Psychiatrists

Your challenges and life difficulties are unique so we understand your search for answers will be too. When you call, our team of dedicated Tulsa psychiatrists are here to help you determine the best plan of care for your individual needs.

Individuals in crisis may go directly to 1239 S. Trenton Ave. in Tulsa any time day or night.

For help, or to access any of our services, call us anytime at 918.588.8888

Zachary Sullivan, D.O.

Chief Medical Officer

Parkside associate since 2022
D.O. – Oklahoma State University COM
Board Certification – Child & Adolescent Psychiatry
Attending psychiatrist

Dion Owens, M.D.

Medical Director Adult Unit

Parkside associate since 2017
M.D. – Robert Wood Johnson Medical School
Board Certification – Psychiatry
Attending psychiatrist on Adult Inpatient Unit

Dr. John White

Medical Director Adolescent Acute Unit

Medical Doctor specializing in psychiatry since 1987
Board Certified by the American Board of Psychiatry and Neurology in both Psychiatry and Geriatric Psychiatry
American Board of Addictive Medicine
American Board of Integrative Holistic Medicine

Dr. Marvin Jin

Medical Director – Children’s Inpatient Treatment Unit

Medical Doctor specializing in psychiatry since 1984
Certificate in Psychiatry American Board of Psychiatry and Neurology
Certificate in Forensic Medicine – American Board of Forensic Medicine
Certificate in Substance Abuse Psychology – American Board of Psychological Specialties
Member, American Academy of Child & Adolescent Psychiatry, American Psychiatric Association, American Medical Association, Oklahoma State Medical Association, Tulsa County Medical Society, American Academy of Addiction Psychiatry
Attending psychiatrist for Children’s Inpatient unit

Matthew Sharp, D.O.

Medical Director Youth Unit, also Director of Medical Education

Parkside associate since 2023
D.O. – Oklahoma State University COM
Board Certification – Child & Adolescent Psychiatry

Kevin McDonald, M.D.

Medical Director “Tween” Unit

Parkside associate since 2023
M.D. – Ross University of Medicine

Michelle Sharp, D.O.

Director of Outpatient Psychiatry

Parkside associate since 2023
D.O. – Oklahoma State University COM

Medical Staff

Peteryne Miller, M.D.
Kendall Roberson, APRN
Daphnie Peak, APRN
Stephanie McQuarters, APRN
Jacqueline Gilmore, APRN
Deborah Harrington, APRN
Oppah Masarira, APRN