NTI Faculty and Staff
NTI Faculty
Dianne Koehler, MNT, Director
Currently Owner and Director of Nutrition Therapy Institute (NTI) in Arvada, CO, Dianne has been a leader in the field of nutrition education for 15+ years. She is committed to helping people realize their optimal wellness potential through recognizing the…
Lauren Friarson, M.A., MNT
Certified Master Nutrition Therapist and Fitness Professional, Lauren Simms has been practicing nutrition, coaching one-on-one, and educating others for nearly two decades. Lauren’s greatest passion is assisting people to eat and move well in order to embrace their fullest life…
Kelly Hatke, MNT, ONC
Kelly Hatke is a Master Nutrition Therapist. She applies a functional and holistic approach specializing in oncology and autoimmune nutrition therapies. Kelly received a B.S. from Purdue University, her MNT diploma from the Nutrition Therapy Institute, and completed the master’s level…
Priscilla Condon, MSN, MNT
Priscilla has a Bachelor of Science in Nursing from The State University of New York and a Master of Science in Nursing from Vanderbilt University. She worked as a board certified Family Nurse Practitioner for 25 years in private practice…
Tami Miller
Tami Miller is the owner of Sage Nutrition Coaching, Inc. in Wheat Ridge, CO. Her educational background is in Molecular Biology, Biochemistry, Mycology and Nutrition. Tami did research at the University of Colorado Medical Center for over 20 years. While…
Megan Grover, MMEdSci
Megan Grover has travelled and roamed much of the globe where she has explored the healing traditions. She is passionate about educating individuals regarding their health and looking at the body from a holistic approach, understanding that all aspects are integrated. If…
Charis Sederberg, BSN, RN, NTM
Charis is a Nutrition Therapist Master, oncology nurse, and founder of Prime To Nourish, a holistic nutrition and wellness practice dedicated to helping individuals understand what their body truly needs to restore vibrant health. She holds a Bachelor of Science degree…
Kimsey Bourquin, M.A., MNT
Kimsey is a Master Nutrition Therapist and the founder and owner of Progressive Health and Wellness. Her passion for health began at an early age and has never waned. With 10 years in the field, Kimsey holds a Master of…
NTI Staff
Dianne Koehler, MNT, Director
Currently Owner and Director of Nutrition Therapy Institute (NTI) in Arvada, CO, Dianne has been a leader in the field of nutrition education for 15+ years. She is committed to helping people realize their optimal wellness potential through recognizing the…
Amber Williams, MNT, NFC
Amber Williams is a certified Master Nutrition Therapist & Natural Food Chef. After suffering years of debilitating health symptoms and never finding answers in conventional medicine, Amber pursued a change in diet & lifestyle, which resulted in finding health again…
Amber Frazier, NTM, NFC
Amber, a self-proclaimed nutrition nerd, discovered NTI while seeking ways to thrive, not just survive. After overcoming her own health challenges, she experienced the power of food firsthand and felt compelled to help others do the same. A graduate of…
Brittany Ferrer, NTM
Brittany has a passion for helping people optimize their health with nutrition. She believes in the healing power of herbs and loves foraging for and making her own herbal remedies. Garlic is her favorite medicinal herb. Brittany spends a lot…
