Erin L. Toto, MD
Gastroenterology
Accepting new patients
Sees patients age 18 and up
Penn Gastroenterology Radnor
Make an appointmentCall 610-902-1500
Penn Medicine Provider

About me

  • Clinical Assistant Professor of Medicine (Gastroenterology)

Education and training

  • Medical School: Thomas Jefferson University Sidney Kimmel Medical College
  • Residency: Northwestern Memorial Hospital
  • Fellowship: Temple University Hospital

What my patients think about me

Average Rating

429 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

October 2025
extremely knowledgeable and answered all my concerns. very patient doctor.
October 2025
she was excellent
October 2025
dr. toto is knowledgable and caring - very comfortable with her in every way!
October 2025
great dr

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Dr. Toto is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Jain S, Toto E, Tondon R. Incidental Mixed Adenoma-Neuroendocrine Neoplasm (MiNEN) of Duodenum and Whipple Disease , Clinical Gastroenterology and Hepatology: 2024

Wolfson S, Patel D, Toto E, Khlevner J, Santucci NR An Urgent Need for Transition of Care Programs for Patients with Neurogastroenterology and Motility Disorders , Journal of Pediatric Gastroenterology & Nutrition, 79(1): 2024,1-5

B.E. Rosenthal, B. Zoll, H.N. Ryan, E. Toto, J.C. Reynolds, N.K. Ahuja Comparing Small Intestinal Bacterial Overgrowth and Intestinal Methanogen Overgrowth: A Single-Center Retrospective Cohort Study , Gastro Hep Advances, 2(7): 2023,925-927

MariaLisa S. M. Itzoe, Ahmed Abdulhamid, James C. Reynolds, Hannah N. Ryan, Erin L. Toto, Nitin K. Ahuja Phenotypic Characterization of GERD Symptoms in Gastroparesis via Automated Data Collection. Poster Presentation , Digestive Disease Week 2023: 2023

S Javed, JC Reynolds, EL Toto, PK Kapavarapu, KN Fiorino, H Mousa, DA Piccoli, NK Ahuja Development and implementation of a novel hybrid model for neurogastroenterology and motility fellowship. Poster Presentation , American Neurogastroenterology & Motility Society 2021: 2021

B Zoll, R Hernandez, T Keo, HN Ryan, E Toto, JC Reynolds, NK Ahuja Symptomatic Response to Rifaximin Monotherapy in Intestinal Methanogen Overgrowth. Poster Presentation , American Neurogastroenterology and Motility Society 2021: 2021

S Javed, PK Kapavarapu, K Fiorino, H Mousa, DA Piccoli, JC Reynolds, E Toto, NK Ahuja Development and Implementation of a Novel Hybrid Model for Neurogastroenterology and Motility Fellowship. Poster Presentation , American Neurogastroenterology and Motility Society 2021: 2021

B Zoll, R Hernandez, T Keo, HN Ryan, E Toto, JC Reynolds, NK Ahuja Clinical Associations with Lactulose Breath Test Results in a Retrospective Single-Center Cohort. Poster Presentation , American Neurogastroenterology and Motility Society 2021: 2021

Saad Javed, Amanda Mastrangelo, Hannah N. Ryan, Erin Toto, Thormika Keo, James C. Reynolds, Nitin K. Ahuja Opiate Use Is Associated with Rectal Hypersensitivity in Patients Undergoing Anorectal Manometry. Poster Presentation , Digestive Diseases Week 2021: 2021

Shin GH, Toto EL, Schey R Pregnancy and Post-Partum Bowel Changes: Constipation and Fecal Incontinence , American Journal of Gastroenterology, 110(4): 2015,521-529