Mary Marcus, MS, RDN, CSP, CD

Position title: Dietitian

Mary Marcus


Mary Marcus is a registered dietitian nutritionist and board certified in pediatric nutrition.  She received her masters degree in nutritional sciences from the University of Wisconsin (UW) .  She completed her dietetic internship at UW Hospital and Clinics and pediatric nutrition trainee-ship with the UW Pediatric Pulmonary Center.

Mary’s expertise is in pediatric nutrition care, with a special interest caring for children from birth to 21 with medically complex special healthcare needs conditions including feeding disorders.  Mary has also trained many nutrition trainees, dietetic interns, and healthcare providers on pediatric nutrition.  She presents on a variety of pediatric nutrition topics to community and professional groups.


Professional Certifications and Education

  • Dietetic internship, University of Wisconsin Hospital and Clinics
  • Nutrition traineeship, University of Wisconsin Pediatric Pulmonary Center
  • Board Certified Specialist in Pediatrics, Committee on Dietetic Registration
  • State of Wisconsin Certified Dietitian