
Our Practitioners
Our TEAM
Our team of Registered Dietitian Nutritionists who use evidenced-based nutrition therapy offer a personalized nutrition support.
Our goal is to determine which nutrition path is best based on your diagnosis and symptoms.
We believe in providing quality care based on science because patients who are able to better control their risk factors are often able to live a longer and healthier life

Eugenia Couchoud-Wilkinson MS, RDN, LD is a Board Certified Registered Dietitian and Nutritionist by American Dietetic Association, Licensed by the Georgia State Board and founder of NutritionECW, LLC - Medical Nutrition Therapy
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She completed her Bachelor at Universidad Nacional de Buenos Aires, School of Medicine (UBA-Argentina) and graduate/Master Degrees from Universidad Nacional de Cordoba, School of Medical Sciences (UNC-Arg.) and a Post-degree in Enteral and Parenteral Nutrition Support from School of Post-Degree, Biochemistry & Pharmacy, UBA-Arg. and Bowling Green State University, Ohio.
Coming from a medical family she started working in the field of medical nutrition since she was very young. She began her career in clinical nutrition at the Hospital de Ninos Ricardo Gutierrez's - nutrition support for the Oncology/Hematology Service - Argentina.
Then she served for more than 15 years as a full-time staff and in management positions for inpatients in Acute & Intensive Care Units at Clinica Bazterica, Hospital Britanico de Buenos Aires, Centro Medico Dr. Deragopyan and was a Nutrition Consultant for many other Programs and Companies.
When she moved to United States, she had to validate her education, complete College, graduate and Master courses and a year internship in order to obtain the National Registration Exam (RD). Her rotations were at WellStar Health System, Children's Healthcare of Atlanta at Egleston (oncology patients), Depart. Senior Services, and Gwinnett County Board of Health/WIC Clinic in GA.
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Areas of Expertise
Nutrition Support for oncology patients - kids & adults
Cardiovascular issues (cholesterol- triglycerides, high blood pressure, Congestive heart failure, etc) - Kids & adults
Unintentional weigh lost and weight management issues
Gastrointestinal disorders: esophageal & gastric surgeries, Ulcerative Colitis, Crohns disease, etc
Celiac & gluten related conditions
Gastroparesis and others GI motility issues
Metabolic Disorders - Diabetes (Type 1, Type 2, LADA, gestational), prediabetes, PCOS and metabolic syndrome.
Liver Disorders and exocrine pancreas disorders like Exocrine pancreatic insufficiency (EPI) - kids & Adults.
Autoimmune diseases (like Vasculitis, Multiple sclerosis (MS), Lupus, systemic lupus erythematosus (SLE), primary biliary cirrhosis, rheumatic diseases, etc)
Transplants (liver, lung, heart and kidney)
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Languages - English and Spanish.
Areas of Expertise
Intuitive Eating - Adults, kids and teens and Maternal Nutrition.
Picky eaters, texture issues with foods
Disordered eating patterns - screenings
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General health nutrition counseling - healthy eating, preventative nutrition, plant-based, vegan, vegetarian, etc.
Weight Management, weight loss
Chronic and Acute Kidney Diseases - Kidney transplant, All stages of renal disease, Nephrotic syndrome, Urolithiasis and other kidney issues, Polycystic kidney disease
Liver disease and kidney Transplant
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Languages - English

