Daphne Say, M.D.

Daphne Sy Say, M.D.


Pediatric Gastroenterology

Pediatric Hepatology

Pediatric Nutrition

Inflammatory Bowel Disease




  • Health Sciences Assistant Clinical Professor, Department of Pediatrics
  • Director, Pediatric IBD Program


To see if Daphne Sy Say is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).

Glassrock Building

2521 Stockton Blvd., Suite 3200
Sacramento, CA 95817
Driving Directions

Primary Phone:

Additional Phone Numbers

Clinic Fax: 916-734-4098
Physician Referrals: 800-4-UCDAVIS (800-482-3284)

Clinical Interests

Dr. Say is a pediatric gastroenterologist who cares for children with digestive disorders, including Crohn's disease, ulcerative colitis, eosinophilic esophagitis, and functional gastrointestinal diseases. She serves as the director of the UC Davis Children's Hospital Pediatric Inflammatory Bowel Disease Program. Her current clinical and research interests include transitional care for adolescents with chronic disease, risk stratification in pediatric inflammatory bowel disease, and quality improvement.

Research/Academic Interests

Dr. Say's research focuses on improving the care of children and adolescents with inflammatory bowel disease using quality improvement methodology. She is also interested in the use of technology and telehealth to increase access to subspecialty care.


Pediatric Gastroenterology and Nutrition

Center/Program Affiliation

UC Davis Children's Hospital


M.D., St. Louis University School of Medicine, St. Louis MO 2009

B.S., Georgetown University, Washington DC 2005

Internship: Pediatrics, UC San Diego/Rady Children's Hospital, San Diego CA 2009-2010


Pediatrics, UC San Diego/Rady Children's Hospital, San Diego CA 2010-2012


Pediatric Gastroenterology, Hepatology and Nutrition, UC San Diego/Rady Children's Hospital, San Diego CA 2012-2015

Board Certifications

American Board of Pediatrics,

American Board of Pediatrics, Pediatric Gastroenterology,

Professional Memberships

American Academy of Pediatrics

American Gastroenterlogical Association

American Medical Association

Crohn�s and Colitis Foundation of America

North American Society of Pediatric Gastroenterology, Hepatology and Nutrition

Honors and Awards

Eli Gold, M.D., Outstanding Junior Faculty Prize, University of California Davis Department of Pediatrics, 2020

Golden Apple Teaching Award, University of California, Davis Department of Pediatrics, 2020

INQUIRY Best in Class Quality Improvement Award Rady Children�s Hospital, San Diego, 2015

Certificate of Recognition for Excellence in Collaborative Clinical Education Rady Children�s Hospital, San Diego, 2014

Critical Care Resident of the Year University of California, San Diego Department of Pediatrics/Rady Children�s Hospital, San Diego � Division of Critical Care Medicine, 2012

Excellence in Hospital Medicine, University of California, San Diego Department of Pediatrics/Rady Children�s Hospital, San Diego, 2011

Select Recent Publications

Say DS, de Lorimier A, Lammers CR, Natale J, Lakshminrusimha S, Wiedeman J, Partridge E. Risk Stratification and PPE Use in Pediatric Endoscopy During the Coronavirus Disease 2019 Outbreak: A Single-Center Protocol. J Pediatr Gastroenterol Nutr. 2020;70(6):751-754. doi:10.1097/MPG.0000000000002731. PMID:32443023.

Newfield RS, Graves CL, Newbury RO, Schwimmer JB, Proudfoot JA, Say DS, Feldstein AE. Non-alcoholic fatty liver disease in pediatric type 2 diabetes: Metabolic and histologic characteristics in 38 subjects. Pediatr Diabetes. 2019 Feb;20(1):41-47. doi:10.1111/pedi.12798. Epub 2018 Dec 9. PMID:30467936.

Say DS, Starnes T, Matsukuma K, Nguyen S. Gastrointestinal Bleeding After Hemolytic Uremic Syndrome: A Report of Drug-associated Granulation Tissue Polyps. J Pediatr Gastroenterol Nutr. 2018 Nov;67(5):e102-e104. doi:10.1097/MPG.0000000000002044. PMID:29851764.

Say DS, Chaparro J, Koning JL, Sivagnanam M. Fever and Jaundice in a Previously Healthy Teenager. Clin Pediatr (Phila). 2016 Oct;55(11):1081-4. doi:10.1177/0009922816667311. PMID:27630008.

Say D, Crawford JR. Vitamin B12 Deficiency Presenting as Acute Ataxia. BMJ Case Reports. Published online 2013 March 26. doi:10.1136/bcr-2013-008850. PMID:23536622.