J. Antonio Quiros, MD, PhD

Chair, Children's Services

J. Antonio Quiros, M.D., PhD
Pediatric Gastroenterology
Valley Medical Group
Member, ColigoCare
ColigoCare is a network of physicians working collectively to provide the highest quality care to patients and the community.


VMG - Pediatric Gastroenterology

140 East Ridgewood Avenue
Suite N480
Paramus, NJ 07652
Phone: 201-389-0815
Fax: 201-857-8770



Undergraduate - Universidad Autonoma de Centro America, Costa Rica (1989)

Medical Education - Escurla Autonoma de Ciencas Medicas, Costa Rica (1993)

Ph.D. - Medical University of South Carolina


Pediatric Gastroenterology & Nutrition, University of Southern California, Keck School of Medicine (1999-2002)

Advanced Fellow in Gastrointestinal & Biliary Endoscopy, Stanford University Hospital (2004-2005)

Internship & Residency

Pediatric Internship, MetroHealth Medical Center, Cleveland, OH (1995-1996)

Pediatric Residency, MetroHealth Medical Center, Cleveland, OH (1996-1998)

Board Certifications

American Board of Pediatrics

Pediatric Gastroenterology

Get to Know Me

What are some of the specific conditions you treat?

Gastrointestinal bleeding and vascular malformations

Eosinophilic Esophagitis

Inflammatory Bowel Disease

Chronic and Recurrent pancreatitis

Liver and Biliary diseases

What techniques or procedures do you use in your practice?

Endoscopic Ultrasound

Endoscopic Retrograde Cholangiopancreatography


Valley Medical Group providers accept the following plans.

Patient Ratings & Comments


Comments are gathered from our patient satisfaction surveys.

Dr. Quiros took the time to understand my teenage son's problem and asked multiple questions regarding the problem and also to get to know him personally. Extremely professional and personable.
Dr Quiros couldn't have treated my daughter any better in all ways!
Dr Quiros is always amazing with my daughter. He takes the time to talk to her as a teenager first and then they talk medical concerns and problems. She always comments how much she likes Dr Quiros when she sees him
Dr. Quiros is a very thoughtful and thorough practitioner. [...]
I'm satisfied with Dr. Quiros'a care. He is always so kind and personable too. I also like that he tells me the next steps.