Mark Alter, MD, PhD


Senior Vice President and Chief Medical Officer of Acute Care


In addition to continued practice of on-demand telepsychiatry, Mark Alter, MD, PhD (he/him/his) manages Array’s team of OnDemand Care clinicians, and guides them in telemedicine and industry best practice. Dr. Alter is board certified in Pediatrics, Psychiatry, and Child and Adolescent Psychiatry and is also a principal investigator with the department of psychiatry at the University of Pennsylvania Perelman School of Medicine. With more than 14 years of clinical practice in behavioral health and affiliations with over 10 medical facilities, Alter provides a wide range of clinical and operation expertise to Array’s partners. 

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