seeking high-quality neurology care to Riverhills Neuroscience today.
“Everyone in this office is friendly and helpful. They will take whatever time is necessary to help you. Samantha DiMeo listens to you. She asks you questions to make sure she understands what you are telling her. Only then will she offer her expertise in helping you with your issues.”
Samantha Dimeo, CNP
Nurse Practitioner
3310 Mercy Health Blvd
Suite 230
Cincinnati, OH 45211
4.93(61)
4.91
(79)
Dr. Shon Michael, MD
Neurologist 46.9 mi
4.91(79)
3310 Mercy Health Blvd
Suite 230
Cincinnati, OH 45211
Shon G. Michael, MD, is a highly skilled physician whose specialization includes neuromuscular medicine, headache, and cervical dystonia. Dr. Michael offers expert diagnosis and treatment of neurological concerns to patients of Riverhills Neuroscience at its Norwood and West offices in Cincinnati, Ohio.
Dr. Michael completed his medical education at St. John’s Medical College in Bangalore, India, and his residency in neurology at Yale New Haven Hospital in New Haven, Connecticut. He also completed a fellowship in neuromuscular medicine at Yale New Haven Hospital.
Dr. Michael, certified by the American Board of Psychiatry and Neurology and the American Board of Electrodiagnostic Medicine, utilizes the latest diagnostic and treatment techniques to help his patients manage their conditions and improve their quality of life.
He provides personalized and compassionate care to his patients and believes in working closely with his patients to develop individualized treatment plans that address their unique needs and concerns.
Dr. Michael is a member of the American Academy of Neurology and the American Association of Neuromuscular and Electrodiagnostic Medicine.
Schedule an appointment with Dr. Michael today by calling the Norwood or West offices in Cincinnati, Ohio.
Stephanie Ritter, MD, is a double-board-certified neurologist and sleep medicine specialist at Riverhills Neuroscience, providing complete neurology care to people in Cincinnati, Ohio.
Dr. Ritter began her career pursuits at the University of South Carolina in Columbia, earning her Bachelor of Science in exercise science. Then, she enrolled at the University of Toledo Health Science Campus in Ohio and obtained her medical degree.
Before entering private practice, Dr. Ritter completed a neurology residency at the University of Cincinnati (UC) Medical Center in Ohio and a sleep medicine fellowship at Stanford University in Stanford, California.
At Riverhills Neuroscience, Dr. Ritter diagnoses and treats various neurological conditions, and she has special interests in managing sleep disorders, including sleep apnea, restless legs syndrome, narcolepsy, and insomnia.
Dr. Ritter’s extensive training and expertise allow her to pinpoint the cause of common sleep-related issues like daytime fatigue and snoring. Her patient-centered treatment approach emphasizes education, healthy lifestyle changes, and improved sleep hygiene.
Dr. Ritter welcomes anyone experiencing poor sleep or other sleep-related issues to multiple Riverhills Neuroscience offices today.
Amy Richards Lusk is a highly experienced Certified Nurse Practitioner at Riverhills Neuroscience, specializing in comprehensive outpatient neurological care. With a clinical background spanning two decades, Amy provides expert monitoring and follow-up for patients managing complex conditions, including epilepsy, sleep medicine, headache management, and Alzheimer’s dementia. She maintains a specialized focus on post-hospitalization stroke care, ensuring patients have a supported transition during recovery.
Amy is proficient in advanced therapeutic procedures such as Botox injections for migraine prophylaxis, occipital nerve blocks, and Syn-One skin biopsies. Her diverse clinical history includes serving as an Inpatient Neurology NP at Mercy West and The Christ Hospital, where she managed acute neurological emergencies like meningitis and MS exacerbations.
She earned her Master of Science in Nursing from the University of Cincinnati, where she also holds a Juris Doctor and a Bachelor’s degree in Anthropology. Amy’s dedication to excellence has been recognized with the DAISY Award for Extraordinary Nurses. She is board-certified as an Adult-Gerontology Acute Care Nurse Practitioner (AGACNP-BC) and remains active in the American Academy of Neurology.
Arthur Hughes, MD, is a board-certified neurologist with over 40 years of experience. With expertise in diagnosing and treating various neurological conditions, including general neurology, multiple sclerosis (MS), Alzheimer's disease, epilepsy, and Parkinson's disease, Dr. Hughes is a trusted resource and provider at Riverhills Neuroscience in the West community of Cincinnati, Ohio.
Dr. Hughes received his bachelor’s degree from Johns Hopkins University in Baltimore, Maryland. He went on to earn his medical doctorate from the University of Maryland in College Park, Maryland, where he also completed his graduate studies. Dr. Hughes later completed his neurology residency at the University of Wisconsin in Madison, Wisconsin.
As a member of several professional organizations, including the American Medical Association, Ohio State Medical Association, Academy of Medicine of Cincinnati Ohio, American Academy of Neurology, and the Cincinnati Society of Neurology and Neurosurgery, Dr. Hughes stays abreast of the latest advancements in the neurology field. He is also a fellow of the American Academy of Disability Evaluating Physicians and a member of the Alpha Omega Alpha Honor Medical Society.
Dr. Hughes’ expertise, experience, and dedication allow him to provide exceptional patient care.
