Our Team

Medical Director of Bariatric Surgery Todd Eibes, M.D., F.A.C.S., graduated from the University of Iowa College of Medicine in 1994 and completed his surgical residency in Detroit, Michigan. He began a career in general surgery in Grinnell in 1999. Dr. Eibes began performing weight loss surgery in 2001 and relocated...

Physician Assistant Jon Hardersen, P.A.-C., received his undergraduate degree in exercise science from Northwestern College in Orange City and his physician assistant degree from Des Moines University. Jon assists with surgeries and provides both inpatient and outpatient care following surgery. Jon has experience working as a PA in a Sleep...

Registered Nurse Practitioner Jody Horstman, A.R.N.P., N.P.-C., received her Master of Science in Nursing from the University of Cincinnati and her Bachelor of Science in Nursing from Mercy College of Health Sciences. She belongs to the American Academy of Nurse Practitioners and Iowa Obesity Society. In addition, Jody holds a...

Doctor of Nursing Practice Javier Lisboa, D.N.P., received his Doctorate of Nursing Practice from the University of Iowa. In addition, he is board certified with the American Academy of Nurse Practitioners, and he is bilingual in English and Spanish. Javier has special medical interests in family medicine, disease prevention, and...

Doctor of Nursing Practice Rachelle McCabe, DNP, ARNP, FNP-C, received her Doctor of Nursing Practice from the University of Iowa. She belongs to the American Association of Nurse Practitioners, Iowa Nurse Practitioner Society, Obesity Medicine Association, and Iowa Obesity Society. Rachelle aims to meet each patient where they are and...

Registered Nurse Practitioner Fawn Roberts, A.R.N.P., received her Masters Degree in Nursing from the University of Cincinnati and her Bachelors of Nursing from Chamberlain University. She belongs to the American Association of Nurse Practitioners and the Iowa Nurse Practitioner Society. Fawn will work with each patient in a personal relationship...

Registered Nurse Practitioner Michelle Pearson, A.R.N.P., received her Masters of Science in Nursing from Walden University and her Post Masters in Family Nurse Practitioners from Clarkson College. Michelle will work with each patient in to help them reach their individual health goals. “Patients deserve individualized care to meet their Personal...

Registered Dietitian Annette Snyder, M.S., R.D., C.S.O.W.M., L.D., received her undergraduate and her Master of Nutrition degrees from South Dakota State University in 2001 and 2003, respectively. She completed her internship at the University of Wisconsin Hospitals and Clinics. In 2017, Annette became board certified as an Interdisciplinary Specialist in...

Registered Dietitian Christy Nekvinda, R.D., L.D., received her degree in dietetics from Iowa State University. She joined Iowa Weight Loss Specialists in 2021 and is a member of the Academy of Nutrition and Dietetics. Christy assists patients with their dieting strategies throughout their weight loss journey. “Eat food, not too...

Registered Dietitian Hillary Vogt, R.D., L.D., received an undergraduate degree in dietetics from Iowa State University in 2005. She has been with Iowa Weight Loss Specialists since 2014. Hillary assists patients with their dieting strategies throughout their weight loss journey. “I enjoy working as a comprehensive team to help patients...

Registered Dietitian Mackenzie Woolwich, R.D., L.D., received her Bachelor of Science degree in dietetics from Iowa State University and is a member of the Academy of Nutrition and Dietetics. Mackenzie assists patients with their dieting strategies throughout their weight loss journey. Mackenzie is passionate about helping patients heal their relationship...

Registered Dietitian Kayla Morehead, R.D., L.D., received her undergraduate and her Masters of Professional Practice from Iowa State University. She also performed her internship at Iowa State University. Kayla is a member of the Academy of Nutrition and Dietetics. She assists patients with their dieting strategies throughout their weight loss...

Registered Dietitian Simon Knoblauch, R.D.N. L.D., received his degree in dietetics from Iowa State University. He joined Iowa Weight Loss Specialists in August 2021 and is a member of the Academy of Nutrition and Dietetics. Simon received his Certificate of Training in Obesity for Pediatrics and Adults in 2022, and...

Registered Dietitian Kody Reiser, R.D., received his degree in dietetics from Iowa State University. He joined Iowa Weight Loss Specialists in August 2021. Kody works with patients as a dietitian and wellness coach, and he has special interests in nutrition, exercise physiology, and psychological methodologies of creating behavior change. Regarding...

Clinical Social Worker Tyler Patterson, LISW, received his Master of Social Welfare from the University of Kansas in 2007 and Bachelor of Science in Comprehensive Psychology and Sociology from Northwest Missouri State University in 2005. Tyler has medical interests in depression, anxiety, veterans, relationship issues, self-esteem, mindfulness, and distress tolerance.

Clinical Social Worker Baylee O'Brien, LISW, received her Master of Social Work from the University of Iowa in 2015 and her Bachelor of Psychology and Social Work from the University of Iowa in 2012. Baylee has medical interests in EMDR, TF-CBT, DBT, and Children and Families. “Just because no one...

Clinical Social Worker Patti Hart, LISW, received her Master of Social Work from the University of Iowa in 2004, Masters of Education and Counseling from California University in 1999, and her Bachelor of Psychology and Social Work from the Iowa State University in 1990. Patti has medical interests in Cognitive...

Clinic Leader Elsey Strube, R.D., L.D., received her Bachelor of Science degree in dietetics and completed her ACEND Accredited dietetic internship at Iowa State University. She started her career as a dietitian in food service before pursuing a role in weight management. She has been a dietitian with Iowa Weight...

Bariatric Nurse Coordinator Carly Grimes received her Bachelors in Management and Bachelors in Spanish from Indiana University, and she received her Masters in Nursing from DePaul University. She is dedicated to serving as a patient advocate and support person to help Iowa Weight Loss patients improve their overall health and...

Marketing Coordinator Michelle Eibes, L.P.N., graduated with an associate degree in nursing from DMACC in Ankeny in 2005. She has extensive experience in weight loss surgery, orthopedics, family practice, and long-term care. Michelle started with our program in March of 2014 as the Nurse Coordinator. She has transitioned her passion...