Our Team

Kimberly Dennis, MD, CEDS

Chief Medical Officer, CEO and Co-founder | Clinical Assistant Professor, Department of Psychiatry, University of Illinois at Chicago College of Medicine

Kim Dennis, MD, is the Co-founder, CEO, and Chief Medical Officer at SunCloud Health. A board-certified psychiatrist who specializes in treating eating disorders, addiction, trauma, and multi-occurring disorders, she believes in and maintains a holistic perspective in the practice of psychiatry, incorporating biological, psycho-social, and spiritual approaches into nuanced, individualized treatment plans.

Dr. Dennis obtained her medical degree from the University of Chicago, Pritzker School of Medicine and completed her psychiatry residency training at the University of Chicago Hospitals, where she served as chief resident. She is a Clinical Assistant Professor in the Department of Psychiatry at the University of Illinois at Chicago College of Medicine, in addition to her work with SunCloud Health. Past expertise includes consulting for Acadia Healthcare, CEO and Medical Director of a large treatment center outside of Chicago, and private practice at Working Sobriety Chicago.

A renowned expert in her field, Dr. Dennis is published in the areas of food addiction, the use of medication with family-based therapy for young people with anorexia nervosa, co-occurring eating disorders and self-injury, and gender differences in the development of psychopathology. She also contributes regularly to news networks, such as ABC News and CNN; other national press, including The Huffington Post and Chicago Tribune; and online health communities, such as Web MD, dailystrength.org, expertbeacon.com, and her personal blog titled “Abundant Living by Dr. Kim.”

In addition, Dr. Kim Dennis is also a part of various academic, research, teaching, and other high-level advocacy groups, including:

Accolades: 

  • Edith Ballwebber Female Scholar-Athlete of the Year, University of Chicago (1993) 
  • Student Marshal (top 1% of all University students), University of Chicago (1995) 
  • NIH Summer Research Award (1997) 
  • Fentress Award for senior scientific research (2000) 
  • Chairman’s Fund Award Recipient (2001-2005) 
  • Chief Psychiatry Resident (2004) 
  • Compassion Award, Sierra Tucson Gratitude for Giving, Chicago (2012) 
  • Outstanding Clinician Award, Physicians Category, Addiction Professional Magazine (2013) 

Publications: 

Dennis K, le Grange D, Bremer J. Olanzapine use in 5 adolescents treated with psychotherapy for anorexia nervosa. J Eating and Weight Disorders, in press. 

Samuel Refetoff, Peter M. Sadow, Sirimon Reutrakul, Kimberly Dennis, Deborah Mannavola, Joachim Pohlenz, Roy E. Weiss. Resistance aux hormones thyroidiennes sans mutation des genes des recepteurs aux hormones thyroidiennes. MT Endocrinologie. Jan.-Feb. 2002, Vol. 4 (1): 34-41. 

 Anselmo J, Kay T, Dennis K, Szmulewitz R, Refetoff S, Weiss RE. Resistance to thyroid hormone does not abrogate the transient thyrotoxicosis associated with gestation: report of a case. J Clin Endocrinol Metab. 2001, 86:4273-4275. 

 “Resistance to Thyroid Hormone in Families without TR Mutations,” 55th Annual Senior Scientific Poster Session, May 2001. 

Hendrickson BA, Guo J, Brown I, Dennis K, Marcellino D, Hetzel J, Herold BC. Decreased vaginal disease in J-chain-deficient mice following herpes simplex type 2 genital infection. Virology. May 25, 2000, 271(1):155-62. 

Lahey B, Goodman S, Rathouz P, Miller T, Dennis K, Jensen P, Schwab-Stone M, Canino G, Bird H, Waldman I. Age and Gender Differences in Oppositional Behavior and Conduct Problems: A Cross- Sectional Household Study of Middle Childhood and Adolescence. Journal of Abnormal Psychology. Aug. 2000, 109(3): 488-503.  

Dennis, K. and Wickstrom J. Chapter 16: Healing Self-inflicted Violence in Adolescents with Eating Disorders. In the Treatment of Eating Disorders: Bridging the research-practice gap. Margo Maine (Editor), Beth Hartman McGilley (Editor), Douglas Bunnell (Editor). London, 2010. 

