Physician specialty
Pediatric Gastroenterology
At a glance
- Practicing in the U.S.
- 2,438
- Per 100,000 residents
- 0.7
- Women
- 52%
- Median years since graduating
- 19
Training path
- College (bachelor’s degree) 4 years
- Medical school (MD or DO) 4 years
- Pediatrics residency 3 years
- Pediatric gastroenterology fellowship 3 years
Training after medical school: 6 years. From the start of college: about 14 years.
Usual minimum program lengths from ACGME program requirements. Some doctors take extra research years or a second fellowship.
Who they are
- MD (DOs make up the rest) 93%
- Women 52%
- Graduated 35 or more years ago 14%
- Offer telehealth 2%
- Accept Medicare’s approved amount 86%
Sex and credentials from NPPES. Graduation year, telehealth and Medicare assignment from Medicare Care Compare, which covers clinicians enrolled in Medicare.
Where they practice
What they do most for Medicare patients
- Established patient office or other outpatient visit, 20-29 minutes 558
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 470
- Established patient office or other outpatient visit, 30-39 minutes 370
- Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 279
- Injection of drug or substance under skin or into muscle 251
- Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 214
- Measurement of hydrogen in breath to test for stomach and bowel symptoms 187
- Review by radiologist of image from tube placement into bile duct using an endoscope 124
- Established patient office or other outpatient visit, 40-54 minutes 122
- Hospital discharge day management, more than 30 minutes 119
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 117
- Biopsy of large bowel using a flexible endoscope 114
Services billed to traditional Medicare in 2023 (Physician and Other Practitioners data); drugs given in the office are left out.
What they prescribe most
- Famotidine (Pepcid) 12.7%
- Omeprazole 7.5%
- Pantoprazole Sodium (Protonix Iv, Protonix) 5.8%
- Lansoprazole (Prevacid) 5.8%
- 0.9 % Sodium Chloride (Sodium Chloride) 3.8%
- Esomeprazole Magnesium (Nexium) 3.3%
- Linaclotide (Linzess) 3.0%
- Sucralfate (Carafate) 2.5%
- Lipase/Protease/Amylase (Zenpep, Creon, Pancreaze) 2.4%
- Prucalopride Succinate (Motegrity) 2.3%
- Lactulose (Enulose, Generlac, Constulose) 2.0%
- Metoclopramide Hcl (Reglan, Gimoti) 1.8%
- Ondansetron Hcl/Pf (Ondansetron Hcl) 1.5%
- Tacrolimus (Astagraf Xl, Envarsus Xr, Prograf) 1.5%
- Ondansetron 1.4%
Share of this specialty’s Medicare Part D prescriptions in 2024, including refills. Select a drug to see which of these clinicians prescribe it most, and where.
Hospitals where the most work
- Cincinnati Children's Hospital Medical Center Cincinnati, OH 12 Pediatric Gastroenterology at Cincinnati Children's Hospital Medical Center
- Rhode Island Hospital Providence, RI 5 Pediatric Gastroenterology at Rhode Island Hospital
- Children's Hosp of Los Angeles Los Angeles, CA 4 Pediatric Gastroenterology at Children's Hosp of Los Angeles
- Nationwide Children's Hospital Columbus, OH 4 Pediatric Gastroenterology at Nationwide Children's Hospital
- Boston Children's Hospital Boston, MA 4 Pediatric Gastroenterology at Boston Children's Hospital
- Jackson Health System Miami, FL 3 Pediatric Gastroenterology at Jackson Health System
- Cleveland Clinic Cleveland, OH 3 Pediatric Gastroenterology at Cleveland Clinic
- Childrens Hospital New Orleans, LA 3 Pediatric Gastroenterology at Childrens Hospital
- Cook Childrens Medical Center Fort Worth, TX 3 Pediatric Gastroenterology at Cook Childrens Medical Center
- Memorialcare Long Beach Medical Center Long Beach, CA 2 Pediatric Gastroenterology at Memorialcare Long Beach Medical Center
Clinicians who list the hospital in Medicare Care Compare. The number opens the list of who works there.
Schools they graduated from most
- Tufts University School of Medicine 13
- University of Miami, Lm Miller School of Medicine 13
- Albert Einstein College of Medicine of Yeshiva University 11
- University of Cincinnati College of Medicine 10
- University of Minnesota Medical School 10
- Boston University School of Medicine 9
- Indiana University School of Medicine 8
- New York College of Osteo Medicine of New York Institute of Technology 8
- Pennsylvania State University College of Medicine 7
- University of Florida College of Medicine 7
From Medicare Care Compare (Medicare-enrolled clinicians only).
Industry payments
Drug and device makers reported $3.6M in general payments to 1,158 clinicians in Pediatric Gastroenterology in 2025. See who received the most
Source: CMS Open Payments, program year 2025. A payment is not evidence of wrongdoing.
Research in this field
U.S. researchers published 10,625 articles and reviews in gastroenterology in 2024–2026.
Journals with the most U.S. papers
- Cureus Cureus, Inc. 405
- The American Journal of Gastroenterology Lippincott Williams & Wilkins 305
- Clinical Gastroenterology and Hepatology Elsevier BV 273
- Inflammatory Bowel Diseases Oxford University Press 269
- Digestive Diseases and Sciences Springer Science+Business Media 256
- Neurogastroenterology & Motility Wiley 250
- Surgical Endoscopy Springer Science+Business Media 201
- Gastroenterology Elsevier BV 198
- Journal of Crohn s and Colitis Oxford University Press 192
- ACG Case Reports Journal Lippincott Williams & Wilkins 189
Most-cited recent papers
- Crohn's disease (opens in a new tab) The Lancet, 2024 · cited 646 times
- Global evolution of inflammatory bowel disease across epidemiologic stages (opens in a new tab) Nature, 2025 · cited 533 times · free to read
- ACG Clinical Guideline: Treatment of Helicobacter pylori Infection (opens in a new tab) The American Journal of Gastroenterology, 2024 · cited 493 times
- ECCO Guidelines on Therapeutics in Crohn’s Disease: Medical Treatment (opens in a new tab) Journal of Crohn s and Colitis, 2024 · cited 442 times · free to read
- AGA Clinical Practice Update on Diet and Nutritional Therapies in Patients With Inflammatory Bowel Disease: Expert Review (opens in a new tab) Gastroenterology, 2024 · cited 365 times · free to read
- ACG Clinical Guideline: Diagnosis and Management of Eosinophilic Esophagitis (opens in a new tab) The American Journal of Gastroenterology, 2025 · cited 262 times
- AGA Living Clinical Practice Guideline on Pharmacological Management of Moderate-to-Severe Ulcerative Colitis (opens in a new tab) Gastroenterology, 2024 · cited 250 times · free to read
- ACG Clinical Guideline Update: Ulcerative Colitis in Adults (opens in a new tab) The American Journal of Gastroenterology, 2025 · cited 233 times · free to read
From OpenAlex, an open index of research papers. Papers with at least one author at a U.S. institution, classified by subject; the subject covers the whole field, so related specialties share these lists. Citation counts change daily.
Sources: CMS NPPES (counts, sex, credentials), Medicare Care Compare (schools, graduation years, hospitals, telehealth), CMS Medicare Physician & Other Practitioners (2023) and Part D Prescribers (2024), CMS Open Payments (2025), ACGME program requirements (training length), OpenAlex (research), U.S. Census Bureau ACS 2020–2024 (population).