Kurt Gunther, CEO
Kurt Gunther has been in the behavioral healthcare field for over 10 years. As Chief Executive Officer of HRI Hospital, he is responsible for operational management of clinical and non-clinical departments and regulatory affairs. As CEO, Kurt focuses on driving quality, positive patient outcomes and service excellence in the care provided to our patients and community. Kurt holds Dual Master’s Degrees in Management of Health Administration and a Master’s in Business Administration. He received his undergraduate degree in counseling from the University of Nevada Las Vegas.

Krishnaswamy Gajaraj, MD, DPM, Medical Director
Dr. Gajaraj has been in this position for twelve (12) years. Prior to that he was the medical director at the Brockton Hospital. Dr. Gajaraj completed his Psychiatry residency at the University Of West Indies in Jamaica and also at Boston University. Dr. Gajaraj also has a Fellowship in Geriatric Psychiatry from the University of Miami School Of Medicine. His expertise includes general adult psychiatry, geriatric psychiatry and substance abuse. In addition to his hospital practice, he also has a private practice.

Cheryl Grau, LICSW, Clinical Services Executive
In her capacity as clinical services executive, Cheryl has oversight responsibility for the inpatient clinical and group programming, the partial hospitalization programs and the Utilization Review Department. Prior to working at HRI, she worked in the foster care system and the Substance Abuse Department at the Boston Veterans Administration. Cheryl has an undergraduate degree in sociology from the University of Massachusetts and a master’s degree in social work from the Boston University School of Social Work.

Esther Kim, LMHC, Director of PHP & IOP
Esther began her career at HRI in 2018 as a clinical coordinator in the women’s partial hospitalization program. In her role as director, she oversees curriculum development of the partial programs and training and supervision of partial staff and interns. Esther has undergraduate degrees in anthropology and speech communications from the State University of New York at Potsdam and master’s degrees in counseling and divinity from Gordon-Conwell Theological Seminary.