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Anthony Guerrerio, M.D., Ph.D.


Assistant Professor


Gastroenterology and Nutrition
Inflammatory Bowel Disease Center


Johns Hopkins Children's Center
600 N. Wolfe Street
Baltimore, MD  21287

Dr. Guerrerio sees patients at the Rubenstein Child Health Building in Baltimore.


Medical School:
Johns Hopkins University School of Medicine

Johns Hopkins Children's Center – Pediatrics

Johns Hopkins Children's Center – Gastroenterology and Nutrition

Special Interests:

  • Eosinophilic Esophagits, Gastroenteritis, and Colitis
  • Immunodeficiency
  • Inflammatory Bowel Disease


Dr. Guerrerio received his medical degree and Ph.D from the Johns Hopkins University School of Medicine. He completed his residency in pediatrics and did a fellowship in pediatric gastroenterology at Johns Hopkins and then joined the faculty in 2009.

Dr. Guerrerio’s clinical practice focuses on eosinophilic intestinal disease (esophagitis, gastroenteritis, and colitis) as well as inflammatory bowel disease especially in the context of immunodeficiency.  He also has a special interest in intestinal problems of those affected by Loeys-Dietz Syndrome.


  • American Board of Pediatrics
  • American Board of Pediatrics, Pediatric Gastroenterology  (Board Certified)

Phone: 410-955-8769

Fax: 410-955-1464

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