Sumi Tohan, RD, LDN, CDE


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SchoolColumbia University


  • Columbia University in the City of New York: Master of Science (M.S.), Diabetes Education and Management
  • Commission on Dietetic Registration: Certificate of Training in Adult Weight Management, Level 1 and 2
  • Penn State University: B.S., Nutrition
  • National Institutes of Health: Nutrition and Cancer Research Practicum, Nutrigenomics
  • Merck: Diabetes Conversation Maps, DSME


  • Tuba City Regional Healthcare Corporation: Patient-Centered Medical Home Diabetes Case Manager
  • American Diabetes Association: RD Consultant/Project Manager
  • American Diabetes Association: Associate Director of Nutrition
  • Cumberland Hospital for Children and Adolescents: Dietitian Manager
  • Bristol Bay Area Health Corporation: Registered Dietitian and Diabetes Care and Education Specialist
  • AbsoluteCARE Medical Center & Pharmacy: Diabetes Educator
  • Safeway: Registered Dietitian (Independent Contractor)
  • UNJURY® Protein and OPURITY® Vitamins: Nutrition and Marketing Specialist
  • Joslin Diabetes Center Affiliate at Providence Hospital: Diabetes Educator/Bariatric Dietitian
  • Healthways: Comprehensive Care Clinician (RD)
  • Medifast, Inc: Corporate Dietitian
  • Community Clinic, Inc.: Lead Nutritionist
  • The Cancer Project: Food for Life Instructor

Licenses & Certifications

  • Academy of Nutrition and Dietetics: Board Certified Specialist in Obesity and Weight Management (CSOWM)


Sumi Tohan, RDN, LDN, specializes in eating disorders, weight management and diabetes education. She received her undergraduate Nutritional Sciences degree from the Pennsylvania State University and is currently pursuing her Masters of Science degree from Columbia University in Diabetes Education and Management.

She enjoys disseminating complex nutrition information into easy to understand concepts to empower others with the knowledge necessary to make favourable food choices and improve the health and well-being of our community.

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