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    About Wayne Macfadden

    Experienced Psychiatrist, Wayne Macfadden, MD


    Wayne Macfadden MD, a Board-certified Psychiatrist, possesses upwards of 25 years of experience as both a Researcher in pharmaceutical companies and Clinical Psychiatrist. The co-owner of International Psychiatric Services and current Psychiatrist at Spirit Lake Reservation in North Dakota, Wayne Macfadden MD, has also served at the Philadelphia Veterans Affairs Medical Center, the Global Medical Institute in Princeton, NJ, Johnson & Johnson, and Novartis over the course of more than 25 years.

    In preparation for his work, Dr. Macfadden received a bachelor’s degree in Biomedical Science from the City College of New York and an MD from the State University of New York at Buffalo School of Medicine. He trained in internal medicine at Millard Fillmore Hospital in Buffalo, NY for one year and subsequently spent three years as a Resident in Psychiatry at the University of Pennsylvania in Philadelphia.

    During this time, he became a Diplomate of the National Board of Medical Examiners, the National Board of Psychiatry and Neurology in 1991, and with Added Qualification in Addiction Psychiatry, which he earned in 1993.

    Beyond his clinical and pharmaceutical research roles, Wayne Macfadden MD, has leveraged his extensive experience and training to serve in various academic capacities. For nearly 10 years at the beginning of his career, he was a Clinical Assistant Professor of Psychiatry at the University of Pennsylvania. Further, he served on the Human Subjects Subcommittee of the Philadelphia VA for eight years, evaluating and participating in research studies.

  • Experiences


    Spirit Lake Reservation


    Aug 1, 2018 - Present

    Princeton Healthcare Medical Center

    Attending Psychiatrist

    Jan 1, 2010 - Jan 1, 2011

    Substance Abuse Treatment Services

    Staff Psychiatrist, and Director

    Jan 1, 1998 - Jan 1, 1999

  • Education 


    University of Pennsylvania

    Psychiatry (1986 - 1989)


    City College of New York


    Biomedical Science

    State University of New York York - Buffalo School of Medicine


  • Contact

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  • The Blog

    October 24, 2020 · Drugs
    Wayne Macfadden MD is a Psychiatrist at Spirit Lake Reservation in Fort Totten, North Dakota. At the reservation, Wayne Macfadden MD specializes in treating patients with Psychiatric Disorders and Substance Use Disorders. Drug Use Disorders occur when people use specific drugs to induce effects...
    June 24, 2020 · Esketamine,esketamine drug
    Wayne Macfadden M.D. is a Clinical Psychiatrist with over two decades of experience in psychiatry and pharmacology. Wayne Macfadden, M.D. has co-authored several research studies on the effectiveness of various drugs in treating disorders, including schizophrenia and bipolar depression. Recently,...
    Former Professor and Clinical Psychiatrist Wayne Macfadden MD has published several peer-reviewed journal articles investigating treatments for Schizophrenia, Bipolar Disorder, and other psychiatric conditions. Wayne Macfadden MD is also an active member of the Philadelphia College of Physicians,...