Medical & Clinical Leadership
James M. Greenblatt, M.D.
Medical Director of Eating Disorder Services
Dr. James M. Greenblatt is the Medical Director of Eating Disorder Services for Walden Behavioral Care. He provides medical management, leadership and oversight of Walden’s eating disorder programs.
In addition to his work at Walden, Dr. Greenblatt founded Comprehensive Psychiatric Resources in an effort to integrate medical and natural therapies into the treatment of psychiatric disorders. 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 dually 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 at Tufts Medical School, Department of Psychiatry.
Dr. Greenblatt lectures extensively throughout the U. S. on integrative therapies for mental health. He is also the author of Answers to Anorexia, which draws on his many years of experience and expertise in integrative medicine and treating eating disorders and The Breakthrough Depression Solution which outlines a personalized nine step method for beating the physical causes of depression.
Marcia L. Zuckerman, M.D.
Medical Director of Psychiatric Services
Dr. Marcia L. Zuckerman is the Medical Director of Psychiatric Services for Walden Behavioral Care. In this role, she provides medical management, leadership, and oversight of Walden’s psychiatric programs.
Prior to working at Walden, Dr. Zuckerman was a psychiatrist for six years at Arbour-HRI Hospital, a 66-bed licensed private psychiatric facility located in Brookline, Mass. Before that, she held staff psychiatrist positions at Vinfen, Massachusetts General Hospital and Cambridge Health Alliance.
Dr. Zuckerman has been a member of the Massachusetts Psychiatric Society and the American Psychiatric Association since 1992. She was the principal investigator on the publication, “Tolerability of Selective Serotonin Reuptake Inhibitors in Thirty-nine Children under Age Seven: A Retrospective Chart Review,” which appeared in the Journal of Child and Adolescent Psychopharmacology in April 2007. In addition, Dr. Zuckerman is the Associate Editor of The Carlat Psychiatry Report and The Carlat Child Psychiatry Report.
Dr. Zuckerman earned her Bachelor of Arts degree from Princeton University and her M.D. from Harvard Medical School.
Emily Slager, M.Ed., LMHC
Director of the Waltham Residential, Partial Hospitalization and Intensive Outpatient Programs
Emily Slager is the Director of Residential, Partial Hospitalization and Intensive Outpatient Programs for adolescents and adults at Walden Behavioral Care’s Waltham location. In this role, she manages all aspects of these programs including administrative, fiscal and clinical management. Formerly, she was a clinician on Walden’s inpatient eating disorder and psychiatric units. Ms. Slager earned her master’s degree in counseling psychology from Boston College. Her professional interests include the development of eating disorders in athletes and in the lesbian, gay, bisexual and transgender community.
Scott Schinaman, Psy.D.
Director of Adolescent Intensive Outpatient Eating Disorder Services
Scott Schinaman is the Director of Adolescent Intensive Outpatient (IOP) Programs at Walden Behavioral Care. He is responsible for all aspects of the program including medical monitoring of clients, implementation of family-based treatment for eating disorders and providing training and supervision to all staff using tenants of Dialectical Behavioral Therapy, Cognitive Behavioral Therapy and structural family therapy. Formerly he was the Director of Growing Roots, an interdisciplinary adolescent and adult practice in central New Hampshire and also served as an adjunct faculty member at Plymouth State University. In addition, Dr. Schinaman has received advanced training in clinical psychology, integrated health care and adolescent eating disorders. He earned his master’s degree and Psy.D. in marriage and family therapy from the University of San Francisco and the California School of Professional Psychology. Dr. Schinaman completed his pre and postdoctoral training in integrated behavioral health care through the U.S. Air Force.
Terri Eaton, M.Ed., C.A.G.S., LMHC
Director of Expressive and Milieu Therapies
Terri Eaton has served as the Director of Expressive and Milieu Therapies at Walden Behavioral Care for the past eight years. In this role, she provides recovery group programming and development throughout the continuum and supervision of clinical staff. For more than 25 years, she has been on the faculty at Lesley University in Cambridge, Mass., along with working in private practice and within treatment programs in the Boston area. Additionally, she has presented extensively both nationally and internationally on various topics on recovery. She is a board certified art and dance therapist as well as a licensed counselor who uses expressive art therapies to support the mind/body connection and encourage overall health and wellness approaches in recovery.