Brewerton, T. Dennis, K. Wiss, D. Dismantling the Myth of All Foods Fit in Eating Disorders Treatment. International Journal of Eating Disorders 

Keshen, A., Koning, E., Allison, K. C., Amaro, A., Bartel, S., Belliveau, P., Boniferro, L., Brar, S., Butalia, S., Bulik, C. M., Chao, A. M., Couturier, J., Dennis, K., Dixon, L., El-Ziftawi, D., Gao, C., Gamberg, S., Goldstone, A. P., Dalle Grave, R., … Wnuk, S. (in press).Consensus-based clinical and research recommendations for use of glucagon-like peptide-1 receptor agonists in the context of eating disorders: A modified Delphi study. World Psychiatry.


Watch some videos by Dr. Kim and others talking about her leadership

What does Recovery mean to Dr. Kim?

Check out what staff is saying about the impact of Dr. Kim’s leadership and vision.


Check out Dr. Kim’s full video interview on SunCloud Health:

-Our Research Team-
Timothy D. Brewerton, MD, DLFAPA, FAED, DFAACAP, CEDS-S
Professor Emeritus of Psychiatry and Behavioral Sciences
Dr. Christopher Womack
Medical Director, Child and Adolescent Psychiatry

Dr. Christopher Womack joins SunCloud as our Medical Director, Child and Adolescent Psychiatry.

Dr. Womack is board certified in Adult as well as Child and Adolescent Psychiatry, attending the University of Chicago Pritzker School of Medicine. Adult psychiatry residency and child fellowship training were completed at the University of Chicago Medical Center.

Dr. Womack’s treatment  philosophy hinges on strength based, evidence informed care, where collaboration is central to guiding individualized treatment.  He has experience caring for children and teens from varied backgrounds, appreciating the importance of how identity can inform treatment.

Favorite pastimes are cooking new recipes and exploring Chicago’s rich cultural diversity through its neighborhood and fine dining experiences.

Elizabeth E. Sita, MD
Medical Director of Adult Services

Dr. Elizabeth E. Sita, MD, is a Board Certified psychiatrist specializing in the care of patients with eating disorders. She completed her undergraduate training at the University of Chicago and graduated with Highest Honors. She then earned her medical degree at Northwestern University Feinberg School of Medicine and was recognized with the Chairman’s Award for Excellence in Psychiatry. She subsequently completed residency with the Department of Psychiatry and Behavioral Sciences at McGaw Medical Center of Northwestern University, where she was elected Chief Resident and received the Resident Psychiatrist Leadership & Service Award.

Upon completing her training, Dr. Sita joined the staff atAscension Alexian Brothers Behavioral Health Hospital Hospital, where she served as Assistant Medical Director of the Center for Eating Disorders and Director of Transcranial Magnetic Stimulation Services before transitioning to lead the new inpatient eating disorder unit as Medical Director of Eating Disorder Services at Ascension Saint Joseph Hospital – Chicago. In these roles, she has cared for a multitude of adolescents and adults struggling with anorexia nervosa, bulimia nervosa, binge eating disorder, and other eating disorders as well as severe, cooccurring mood, trauma, personality, and substance use disorders.

Dr. Sita has been recognized throughout her training and practice for a commitment to excellence in patient care and for her ability to engage patients in their most challenging moments. Her passions include the care of treatment-resistant eating and mood disorders as well as questions of medical capacity and end-of-life decision making.

She believes that, first and foremost, human connection is key to mental health and well-being and strives to share this philosophy in each and every patient encounter. She is excited to bring her expertise to SunCloud Health as the Medical Director of Adult Services!

VIDEO: Meet Elizabeth E. Sita, MD, Medical Director of Adult Services

Lacey Lemke, PsyD
Assistant Vice President of Clinical Services

Dr. Lacey Lemke (she/her) is a licensed clinical health psychologist with specialized expertise in the treatment of eating disorders and the practice of medical and health psychology. She completed her doctoral training in clinical psychology with a Primary Care emphasis at the Adler School of Professional Psychology. Dr. Lemke went on to complete both her predoctoral clinical internship and postdoctoral fellowship through Ascension Health, where she gained advanced training working with individuals experiencing eating disorders and self-injurious behaviors, as well as within pediatric subspecialty settings including endocrinology, neurology, and adolescent medicine.

Dr. Lemke is deeply committed to providing evidence-based, compassionate care and collaborates closely with interdisciplinary teams to ensure comprehensive treatment. Her professional mission is to support patients in achieving their fullest potential by guiding them to the most appropriate level of care and empowering them to make meaningful, sustainable progress toward improved health and well-being.

VIDEO: 2. Meet Lacey Lemke, PsyD.

https://youtu.be/iKQeU9s5U2k?rel=o