Staff

McCallum Place staff is made up of a dedicated and talented team of professionals. Our small staff-to-patient ratio means patients receive caring, individual attention from people they grow to know and trust. Because a number of our staff are recovered, they are able to provide a unique level of understanding.
Directors
- Kimberli McCallum, MD - Founder & Medical Director
- Lynn Stark, APRN, MSN, - Clinical Nurse Specialist & Program Director
Medical Staff
Direct Care Staff

Coordinators/Managers
- Lynn Stark, APRN - Program Director
- Kate Evett, RD, LD - Lead Dietitian
- Ray Hamilton - Nutrition Team Leader
- Jennifer Kamer, MA, PLPC - Marketing Coordinator for McCallum Place & Webster Wellness Professionals; Group Therapist
- Jennifer Summers, Psy.D - Manager of Clinical Services; Group Therapist
- Lisa West, RN - Direct Care Nursing Manager
- Stephanie Whitney, MA, ATR-BC, LPC - Lead Therapist; Art Therapist; Group Therapist
Dietitians
- Kate Evett, RD, LD - Lead Dietitian
- Jessica Germanese, RD, LD
- Jennifer Maniaci, RD, LD
- Erica Timmermann, RD, LD
Therapists
- Heather Barcroft, MA, PLPC - Individual Therapist; Group Therapist
- Lindsey Herzog, MSW, LCSW - Individual Therapist; Group Therapist
- Denise Stoesz, MA, LPC - Individual Therapist; Group Therapist
- Stephanie Whitney, MA, ATR-BC, LPC - Lead & Individual Therapist; Art Therapist; Group Therapist
- Tammy Hoyt, MSW, LCSW - Individual Therapist, Group Therapist
Intake & Admissions
- Liz Gilbreath, BS - Intake & Utilization Review Clinician at 800-828-8158 ext. 34
- Monique Tisdale, MA - Intake & Utilization Review Clinician at 800-828-8158 ext. 27
Additional Group Therapists
- Mary Laffey-Adams, RN, MSN - Yoga & Spirituality Group Therapist; Massage Therapy
- Becky Brittain, Ph.D. - Authentic Movement Group Therapist
- Reneigh DeBoer, BA - Nia Group Therapist
- Carol Dyer, Ph.D - Family Day Therapist
- Randy Flanery, Ph.D. - Schema Therapy; Director, Webster Wellness Professionals
- Caroline Leibman, MA.Ed, A.D.T.R. - Dance & Movement, Expressive & Psychodrama Group Therapist
- Rhonda Mills - Mindfulness & Movement Group Therapist
Kimberli McCallum, M.D.
Medical Director & Founder of McCallum Place 
Dr. McCallum is a board-certified psychiatrist in child, adolescent, and in adult psychiatry. She is a fellow of the American Psychiatric Association (FAPA) and a Certified Eating Disorders Specialist (CEDS) and remains an Associate Professor of Clinical Psychiatry at Washington University. She received her medical degree from Yale University, completed her adult training at UCLA Neuropsychiatric Institute, and her Child and Adolescent Psychiatry Fellowship at Washington University School of Medicine.
Dr. McCallum is a member of the Academy of Eating Disorders (AED) and serves on the board of directors of the National Eating Disorder Association (NEDA) and also the International Association of Eating Disorders Professionals (IAEDP). Dr. McCallum is the founder of the Dahlia Partnership, a non-profit organization for family support and advocacy and a NEDA affiliate in St Louis.
She has developed several eating disorder treatment programs, including inpatient, partial hospital and intensive outpatient programs. Dr. McCallum has lectured across the country on a variety of topics achieving national recognition for her skills and knowledge in treating eating disorders. In addition to founding and directing McCallum Place, she is a Co-Founder of Cedar Springs, an eating disorder treatment center in Austin, Texas and Founder of a new evidenced-based, outpatient disordered eating and obesity clinic in St. Louis called Webster Wellness Professionals.

Lynn Stark, A.P.R.N., M.S.N.
Clinical Nurse Specialist - Program Director
Lynn received her Bachelor of Science degree in nursing from Ball State University and her Master’s Degree in Child and Adolescent Psychiatric Nursing from Indiana University. She has 20 years of experience providing group and individual therapy to adults and adolescents with eating disorders and other psychiatric illnesses. In addition to coordinating the opening and development of several eating disorder centers, Lynn has lectured to area physicians, schools, and community groups on the topic of eating disorders. As an advanced practice nurse, she has a thorough understanding of the medical complications associated with eating disorders. At McCallum Place, Lynn works with individuals and family members to help them understand the recovery process and physical changes associated with refeeding. Her current projects include working on her Doctorate of Nursing at University of Missouri.