Sara Sawicki MS, RDN, LD, RYT 200 is a Board-Certified Registered Dietitian and Nutritionist by the Academy of Nutrition and Dietetics, licensed by the Georgia State Board. She has a Bachelor’s degree in Dietetics from the University of Florida, Gainesville-FL, Cum Laude as well as a Master’s degree in Nutrition Sciences from the University of Alabama-Birmingham.
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Ms. Sawicki worked at Emory University Hospital for nearly 5 years, providing nutritional support to patients in the surgical ICU and medical nutrition therapy to Kidney, Liver, and Pancreas Transplant patients, along with numerous other medical conditions.
Her passion for nutrition led her to volunteer on presentations in Nutrition and Organ Transplantation, conduct cooking demonstrations for Pre- and Post-Kidney Transplant Recipients, and she worked as the Clinical Director of Health Promotion of the Georgia Special Olympics (June 2018-August 2021) among other activities.
Seeking to understand the patient experience in a more comprehensive and holistic way, she traveled to Bali, Indonesia, to complete her training as a yoga teacher (Yoga Alliance). Her interests include traveling around the world, as well as experiencing different cultures and practices around healthy living to further increase her effectiveness as a RD.
In 2023, she decided to join our team at NutritionECW LLC to help clients achieve their individual goals and lead well-balanced, mindful lifestyles.
Meagan Horne MBA, MHA, RD, LD, CNSC, CPHQ is a Board-Certified Registered Dietitian and Nutritionist by the Academy of Nutrition and Dietetics, licensed by the Georgia and Texas State Board, and a Certified Nutrition Support Clinician (CNSC).
She has a Bachelor of Science in Nutritional Sciences and Dietetics from Texas Tech University and a joint Master of Health and Business Administration from University of Houston Clear Lake. She completed her dietetic internship through Idaho State University Health Science Center.
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Ms. Horne has ten years of extensive experience delivering nutritional support (tube feeding and total parenteral nutrition), supporting critical care and patient populations who are malnourished, and providing nutrition counseling to various nutrition related disease states, at Baylor St. Luke’s Medical Center and Houston Methodist Hospital. She also has extensive experience in clinical nutrition leadership and patient safety.
Traveling the world, experiencing various cultures, and learning about healthcare practices in other countries are some areas that Ms. Horne is passionate about in her professional and personal life.
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She is a consultant for NutritionECW LLC to contribute her expertise and passion for helping others with nutrition support, gastrointestinal disorders, thyroid disorders, polycystic ovarian syndrome, and more.
Areas of expertise
Nutrition Support – tube feeding and total parenteral nutrition (TPN) – adults & Teens
Short Bowel syndrome, Intestinal failure, resection of parts the intestine, malabsorptive conditions,
protein-energy malnutrition, severe dysphagia, brain tumor, multiple sclerosis, HIV infection and AIDS.
Ostomies - colostomy, Ileostomy and J-Pouch
Nutrition support in renal failure/respiratory failure, Pancreatic insufficiency, Whipple procedures, etc.
Gastrointestinal Disorders – adults & teens. IBS, Crohn’s disease, ulcerative colitis, gastric surgeries, Distal intestinal obstruction syndrome (DIOS), gastroparesis among others
Food Hypersensitivities - food allergies, Celiac disease, non celiac gluten sensitivity, among others.
Teenager - General diets for preschool, school-age child, adolescent.
Nutrition management of child/teens with special health care like down syndrome, cerebral palsy, etc.
Older adults - Type 2 diabetes and CKD
Enteral support of the elderly, Dysphagia - Gastroparesis due to Parkinson's disease
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Languages - English

Areas of Expertise
Chronic Kidney Disease - Acute renal failure
End stage of renal disease, Nephrotic syndrome,
Urolithiasis and other kidney issues
Pre end stage of Renal Disease,
Kidney transplant, polycystic kidney disease.
Diabetes management (Type 1, Type 2, LADA, gestational)
Weight management issues. Adults, teens & kids
General health nutrition counseling - healthy eating, preventative nutrition for all ages.
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Languages - Spanish and English

