Meet Our Gastroenterology, Hepatology and Nutrition Team

The Division of Pediatric Gastroenterology & Hepatology offers comprehensive inpatient, outpatient and laboratory services to evaluate and treat infants, children and adolescents with gastrointestinal disorders.

Click here to learn more about the services offered at UMMC.

For appointments call: 410-328-6749


Photo of Doctor Samra Blanchard, M.D.Samra Blanchard, MD
Associate Professor of Pediatrics
Division Head, Pediatric Gastroenterology and Nutrition
Pediatric Gastroenterology Fellowship Director

Special Interests: Pediatric Gastroenterology & Nutrition; Children with Liver Disease; Inflammatory Bowel Disease; Pediatric Endoscopy
Medical Degree: Istanbul University Faculty of Medicine
Residency: Cleveland Clinic Foundation, Pediatrics
Fellowship: Cleveland Clinic Foundation, Pediatric Gastroenterology and Nutrition

Steven J. Czinn, MD, FAAP, FACG, AGAF 
Drs. Rouben and Violet Jiji Professor of Pediatrics
Chair, Department of Pediatrics
Special Interests: Mucosal Immunology; Gastrointestinal Infections; Helicobacter Pylori; Inflammatory Bowel Disease
Medical Degree: Case Western Reserve University School of Medicine
Residency: Rainbow Babies and Children's Hospital, Cleveland, Pediatrics
Fellowship: Rainbow Babies and Children's Hospital, Pediatric Gastroenterology
Certification: Pediatrics

Rishi Gupta, MD
Assistant Professor of Pediatrics
Special Interests: Liver Disorders and Liver Transplant; Lipid Disorders and Metabolic Syndrome; General Gastroenterology Diseases
Medical Degree: University College of Medical Sciences, University of Delhi, India
Residencies: University of Delhi, India, Pediatrics; Maimonides Medical Center, NY, Pediatrics
Fellowships: SUNY at Downstate Brooklyn, Pediatric Endocrinology; Mount Sinai Medical Center, New York, NY, Pediatric Gastroenterology and Transplant Hepatology
Certifications: Pediatrics; Pediatric Endocrinology; Pediatric Gastroenterology

Howard A. Kader, MD
Assistant Professor of Pediatrics
Special Interests: Inflammatory Bowel Disease; Eosinophilic Esophagitis and other infectious and Noninfectious Intestinal Mucosal Inflammatory Disease Process
Medical Degree: University of Nebraska College of Medicine
Residency: Creighton-Nebraska Universities Health Foundation, Pediatrics
Fellowship: Children's Hospital of Philadelphia, Pediatric Gastroenterology
Certification: Pediatrics, Pediatric Gastroenterology and Nutrition

Photo of Doctor Jay Allan Perman, M.D. Jay Perman, MD 
Professor of Pediatrics
President, University of Maryland Baltimore
Special Interests: Infant Feeding, Constipation, Esophageal reflux Disease, Pediatric Gastroenterology & Nutrition
Medical Degree: Northwestern University
Residency: Children's Memorial Hospital, Northwestern University, Pediatrics
Fellowship: Children's Hospital Medical Center, Pediatric Gastroenterology Research; Harvard Medical School, Pediatric Research
Certification: Pediatrics; Pediatric Gastroenterology

Nidhi Rawal, MD
Assistant Professor of Pediatrics
Special Interests: Eosinophilic Esophagitis (EOE), Pediatric Gastroenterology & Nutrition
Medical Degree: Lady Hardinge Medical College of India
Residency: Brookdale University Hospital Medical Center, Pediatrics
Fellowship: University of MD Medical System, Pediatrics and Gastroenterology
Certification: Pediatrics

Runa Diwadkar Watkins headshotRuna Diwadkar Watkins, MD
Assistant Professor of Pediatrics
Special Interest: Pediatric Gastroenterology & Nutrition, Celiac Disease
Medical Degree: American University of the Caribbean, Medicine
Residency: Memorial Medical Center of Georgia, Pediatrics
Fellowship: Jackson Memorial Hospital, Pediatrics and Gastroenterology
Certifications: Pediatrics, Gastroenterology

Donna Zeiter, MD
Assistant Professor of Pediatrics
Special Interests: Pediatric Gastroenterology & Nutrition, Complex Chronic Care


Constance Chamberlin, RD
Support Staff

Pamela Cureton, RD
Support Staff
Special Interests: Pediatric and Adult Celiac Disease and Dietary Treatment

Ryann Diehl, RD 
Support Staff
Special Interests: Pediatric Gastroenterology & Nutrition
Ryann Diehl, one of the outpatient Pediatric Dietitians at the University of Maryland Medical Center, a graduate of James Madison University with a degree in Dietetics, marathon runner, active youth mentor and experimental chef in her own kitchen. She loves to hike, prepare new recipes, explore new coffee shops and farmers markets and meet new people. Ryann has a passion for education and mentorship with the realm of pediatric nutrition, specifically with an ultimate goal of playing a part---however small or big--in the reversal of childhood obesity.

Elaine Leonard-Puppa, RN, Med, DHA, CCRP
Research Specialist
Special Interests: Pediatric Gastroenterology & Nutrition, Celiac Disease

Elsie Stines, RN, MS, CPNP 
Pediatric Nurse Practitioner
Special Interest: Pediatric Gastroenterology; Failure to Thrive; Inflammatory Bowel Disease; Constipation/Encopresis

Celiac Disease and Gluten Sensitivities Team