Caroline Rudnick, M.D.
Medical Staff
Caroline is a board-certified physician in Family Medicine and has been in practice for 10 years. She completed her MD and PhD at Washington University in St. Louis and her family medicine residency at St. John's Mercy Medical Center in St. Louis. She is currently on faculty at St. Louis University. Her special interests are women's health and eating disorders. She has been caring for patients with eating disorders for the past 3 years and is a member of the Academy for Eating Disorders (AED). Dr. Rudnick has also recently joined Webster Wellness Professionals, a new evidenced-based, outpatient disordered eating and obesity clinic in St. Louis.

Monica Bishop, M.D.
Medical Staff
In addition to working with McCallum Place, Dr. Bishop is an Instructor in the Washington University Department of Psychiatry. She is involved in several ongoing projects in the lab which are focused on binge eating disorder, anorexia nervosa, childhood obesity, and interpersonal and family therapies. Dr. Bishop is also involved in clinical teaching and supervision of Washington University residents and medical students as an Instructor and Clinic Attending.
Upon completing her BA in Psychology at the University of Pennsylvania in Philadelphia, PA, she worked as a research assistant with Dr. Mary Morrison on a study of the effects of estrogen on depression in post-menopausal women. She then came to St. Louis to attend medical school at Washington University School of Medicine, where she also completed her residency training in general psychiatry in June 2005. After completing her residency training, Dr. Bishop completed a post-doctoral research fellowship with Denise Wilfley, Ph.D. in the Weight Management
and Eating Disorders Program at Washington University.
Direct Care
The direct care staff includes counselors and registered nurses who are responsible for patient care throughout the day and evening. Our directcare staff members have experience and education regarding treatment of eating disorders and receive ongoing training. They are with patients during meals, accompany them to groups and activities and are available to help solve problems 24 hours a day, seven days a week.
Dietitians
McCallum Place is proud to have highly specialized registered/licensed dietitians on staff. Our dietitians bring clinical experience with eating disorders to our treatment program. We appreciate the diverse background of the clinical nutrition staff in areas such as sports nutrition, clinical nutrition, psychology, childhood refeeding disorders, allied health, personal training, complementary nutrition and outpatient nutrition counseling.

Kate Evett, RD, LD
Lead Dietitian
Kate is a registered and licensed dietitian specializing in the treatment of eating disorders. Kate is also a Lifestyle and Weight Management Consultant through the American Council on Exercise. She earned her Bachelor of Science in Food Science and Human Nutrition from the University of Missouri-Columbia in 2000 and began working in the field of eating disorders in 2004. Kate assists her patients in developing a healthy relationship with food through a non-diet approach. She has extensive experience working with patients who require nutrition support and those needing dietary modifications for food allergies.; Kate works closely with the Sports Medicine and Training Center to assist patients in developing an exercise program prior to discharge. In addition to working with patients in the Residential and Partial Hospital Program at McCallum Place, Kate maintains an outpatient practice in the St. Louis area.
Jenny Maniaci, RD, LD
Dietitian
Jenny specializes in nutrition counseling for eating disorders and has been working at McCallum Place since December 2007. She works with all levels of care, seeing clients individually in the Residential and Partial Hospital program as well as outpatient. She also facilitates nutrition groups with the Intensive Outpatient Program (meal planning, meal therapy and grocery shopping). She believes in the holistic approach to health, understanding the importance of wellness in mind, body and spirit.
She earned her Bachelor of Science in Human Environmental Sciences with a major in Nutritional Sciences and an emphasis in Medical Dietetics from the University of Missouri-Columbia. She is a registered dietitian and licensed in the state of Missouri. She is a member of the American Dietetic Association and locally participates in the St. Louis Dietetic Association. Outside of work, she enjoys cooking, reading, practicing yoga and spending time with those she loves.
Jessica Germanese, RD, LD
Dietitian
Jessica graduated Magna Cum Laude from Saint Louis University with a Bachelor of Science in Nutrition and Dietetics in May of 2008. She was on the Dean’s List for 6 semesters and was the recipient of the Chairman’s Award for Outstanding Undergraduate Student of the Year. She completed her dietetic internship at Baylor University Medical Center in Dallas. Here she became the recipient of the American Dietetic Association Foundation’s Colonel Miriam E. Perry Goll Scholarship. She was a Nutrition Educator for Share Our Strength’s Operation Frontline and assisted in the development of curriculum for nutrition education classes while also providing basic education classes about nutrition, cooking and food safety to school-aged children. Jessica joined the McCallum Place family over five years ago as Nutrition Staff and has since begun her professional career with us. Jessica is a Member of the American Dietetic Association (ADA).
Erica Timmermann, MS, RD, LD
Dietitian
Erica attended St. Louis University where she earned a bachelors in Nutrition and Dietetics. She then completed her dietetic internship at Benedictine University in Lisle, IL. Here she earned her master's degree in Nutrition and Wellness while completing a thesis titled 'The Relationship Between Dietary Protein Intake and BMI status among School-Aged Children". Erica is currently a member of the American Dietetic Association, Missouri Dietetic Association, and the Saint Louis Dietetic Association. Erica is also a certified personal trainer through AFAA (Aerobic and Fitness Association of America). Erica has had an interest in working with eating disorders since the beginning of her educational career in nutrition. She is also experienced in pediatric nutrition and weight management.
Therapists

