Marissa Regan

Registered Dietitian with an MS in Nutrition Science and broad inpatient clinical experience across medical, surgical, renal, oncology, behavioral health, and enteral nutrition populations. Skilled in nutrition assessment, malnutrition identification, nutrition support, diabetes and renal education, interdisciplinary care, and patient-centered counseling. Experienced in providing individual and group nutrition education, including weekly classes for patients in an Institute of Psychiatry setting.

Clinical Dietitian - Medical University of South Carolina (MUSC) - Charleston, SC

(2026-04 - 2026-08)

Provided inpatient medical nutrition therapy for a diverse adult patient population across multiple hospital services, including medical, surgical, renal, oncology, neurologic, gastrointestinal, and behavioral health units.

• Completed comprehensive nutrition assessments using intake history, anthropometrics, weight trends, laboratory data, medical history, and nutrition-focused physical examination findings; developed PES statements and individualized nutrition plans.
• Identified and documented malnutrition in patients with significant weight loss, inadequate oral intake, and muscle or fat wasting, and developed targeted interventions to improve nutrition status.
• Managed enteral nutrition for patients requiring PEG, PEG-J/PEJ, NG, and other feeding access, including estimating energy/protein/fluid needs, recommending appropriate formulas and goal rates, monitoring tolerance, and adjusting regimens based on clinical status.
• Provided nutrition care and education for patients with diabetes and renal disease, including AKI, CKD, ESRD, dialysis, and renal transplant populations.
• Provided nutrition assessment and counseling for Institute of Psychiatry patients, including individuals with eating disorders, depression, psychosis, paranoia, catatonia, and reduced oral intake.
• Led a weekly nutrition education class for Institute of Psychiatry patients, translating evidence-based nutrition concepts into practical, accessible guidance.
• Collaborated with physicians, nurses, speech-language pathologists, pharmacists, case managers, and other interdisciplinary team members to coordinate nutrition care and discharge planning.
• Documented assessments, recommendations, and follow-up in EPIC and monitored patient response to nutrition interventions.

Clinical Dietitian - Roper Hospital - Charleston, SC

(1993-01 - 1997-12)

• Provided clinical nutrition assessment and counseling for hospitalized patients based on diagnosis, nutritional status, and individual dietary needs.
• Collaborated with physicians and other clinicians in the nutrition care of patients requiring enteral tube feeding and parenteral nutrition.

Research Nutritionist - Hollings Cancer Center - Charleston, SC

(1997-01 - 2000-12)

• Supported clinical research investigating relationships between diet and cancer prevention and implemented specialized research diets according to study protocols.

Cashier / Sales Associate

(2025-08 - 2026-12)

• Provided attentive customer service, maintained store organization, and used strong communication skills to assist customers with product selection.

Parent / Community Volunteer

(1999-01 - 2025-12)

• Managed budgeting, meal planning, scheduling, logistics, school and extracurricular activities, and travel for a family of five.

MS - Nutrition Science - Indiana University Bloomington (1993-12)

BA - Psychology - Indiana University Bloomington (1990-12)