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Registered Dietitians


Paulette Lambert, R.D., CDE

Director of Nutrition

With an ability to translate the latest scientific medical research in nutrition into tips and strategies easily understood by consumers, California Health & Longevity Institute Director of Nutrition Paulette Lambert, RD, CDE (registered dietitian and certified diabetic educator) is a nationally recognized expert in her field.  In addition to being a sought-after speaker for corporate meetings and conferences in the fields of insurance, healthcare, consumer products and more, she can be seen as the nutrition expert on ABC’s Extreme Makeover:  Weight Loss Edition.  She has also appeared on The Dr. Oz Show, KNBC Los Angeles, KABC Los Angeles and KCBS Los Angeles.  She is a regular contributor to Organic Spa and A Woman’s Health magazines as well as being cited frequently for her expertise in publications including The Wall Street Journal, Shape, Los Angeles Times, Smart Meetings and more.

As the Director of Nutrition for the Institute since its opening in 2006, Paulette develops the nutrition programs and protocols for individual consultations, workshops for consumers and corporate groups including “Smart Dining Out” and “Strategies for Healthy Eating” and the popular Wellness Kitchen.  This interactive food experience, a signature program at the Institute, combines nutrition education with a hands-on cooking class in a fun yet informative class set in a made-for-television demonstration kitchen.  Paulette’s passion for delicious food and cooking (she is a self-described “foodie”) allows her to create recipes for the Wellness Kitchen that are infused with flavor and chock full of nutritional content while satisfying even the pickiest of palates.  (In fact, she applied to study pastry at the Culinary Institute of America before deciding to pursue a career in nutrition.) She also provides nutrition support for healthy menu options developed for the restaurants, in-room dining and banquet facilities at Four Seasons Hotel Westlake Village, where the Institute is located.  She works closely with the Institute’s medical team to provide care for each guest’s personal health strategies and needs.  Paulette also spearheads the Institute’s partnerships with local school systems to provide healthier lunch programs for area children.

With more than 30 years of experience in her field, Paulette’s vast experience with clinical nutrition includes expertise in the areas of weight management,  diabetes, heart disease prevention and cardiac care, cancer prevention and management, obesity, gastrointestinal disorders, food allergies, supplements, sports training and more.  As a certified diabetic educator, she has lectured extensively for the American Diabetes Association

A graduate of California State University at Northridge, Paulette holds a degree in nutrition and completed her residency at Presbyterian Hospital of Dallas, Texas.  After finishing her studies, Paulette worked for hospitals in Texas and Southern California before becoming the first registered dietitian in California to move to private practice. 


Erika Wong, M.S., R.D

Registered Dietitian

Erika earned a Masters Degree in Clinical Nutrition from Tufts University while completing her dietetic training at the Tufts-New England Medical Center.  Her graduate work included a review of dietary antioxidants and related anti-cancer benefits.  She has experience in both pediatric and adult weight management and obesity from the Massachusetts General Hospital Weight Center.  She is a member of the American Dietetic Association and Weight Management Dietetic Practice Group.


Diane Grabowski-Nepa, M.S., R.D.

Registered Dietitian

Diane is a Registered Dietitian with a Master’s Degree from Clemson University.  She is the former Director of Nutrition at the Pritikin Longevity Center, Santa Monica, California. Diane has been educating individuals and groups on nutrition for over 30 years.  Her areas of expertise include cardiovascular disease, hypertension, weight loss, type 2 diabetes, children’s nutrition, pregnancy and sports nutrition. She is the co-author of the book, The L.A. Diet, an eating plan designed to help individuals achieve permanent weight loss by making lifestyle changes and choosing healthier foods, not by deprivation or restricting calories. She has contributed her expertise to a variety of magazines including Prevention, Shape, Fitness, Self and Men’s Health as well as TV shows such as Alive and Well, The Home and Family Show and CNBC.  She has also shared her cooking and nutrition knowledge as a contributing author to a children’s cookbook, The Sleepover Cookbook.  She is an avid runner and has maintained her own weight loss of 50 pounds for over 30 years by adopting a lifestyle of healthy eating and exercise. 

Evette Richardson

Evette Richardson, M.S., R.D., CPT

Registered Dietitian

Evette has 30 years of experience in clinical nutrition and nutrition education. She has worked in private practice, providing nutrition counseling to groups and individuals in cardiac care, diabetes, weight control, gastrointestinal disorders, and vegetarian diets among other topics.  She holds a Masters of Science in nutrition from California State University, Los Angeles, and completed her dietetic internship at Beth Israel Hospital in Boston, MA.  Evette is certified as a personal trainer and serves as a member of the American Dietetic Association, Sports, Cardiovascular and Wellness Nutritionists, and Nutrition in Complimentary Care.