Stephanie Whitney, MA, A.T.R.-BC, LPC
Lead Therapist; Group Art Therapist
Stephanie Whitney earned her Master of Arts Degree in Art Therapy Counseling from Southern Illinois University at Edwardsville (SIUE). She is a Licensed Professional Counselor and a Registered Art Therapist – Board Certified. Stephanie is trained in Internal Family Systems (IFS) and Eye Movement Desensitization and Reprocessing (EMDR). Stephanie has worked extensively with adults and adolescents with a variety of clinical issues, including eating disorders, body image, and trauma. Her theoretical approach combines object-relations theory and expressive therapy.; Stephanie is an Adjunct Faculty member in the Graduate Art Therapy Counseling program at SIUE. Stephanie is a member of the American Art Therapy Association and serves on the board of the Missouri Art Therapy Association.
Lindsey Herzog, MSW, LCSW
Therapist
Lindsey Herzog received her Bachelor of Arts degree in Psychology from Brandeis University and her Master of Social Work degree from the George Warren Brown School of Social Work at Washington University. Her area of training for her Master’s was in Mental Health and Family Therapy. Lindsey is a Licensed Clinical Social Worker in the state of Missouri. Lindsey has experience treating and providing therapy to individuals, groups and families. She has worked with individuals in out-patient, in-patient, residential and educational settings. In addition, Lindsey has treated adolescents and adults with a broad range of mental health issues including depression, anxiety, abuse and eating disorders. She has facilitated groups around anger management, self-esteem and relapse prevention. Her treatment approach combines cognitive-behavioral and solution focused therapy. Lindsey is a member of the National Association of Social Workers as well as a member of the Council for Child Abuse and Neglect.
Heather Barcroft, MA, PLPC
Therapist
Heather received a bachelors of Science in Kinesiology and Health Psychology from the University of North Texas, and her Master of Arts of Professional Counseling from Argosy University- Dallas. Her area of interest include eating disorders, depression, women’s issues, and co-morbid disorders. Heather received her training at Timberlawn hospital in Dallas, working on the Trauma and Eating Disorder Unit. She has also had training with children and adolescents. Heather is a member of the American Counseling Association, the American Creative Counseling Association, and the National Eating Disorder Association.
Denise Stoesz, MA, LPC
Therapist
Denise earned her Bachelor of Science in Psychology and Masters of Art in Counseling from Lindenwood University. She first joined McCallum Place for her graduate practicum training in the eating disorders field. Her interests include eating disorders, depression, and anxiety. Denise’s treatment approaches combine Cognitive-Behavioral, solution-focused, and person-centered therapies.
Jennifer Summers, Psy.D.
Manager of Clinical Services; Therapist
Jennifer received her Bachelor of Science degree in Human Development and Family Studies from Indiana University, her Master of Arts degree in Counseling Psychology from Antioch University New England, and her Doctorate of Clinical Psychology from Antioch University New England. Jennifer completed a practicum in eating disorders at Yale University, a two-year doctoral internship in Dialectical Behavior Therapy at a Massachusetts family clinic, and a two-year postdoctoral fellowship in Anxiety Disorders at the St. Louis Behavioral Medicine Institute. Jennifer completed her doctoral dissertation on the role of body image and spirituality among cancer patients. Jennifer is dedicated to helping those suffering from eating disorders move toward recovery and living a life filled with meaning and purpose.
Tammy Hoyt, MSW, LCSW
Individual Therapist, Group Therapist
Tammy earned her Master of Social Work degree from the George Warren Brown School at Washington University in St. Louis. She then spent the next 12 years at Child Center – Marygrove, Missouri’s second largest residential facility for children, teens, and young adults that provides a safe and healing environment for its residents. Here she held multiple positions: therapist, Director of Sequoia Apartment Services, and Director of Cypress Cottage’s Sex Offender Unit. She then went on to provide counseling services to college students as a therapist at St. Louis University and provided training to university staff on addressing student mental health issues and crisis response. Tammy’s areas of specialty include eating disorder treatment, dialectical behavioral therapy (DBT), sexual trauma, sexual behavior problems/offending, and family therapy. Tammy is presently working towards becoming a certified eating disorders specialist through Internal Association of Eating Disorders Professionals (IAEDP).
