Core Faculty
Tayo Obatusin, MD, FAPA
Psychiatry Residency Program Director
Dr. Obatusin received his medical degree from the College of Medicine, University of Maiduguri, Nigeria. He completed his residency in psychiatry at Morehouse School of Medicine in Atlanta, Georgia, and his fellowship in addiction was completed at Mount Sinai Hospital in New York, New York. Dr. Obatusin has more than 35 years of experience, and is board certified by the American Board of Psychiatry and Neurology (ABPN).
Katherine Warden, PhD
Psychiatry Residency Associate Program Director
Dr. Warden earned her doctorate in Clinical Forensic Psychology and her Master of Arts in Forensic Psychology at Alliant International University, California School of Forensic Studies in Fresno, California. She earned a Bachelor of Science in Psychology at State University of New York (SUNY) at Cortland in Cortland, New York. Dr. Warden is a licensed psychologist and a Batterer’s Intervention Program (BIP) Facilitator, having completed BIP Facilitator training and domestic violence training. Dr. Warden is the Director of our Behavioral Medicine Program.
James Gilfert, MD
Dr. Gilfert received his Doctor of Medicine from the State University of New York, Upstate Medical University, Syracuse, New York, and completed his Psychiatry Residency at the State University of New York, Upstate Medical University, Syracuse.
He received his bachelor’s degree in Biology from Saint Bonaventure University in Olean, New York and has completed volunteer work for the Salvation Army Teen Program and Adult Rehabilitation Center in Syracuse.
Michael Lynskey, MD
Dr. Lynskey earned his bachelor’s degree in Biology from St. Lawrence University in Canton, New York, and his medical degree from Upstate Medical University in Syracuse, New York. He completed a residency in Psychiatry also at Upstate Medical University.
Dr. Lynskey has worked with the Donald J. Mitchell Department of Veterans Affairs Outpatient Clinic in Rome, New York, providing psychiatric services to patients of the clinic. He also has provided psychiatric services to the Onondaga Nation.
Abhinav Sharma, MD, DABPN, FRCPC, DAAAP
Prior to joining MVHS, Dr. Sharma was practicing as both a private and academic psychiatrist in Ontario, Canada. He has specific interests in resident education and managing substance use disorders with implementing various types of addiction treatments. He also enjoys providing outreach psychiatric support in rural communities that are struggling with comorbid mental health disorders.
Dr. Sharma earned his medical degree from St. George’s University School of Medicine in Grenada, West Indies. He completed his residency in Psychiatry at the East Carolina University School of Medicine in Greenville, North Carolina. He completed a fellowship in Addiction Psychiatry at the University of Miami Miller School of Medicine in Miami, Florida.
Dr. Sharma is board certified in Psychiatry and Neurology, Addiction Psychiatry and is a fellow of the Royal College of Physicians and Surgeons of Canada.
Nalin K. Sinha, MD
Dr. Sinha received his medical degree from University of Delhi / Maulana Azad Medical College (India). He completed his residency at the Albany Medical Center (Albany, NY) and is certified in Neurology by the American Board of Psychiatry and Neurology.
