Advanced Practice Nurses 

Mary Kay Alford, MSN, RN, CPNP
Pediatric Nurse Practitioner
Medical Coordinator, Pediatric Liver Center 

Education 

• College of Notre Dame of Maryland, Baltimore, MD (Bachelor of Arts in Biology) 
• University of Maryland School of Nursing , Baltimore, MD (Bachelor of Science in Nursing) 
• Johns Hopkins University School of Nursing, Baltimore, MD (Master of Science in Nursing) 

• Abnormal liver enzymes 
• Hepatitis B 
• Hepatitis C 
• Biliary Atresia 
• Alagille Syndrome 
• Autoimmune Hepatitis 
• Fatty liver disease 
• Evaluation for liver transplantation 

As the clinical nurse specialist in the Division of Gastroenterology and Nutrition/Children's Nutrition Center, Ms. Mattis focuses on care of pediatric patients with digestive diseases especially those who require enteral and/or parenteral nutrition therapy. She is part of a multidisciplinary service which includes physicians, clinical dieticians, and a nutrition support pharmacist. Her primary job duties include 1) management and coordination of clinical care in the inpatient and outpatient settings, 2) education of staff, parents and patients, and 3) evaluation and study of clinical outcomes/clinical nutrition research.

Education 

• Duke University, Durham , NC (Bachelor of Science in Nursing) 
• University of Virginia, Charlottesville, VA (Master of Science in Nursing) 

Special Interests 

• Intestinal Failure and Rehabilitation 
• Short Bowel Syndrome 
• Esophageal, Gastric and Intestinal Dysmotility Syndromes 
• Parenteral and Enteral Nutrition Support 
• Parenteral Nutrition-Associated Cholestasis 
• Enteral Access Device Care 
• Management and Care of Central Venous Catheters 
• Home Nutrition Support 
• Patient and Family Education/Advocacy 

Registered Nurses

Susan J. Billet, RN, BSN 

Education: 

• York College of Pennsylvania, BS (Behavioral Psychology)
• Johns Hopkins University School of Nursing, BSN

Interests: 

• Nutrition
• Childhood Obesity

Susan Holiday, RN 

Clinical Nurse - Endoscopy and GI/Nutrition Clinic

Education 

• Northern Kentucky University (Associate Degree in Nursing)

• Working with children
• Gastroesophageal Reflux
• pH Impedance probes
• Feeding tube

Caroline Goler, RN 

Clinical Nurse - Endoscopy and GI/Nutrition Clinic

Education 

• Wesley College, Dover, Delaware (Associate Degree in Nursing)
• Currently working towards master’s degree in nursing

• Working with children
• Nutrition
• GI procedure

Saundra Carpenter, BSN, RN 

Education 

• Catonsville Community College
• College of Notre Dame of Maryland

Special Interests 

• Gastrostomy Tube Care
• pH/Impedance Monitoring
• Constipation
• Medication Administration/IV Injection Teaching
• Patient and Family Education