MEET THE TEAM
Coastal Nutrition Counseling’s office is located in Huntington, Long Island, New York.
We also offer country-wide Telehealth services.
All of our dietitians accept health insurance.
Leah Mark MS, RD, CDN, CPT
Leah is a Registered Dietitian with a Master of Science degree in Clinical Dietetics from New York University. She is currently completing a doctoral degree in Clinical Nutrition focusing on functional medicine. Leah counsels patients using an integrative approach that combines medical nutrition therapy with lifestyle counseling.
Prior to starting Coastal Nutrition Counseling, Leah worked as a private practice clinical dietitian with a focus on gastroenterology and endocrine disorders. Her background also incorporates exercise science and kinesiology, both of which she applies as necessary to help patients reach their goals.
Mandy Li MS, RD, CDN, CNSC
Mandy has a Bachelor of Science degree in Nutrition from LIU Post and a Master’s degree in Nutrition from Stony Brook with a focus on Integrative Nutrition Therapy. In addition, she has an Associate’s degree in Culinary Arts from Johnson & Wales University.
Mandy is passionate about helping her patients find approachable lifestyle changes that are sustainable and individualized. She embraces motivational interviewing and inclusivity in her nutrition counseling practice. Mandy leads with a food-first approach while providing the highest quality Medical Nutrition Therapy to help manage various disease states.
Mandy holds an advanced board certification as a Certified Nutrition Support Clinician. She is certified to manage tube feeding regimens (enteral and parenteral nutrition). She is currently practicing as both an inpatient oncology and clinical dietitian.
Katie Hoffman MS, RD, CDN
Katie received a Bachelor of Science in dietetics from the University of Delaware and graduated with a Master of Science degree concentrating in Functional Nutrition from Stony Brook University. She is the current President of the Long Island Academy of Nutrition and Dietetics.
Katie is passionate about helping her patients manage their health through anti-inflammatory protocol, coupled with mindful eating and movement. She welcomes working with patients who have clinical nutrition needs as well as those who want to improve general health and well-being.
Katie developed an outpatient nutrition clinic for first responders of the terrorist attack on September 11th, 2001. She is currently still actively counseling patients enrolled in the program. Katie also spent many years teaching cooking classes.
Kayla Cohen MS, RD, CDN
Kayla received a Bachelor of Science degree in Nutrition from SUNY Oneonta. She completed her Master of Science degree in Nutrition with a focus on Integrative Nutrition from Stony Brook University.
Kayla takes pride in providing medical nutrition therapy with an easy, realistic, and sustainable approach. Her patients can expect to improve their overall health, bloodwork, and symptoms without feeling restricted and fearful of any foods.
Kayla works in both clinical inpatient and outpatient settings. She is a renal dietitian who has also worked with oncology, critical care, and post-operative bariatric patients. She has unique experience with performance nutrition, using DEXA and VO2 max technology.
Melissa Flynn MPH, RD, CDN, IBCLC
Kristina holds a Bachelor of Arts Degree in Psychology with a dual minor in Nutrition as well as Africana, Puerto Rican, and Latinx studies from CUNY Hunter College, where she was also a two-sport NCAA athlete. Upon her return from playing professional basketball in Greece, Kristina obtained her Master of Science Degree in Human Nutrition with a concentration in Clinical Nutrition Research from Drexel University.
She went on to complete her dietetic internship residency at The National Institutes of Health (NIH), where she was also an appointed member of their NIH Academy Program, which trains young scientists to better address health inequities within their clinical specialties. Kristina obtained advanced clinical and research training in 2020 as the first dietitian appointed as the Leadership Education in Adolescent Health (LEAH) Nutrition Fellow at the Children’s Hospital of Philadelphia (CHOP). Kristina will graduate in June 2023 with her Ph.D. in Nutrition Sciences with a focus on behavioral and nutritional neuroscience and a concentration in secondary data analyses.
Kristina has clinical and research training in adult and pediatric medical nutrition therapy in oncology, weight management, endocrinology, and eating disorder specialties. Kristina knows that food is not just what we put on our plate-- it is a complex science—and our relationship with food is deeply intertwined with our upbringing and learned behaviors. She guides individuals to achieve their health goals through a health-first, body positive, and ‘all foods fit’ approach.
Kristina is also a Certified Personal Trainer with an advanced credential as a Cancer Exercise Specialist.
Melissa received a Bachelor of Science degree in Dietetics from Buffalo State University. She completed her Master of Public Health degree at Hunter College. Melissa is an Internationally Board Certified Lactation Consultant passionate about women's health and infant and pediatric nutrition. She is an expert regarding infant latching concerns, and can conduct consults via Telehealth.
Melissa has over 10 years of experience working with women throughout their life phases, including hormone management, fertility, pregnancy, and postpartum. Melissa is also well-versed in supporting families navigating the nutritional needs and concerns of infants, toddlers, and children. This includes the areas of starting solids and picky eating. In addition, Melissa works with individuals looking for weight management, chronic disease management (including diabetes), or general healthy eating.