Our Nutrition Staff

Kathy McManus, MS, RD, LDN

Kathy McManus, MS, RD, LDN

Director, Department of Nutrition; Registered Licensed Dietitian Nutritionist

Kathy is Director of the Dietetic Internship, the Intensive Lifestyle Treatment Program of CWMW, and Nutrition Services at DFCI. She served as co-investigator of the NIH-funded POUNDS (Preventing Overweight Using Novel Dietary Strategies) Lost Study and authored more than 25 publications and book chapters. Kathy currently writes for Harvard Medical School’s Harvard Health Blog. Her mission is to support patients in improving their health. Outside work she enjoys running, cooking, reading, and spending time with family/friends.

Practice locations:

  • 45 Francis Street, Boston, MA
  • Virtual

Nancy Oliveira, MS, RD, LDN, CDCES

Nancy Oliveira, MS, RD, LDN, CDCES

Manager, Nutrition and Wellness Service; Registered Licensed Dietitian Nutritionist; Certified Diabetes Educator; Certified Exercise Instructor

Nancy's mission is to nurture the talents of the NWS team, educate all on nutrition’s key role in health and disease, and coach patients toward lasting behavior change.

Specialties: Type 1 and 2 diabetes, gestational diabetes, perinatal nutrition, IBS, SIBO, IBD, food allergies/sensitivities, dysautonomia, POTS, anti-inflammatory diet, enteral/parenteral nutrition, oncology, mindful eating, menopause, supplement use

Practice locations:

  • 45 Francis Street, Boston, MA
  • 20 Patriot’s Place, Foxborough, MA
  • Virtual

Marc O’Meara, RD, LDN, CDE

Marc O’Meara, RD, LDN, CDE

Senior Registered Licensed Dietitian Nutritionist; Certified Diabetes Educator

Marc's mission is to educate and empower his patients to realize their ability to successfully follow a healthy lifestyle, by using practical and easy-to-understand concepts.

Specialties: Type 1 and 2 diabetes, gestational diabetes, cardiovascular disease, sports nutrition, epilepsy-ketogenic diet, plant-forward/vegan meal planning, oncology, kidney disease, NASH/NAFLD, perinatal nutrition, weight management

Practice locations:

  • 20 Patriot’s Place, Foxborough, MA
  • 45 Francis Street, Boston, MA
  • 850 Boylston Street, Chestnut Hill, MA
  • Virtual

Brooke Whinnem, RD, LDN

Brooke Whinnem, RD, LDN

Senior Registered Licensed Dietitian Nutritionist

Brooke's mission is to empower her patients to create realistic, sustainable habits to reach their health goals. She previously worked for several years at Dana-Farber Cancer Institute.

Specialties: Oncology, malnutrition, cardiovascular disease, prediabetes, type 1 and 2 diabetes, gestational diabetes, weight management, enteral/parenteral nutrition, perinatal nutrition, osteoporosis, anti-inflammatory diet, intuitive eating, wellness

Practice locations:

  • 20 Patriot’s Place, Foxborough, MA
  • Virtual

Emily Blake, MS, RDN, LDN

Emily Blake, MS, RDN, LDN

Senior Registered Licensed Dietitian Nutritionist

Emily's mission is to empower her patients to develop healthier relationships with food through small, sustainable changes.

Specialties: Disordered eating, RED-S, intuitive eating, polycystic ovary syndrome (PCOS), prediabetes, type 2 diabetes, gestational diabetes, perinatal nutrition, cardiovascular disease, lung disease, kidney disease, non-diet approach to weight management

Practice locations:

  • 45 Francis Street, Boston, MA
  • Virtual

Sasha Bayat, RD, LDN

Sasha Bayat, RD, LDN

Senior Registered Licensed Dietitian Nutritionist

Sasha's mission is to guide her patients to feel their best through education and compassionate care. She previously worked at Noom as a health coach, and is the co-founder of a nutrition restaurant and juice company.

Specialties: Weight management, nutrition in mental health, sports nutrition, prediabetes, gestational diabetes, perinatal nutrition, cardiovascular disease, kidney disease, IBS, GERD, NASH/NAFLD, anti-inflammatory diet, plant-forward/vegetarian meal planning, intuitive eating

Practice locations:

  • 850 Boylston Street, Chestnut Hill, MA
  • 45 Francis Street, Boston, MA
  • Virtual

Heather Bell-Temin, MS, RDN, LDN, CSO, FAND

Heather Bell-Temin, MS, RDN, LDN, CSO, FAND

Senior registered licensed dietitian nutritionist, certified specialist in oncology nutrition

Heather's mission is to make complicated nutrition information simple and help patients reach their nutrition goals.

Specialties: Oncology, malnutrition, tube feeding (enteral nutrition), Crohn's, colitis, IBS, short bowel syndrome, PCOS, cardiovascular disease, pancreatitis, liver disease, kidney disease, prediabetes, type 2 diabetes, gestational diabetes, perinatal nutrition, weight management

Practice locations:

  • 850 Boylston Street, Chestnut Hill, MA
  • Virtual

Ani Aroian, MPH, RDN, LDN

Ani Aroian, MPH, RDN, LDN

Senior registered licensed dietitian nutritionist

Ani's mission is to help patients navigate the complexities of a nutrition plan with practical realistic guidance, taking into account their personal preferences, access to food, and environment.

Specialties: Geriatric nutrition, weight management, public health nutrition, food insecurity, food allergies/sensitivities, gastrointestinal disorders, prediabetes, cardiovascular disease, general wellness

Practice locations:

  • Southern Jamaica Plain Health Center, Jamaica Plain, MA

Ruth “Tammy” Bagley

Ruth “Tammy” Bagley

Practice Assistant II

Tammy performs all administrative duties and is invaluable in greeting our patients and scheduling their appointments with patience and kindness. She has worked at Brigham and Women’s Hospital for over 30 years, and with NWS for 20 years. Outside work she enjoys swimming in a pool or ocean and spending time with her three beautiful grandchildren and great-granddaughter.

Practice location:

  • 45 Francis Street, Boston, MA

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