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John Cahill, MD, PhD

Associate Professor of Psychiatry; Medical Director, Acute Services Division, CMHC; Chief of Behavioral Health, Continuum of Care Inc.

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John Cahill, MD, PhD



Dr. Cahill specializes in building and innovating Learning Healthcare Systems to support transformative clinical education, quality improvement and practice-based research. He has experience spanning EEG biomarker development and clinical trials; DevOps of healthcare informatics systems; as well as the design and leadership of clinical services.

John undertook medical school and PhD training in the UK. He completed psychiatry residency and clinical research fellowships at Yale; is board certified in Psychiatry and Addiction Medicine; and has experience in community psychiatry in both the US and UK. His work is founded on: respect for the patient and caregiver experience; offering minimum-necessary, effective treatments, in minimally-restrictive environments; and wholistic, pluralistic and complex systems thinking.

He serves as core faculty at the Yale Department of Psychiatry Residency Program and courtesy faculty at Yale School of Nursing.

Education & Training

  • PhD
    University of Huddersfield, Health Sciences (2018)
  • Fellow in Psychotic Disorders/ Community Psychiatry
    Yale University/ Connecticut Mental Health Center (2015)
  • Fellow in Advanced Psychopharmacology
    Yale University/ West Haven VA (2014)
  • Resident in Psychiatry
    Yale University (2012)
  • BMBS
    University of Nottingham (2005)


  • Board Certification
    AB of Preventive Medicine, Addiction Medicine (Preventive Medicine) (2019)

Departments & Organizations