Brian Lightsey, MSW, LICSW
Director of Admissions
Brian Lightsey is the Director of Admissions at Walden Behavioral Care. In this role, he oversees all aspects of the admissions process including intake, clinical evaluation and patient placement. Mr. Lightsey has more than 20 years of behavioral health experience working in inpatient, outpatient and home-based settings. His administrative experiences include case management supervisor, crisis/triage supervisor, director of outpatient programs and clinical supervisor for psychotherapists in training. Mr. Lightsey earned his undergraduate degree in psychology and behavioral medicine at the University of North Florida and received his master’s degree in clinical social work from The Florida State University. In addition, Mr. Lightsey spent several years training in cognitive behavioral therapy at the Albert Ellis Institute in New York and completed advanced training in eye movement desensitization and reprocessing, clinical hypnosis and traumatology.
Celeste Cook, RN, MSN
Director of Nursing
Celeste Cook is the Director of Nursing at Walden Behavioral Care. She oversees nursing staff and advises department heads and administrators in matters related to nursing services. Ms. Cook has more than 40 years of nursing experience. Formerly, Chief Nursing Officer at Youville Hospital and Rehabilitation Center, she supervised nursing staff at this 180 bed long-term acute care hospital. While there, she revised online clinical documentation to promote improved communication of patient progress and developed and implemented a nursing model focused on improved communication, collaboration and quality, which resulted in high patient satisfaction scores, a decrease in errors and improved communication. Previously, Ms. Cook held several senior level nursing positions including Vice President of Clinical Services at Jewish Memorial Hospital and Rehabilitation Center in Boston and Administrative Director of Inpatient Services at Caritas Good Samaritan Medical Center in Brocton, Mass. She received her Bachelor of Science in nursing from Salve Regina University and her Master of Science in nursing administration from the University of Massachusetts.
Laura Roias, MSW, LICSW
Director of the Worcester Clinic
Laura Roias is the Director at Walden Behavioral Care’s Worcester clinic. In this role, she is responsible for providing clinical, administrative and fiscal oversight and development for the clinic. Formerly, she served as the Assistant Director of Walden’s Partial Hospitalization Program and Intensive Outpatient Program where she obtained extensive experience conducting individual, group and family therapy. Ms. Roias employs a strengths-based perspective and utilizes a wide range of therapeutic modalities including cognitive behavioral, dialectical behavioral and interpersonal therapy. She received her master’s from the University of North Carolina.
Rebecca Bernat, MSW, LICSW
Director of the Braintree Clinic
Rebecca Bernat is the Director of Walden Behavioral Care’s Braintree Clinic. In this role, she is responsible for providing clinical, administrative and fiscal oversight and development for the clinic. Formerly, she worked for 10 years as a Clinical Administrator at Germaine Lawrence, a treatment center for adolescent girls with complex behavioral, psychological and learning challenges. During this time, Ms. Bernat obtained extensive understanding and skills in dialectical and cognitive behavioral therapy, family-based treatment and adolescent development. She earned her master’s degree from Simmons College.
Debra Foti-Flynn, M.S., RN, CPNP
Debra Foti-Flynn is a nurse practitioner on the inpatient psychiatric and eating disorder units at Walden Behavioral Care in Waltham, MA. At Walden, her responsibilities include coordination of care for complex, medically compromised eating disorder patients, daily collaboration with a multidisciplinary treatment team, daily medical and psychopharmacological evaluations, ongoing assessments of patients for physical and emotional safety, psychiatric evaluations and physical exams. Prior to joining Walden, she was a full time Visiting Professor of Nursing at Regis College. Debra earned her master’s degree in nursing from Regis College in Wellesley, MA.
Gail Hanson-Mayer, APRN, CS, BC, MPH
Advanced Practice Nurse
Gail Hanson-Mayer is an Advanced Practice Nurse responsible for the medical and psychiatric management for the Walden Behavioral Care Massachusetts clinic locations. She is responsible for the coordination of care for patients with a variety of eating disorders. In coordination with a multidisciplinary team, Gail monitors and evaluates patient medication and provides ongoing physical and emotional assessments. Formerly, she was the Vice President of Clinical Operations at Walden and was responsible for the clinical operations of the inpatient and residential programs in Waltham, MA. Gail has 35 years of nursing experience. Currently, she is the Director of Counseling Services for Regis College. In this role, she is responsible for coordination of mental health services for the undergraduate and graduate student populations. She is also an advanced practice nurse at Comprehensive Psychiatric Associates where she provides outpatient services to a caseload of psychiatric, addiction, eating disorders and co-occurring disorder patients. In addition, Gail has worked in senior nursing and consulting positions at Sterling Resources, LLC, Universal Health Services, Management Services, Inc., Choate Health Management, Inc., Choate Health Systems, Inc. She earned her nursing degree from Massachusetts General Hospital. She also earned a master’s degree in public health from Boston University School of Medicine.