Liliana Pires LN, is a Renal Nutrition Specialist, a consultant at NutritionECW, LLC, an expert in diet and nutrition specifically for people with kidney disease, weight control problems, and type 2 diabetes.
She completed her Bachelor's Degree in Nutrition and Dietetic from the Universidad Nacional de Buenos Aires, School of Medicine. Argentina.
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She holds post-graduate academic training in kidney disease and belongs to the Kidney and Nutrition Study Group of the Argentine Association of Nutritionists.
Mrs Pires has extensive experience as a clinical dietitian having worked in hospitals and dialysis facilities - Fresenius Medical Care and Pre-dialysis kidney disease clinics.
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As a Consultant, she offers to our practice specialized, evidence-based dietary advice to patients with kidney disease, whether they are in the early stages of kidney disease, on dialysis, or living with a kidney transplant.
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Areas of Expertise
Type 1 DIABETES, for Kids, adults and pregnant women
Insulin pumps
Continuous glucose monitoring systems (CGM)
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Languages - English, Spanish and German

Claudia Winter MS, RDN, LD, CDCES is a Board-Certified Registered Dietitian and Nutritionist by the Academy of Nutrition and Dietetics licensed by the Georgia State Board and a Certified Diabetes Care and Education Specialist.
She has a Master’s degree in Health Sciences with focus in Nutrition from Georgia State University and completed over 1300 hours of rigorous training as a Dietetic Intern at some of Atlanta’s most recognized health organizations, such as Egleston Children’s Hospital, Grady Memorial Hospital, and Scottish Rite Children's Hospital.
Her passion for nutrition and diabetes management was ignited by her personal experience as a mother of a child with Type 1 diabetes which then led to her academic pursuits to enable her to help others going through the same challenges her son and family had to overcome.
Mrs Winter is a certified trainer with various insulin pumps and continuous glucose monitoring systems. She can help with device data, no matter how basic or advanced, so you can make adjustments that will make a difference in your health.
Mrs. Winter currently works as a diabetes educator in a Hospital and as a consultant at NutritionECW, providing MNT for type 1 diabetes
Maria Bernardita Puchulu PhD, BS holds a ​​PhD in Pharmaceutical Science and Biochemistry, from Universidad de Buenos Aires (UBA), Argentina, after obtaining her bachelor's degree from the same college.
She was a doctoral fellow by the National Council of Scientific and Technical Research (CONICET) from 2015-2020.
Mrs. Puchulu PhD specialized in research in the areas of Nutrition and Nephrology at the Hospital Universitario La Princesa, Spain, through a scholarship from the Madrid Society of Nephrology. She was an intern at the Mansilla-Fresenius Medical Care Dialysis Int., Nephrology Int. and Nephrology Service of the Lanari Medical Research Institute from 2012-2014.
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For 16 years she has served as coordinator of the Nutrition and Chronic Kidney Disease study group of the Argentine Association of Dietitians and Nutritionists (AADYND) and was also an Assistant Professor at the Department of Physiology, University of Buenos Aires.
​Mrs. Puchulu PhD, BS has carried out research work in collaboration with the Institute for Clinical and Health Research (IECS-CONICET) and teaches Introduction to Scientific Knowledge, Universidad Nacional de La Matanza, Argentina.
She is the author and co-author of scientific articles published in medical journals of international impact. Member of the Academy of Nutrition and Dietetics (AND) and the Renal Practice Group of the same entity, she is rotating in NutritionECW in 2025 where she will observe our work modality and interact with our RDs.
Welcome to NutritionECW!
Areas of Expertise
Scientific researcher - See scientific articles
Chronic & Acute Kidney Disease - Acute renal failure, Urolithiasis, Nephrotic syndrome
Pre end and End stage of renal disease.
Kidney transplant, polycystic kidney disease.
Diabetes management (Type 1, Type 2, LADA, gestational)
Weight management issues. Adults, teens & kids
General health nutrition counseling - healthy eating, preventative nutrition for all ages.
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Scientific Articles (to access click on the link below)
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Food Insecurity and Chronic Kidney Disease: Considerations for Practitioners
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Calculation of the contribution of water to calcium intake in low- and middle-income countries
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A simulation study to improve calcium intake through wheat flour fortification
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Dietary Phosphorus to Protein Ratio for the Mexican Population with Chronic Kidney Disease
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Languages - Spanish and English
