Eating Disorder Treatment

Live Chat Now

For new patients and clinical professionals


Other Inquiries800.445.1900

Medical Staff


We are extremely proud of our medical staff at Remuda Ranch at The Meadows. They are experts in the field of eating and anxiety disorders. Their dedication to patient care and treatment is what makes Remuda Ranch at The Meadows such an effective hospital for eating disorders. These are the people who continue to make Remuda Ranch at The Meadows the leading treatment program for women and girls in the United States.

Eating Disorder Treatment Specialists

Kevin Wandler, MD

Kevin Wandler, MD - Medical Director

Dr. Kevin Wandler, Remuda Ranch at The Meadows Medical Director, received his medical degree from the University of Iowa. Dr Wandler is Board Certified in General Psychiatry with added Qualifications in Addiction Psychiatry by the American Board of Psychiatry and Neurology and a Fellow of the American Psychiatric Association. He is certified by the American Association of Addiction Medicine. He is a Certified Eating Disordered Specialist, certified by International Academy of Eating Disorder Professionals (iaedp) and on their board of directors. His professional affiliations include the American Eating Disorder Association (AEDA), iaedp, American Psychiatric Association (APA) and American Society of Addiction Medicine (ASAM). After a short term in private practice, he became Medical Director at St. Lukes Hospital, then went on to serve as Medical Director at Charter East Valley. Dr Wandler was Medical Director and VP of Medical Services at Remuda Ranch at The Meadows from 1995 to 2011. He left to take a faculty position at the University of Florida in Gainesville where he was the Founder of the UF & Shands Eating Disorder Recovery Center (EDRC) at the University of Florida in Gainesville. Dr Wandler most recently was the Founding Medical Director at the Recovery Village, a dual diagnosis program for Substance Abuse and Eating Disorders in the greater Orlando area.

Wallace B. Mendelson, MD

Wallace B. Mendelson, MD - Psychiatrist

Dr. Mendelson attended the University of Texas at Austin where he earned a B.A. degree in Liberal Arts. He attended medical school and did his psychiatry residency at Washington University School of Medicine in St. Louis, MO.  He served as an Assistant Professor of Psychiatry post residency. Dr. Mendelson has a distinguished career with extensive experience in both psychiatry and sleep disorders having held positions that have included: Psychiatrist with the Division of Special Mental Health Research at the National Institute of Health (NIH); Clinical Professor at George Washington University, Chief (Medical Director) of Section of Sleep Studies at the National Institute of Mental Health, NIH; Professor of Psychiatry and Neurology/Director of Center for Study of Sleep at the State University of New York, Stony Brook; Director of Sleep Disorders Center at the Cleveland Clinic Foundation, Professor/Director of the Sleep Research Laboratory at the University of Chicago.

He has also served as a consultant in psychopharmacology and worked as a psychiatrist in multiple settings including experience in trauma recovery (PTSD). He has been and is currently a member of multiple professional organizations. He has authored, co-authored and edited several books.

He has received honors that include the “Lady Davis” visiting professorship award, for Technion Insitute, Haifa, Israel, a “Certificate of Appreciation” by the AMA, a “William C. Dement Academic Achievement Award” by the American Sleep Disorders Association and a special award for “Excellence in Sleep and Psychiatry” by the National Sleep Foundation in 2010. Mendelson is a “Distinguished Fellow” by the American Psychiatric Association (APA) and a member of the Sleep Research Society and the American College of Neuropsychopharmacology. He is Board Certified in Psychiatry and Neurology and in Sleep Disorders Medicine. 

Judith K. Ferriell

Judith K. Ferriell, NP - Psychiatric Provider

Judy K Ferriell, MSN NP-BC, graduated from Spalding College, in Louisville, KY, where she earned a Bachelor’s of Science degree in Nursing. After working in critical care that included emergency room and cardiac surgery, she went back to school and graduated from State University of New York at Binghamton where she earned a Master’s of Science degree in Nursing with a certificate as a Family Nurse Practitioner. In Albuquerque NM, she worked as an assistant administrator at Presbyterian Healthcare Services and then as the Executive Director of Quality Management for the University of New Mexico Medical Center. She also was the Chief Operating Officer for the UNMH Mental Health Center. She has over 30 years of experience in management and administration and loves working as a clinician. Judy also worked in Student Health Services at San Diego State University and also in Student Health Center at Arizona State University at the Tempe Campus. She went back to school at ASU and graduated with a Post-Masters degree as a Psychiatric Mental Health Nurse Practitioner. She has worked inpatient at Remuda Ranch at The Meadows for several years before going to the Remuda Life Program as the Medical Supervisor.

Rebecca Walpole

Rebecca Walpole RN, MN APRN, BC – Primary Care Provider

Rebecca Walpole attended the University of Texas where she earned a Bachelor’s degree in Nursing and the University of South Carolina where she earned a Masters of Nursing and a Certification as a Family Nurse Practitioner. She holds a certificate as a Family Nurse Practitioner. She held the rank of Major in the U.S. Army Nurse Corp with assignments to both US and European Military Bases. She has held previous positions at hospitals and medical facilities in Arizona, Texas, Georgia, California, Kansas and South Carolina. She has over 30 years of experience in nursing with extensive experience working with patients of all ages. She has expertise in the evaluation and treatment of eating disorders and has worked as a FNP at the Student Health Center of University of South Carolina. Walpole serves as a primary care provider for the inpatient program in Wickenburg. She is a member of the American Nurses Association, Sigma Theta Tau and the American Massage Therapy Association.

Lesley Williams, MD

Lesley L. Williams, MD - Director of Primary Care and Nutrition

Dr. Lesley Williams has been with Remuda Ranch at The Meadows since 2004. She is a Certified Eating Disorder Specialist and passionate about the work she does with women and girls at Remuda. Her clinical responsibilities include medically managing the care of all adult and adolescent patients. She also oversees the nutritional aspects of their treatment. Dr. Williams graduated from the University of Kentucky College of Medicine. She went on to complete her family medicine residency at Mayo Clinic in Scottsdale., AZ Upon completion of her residency training, Dr. Williams joined the Remuda Ranch at The Meadows medical staff. She is a member of the American Academy of Family Physicians and the International Association of Eating Disorder Professionals and certified as a Diplomate of the American Board of Family Medicine. In addition to her clinical duties, Dr. Williams continues to be an active participant of the Remuda Ranch at The Meadows “Speakers Bureau”. Over the years, she has given numerous local and national presentations on a variety of eating disorder topics. She has also had several appearances television shows such as The Tyra Banks Show and Intervention. Dr. Williams loves what she does and firmly believes that caring for this unique patient population is her mission.

Remuda Ranch at The Meadows works with insurance companies as shown below

United Healthcare
Blue Cross Blue Shield
Value Options

Contact us to let our experts help understand what benefits may be available to help you access The Remuda Ranch at The Meadows program. Patients are responsible for cost of services, however we have amazing results helping patients access benefits.