Medical & Clinical Leadership

James M. Greenblatt, M.D.

Chief Medical Officer & Vice President, Medical Services
Dr. James M. Greenblatt is chief medical officer and vice president of medical services at Walden. He provides medical management, leadership and oversight of Walden’s eating disorder programs. Working with thousands of children, adolescents and adults, Dr. Greenblatt found that each individual has a unique biochemical profile, range of behaviors and treatment needs. Dr. Greenblatt is board-certified in child and adult psychiatry. He received his medical degree and completed his adult psychiatry residency at George Washington University in Washington, D.C. He completed a fellowship in child and adolescent psychiatry at Johns Hopkins Medical School. In addition, Dr. Greenblatt is a clinical faculty member in the psychiatry department at Tufts Medical School. He lectures extensively throughout the United States and Canada on integrative therapies for mental health. He is the author of “Answers to Anorexia,” which draws on his many years of experience and expertise in integrative medicine and treating eating disorders. He also wrote “The Breakthrough Depression Solution,” which outlines a personalized nine-step method for beating the physical causes of depression, and “Answers to Appetite Control,” which confronts a mistaken understanding of why people struggle with weight management and introduces biological solutions for rebalancing appetite and eating patterns.

Robert J. Keane, Ph.D., LICSW

Assistant Vice President, Clinical Services & Training
Robert J. Keane is assistant vice president of clinical services and training at Walden Behavioral Care. He is responsible for the daily operations of clinical inpatient services, program coordination, utilization review and clinical training. Dr. Keane is a senior behavioral health administrator with more than 30 years of experience treating diverse patient populations within the mental health field. He is a former deputy commissioner at the state Department of Mental Health and was co-principal investigator of a four- year grant from the Substance Abuse and Mental Health Services Administration, which significantly reduced the use of seclusion and restraint in Massachusetts. He also collaborated with a team to design the Bureau of Substance Abuse Services strategic plan for the Department of Public Health. Before his work with DMH, Dr. Keane was regional director for Boston at the Massachusetts Behavioral Health Partnership, the managed-care carve-out company responsible for managing mental health and substance abuse benefits for Medicaid. While there, he was involved in the design and procurement of a service system that was responsive to the needs of consumers and their families. Dr. Keane earned his master’s degree and doctorate from Boston College Graduate School of Social Work, where he is currently a faculty member.

Susan Murphy, NP

Nurse Practitioner
Susan Murphy is a nurse practitioner at Walden Behavioral Care’s Thoreau and Alcott inpatient units for adolescents and adults. Her responsibilities include coordination of care for complex, medically compromised psychiatric patients, daily collaboration with a multidisciplinary treatment team and daily medical and psychopharmacological evaluation. She performs ongoing assessments of patients for physical and emotional safety, psychiatric evaluations and physical exams. Before coming to Walden, Ms.Murphy worked as an NP in family medicine for five years. She also was director of nursing for the Hospice of the Good Shepherd in Newton, Mass., where she supervised NPs and staff nurses and maintained a patient caseload. Ms. Murphy was also an NP at Massachusetts General Hospital in Boston. In this role, she provided care to inpatient gastrointestinal and thoracic oncology patients, collaborated with attending physicians, residents and interns, formulated discharge plans and acted as a clinical oncology resource for staff nurses. Ms. Murphy is an adjunct faculty member at Simmons College, teaching clinical decision making to family nurse practitioner students.