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Interventional Endoscopy Associates PLLC

Gastroenterology and Endoscopy located in Peoria, AZ & Scottsdale, AZ
Now offering Telehealth appointments

Introduction to IEA

Interventional Endoscopy Associates PLLC is the first and only practice in Arizona exclusively dedicated to the field of advanced endoscopy. With three locations in Peoria, Scottsdale, and Phoenix, Arizona, Teodor Pitea, MD, Rawad Mounzer, MD, and their team have extensive experience in managing many acute and chronic complex gastrointestinal disorders.

As a premier, advanced endoscopy practice, Interventional Endoscopy Associates PLLC provides patients with high quality complex endoscopic interventions. The team provides treatments for conditions including pancreatic cancer, acute and chronic pancreatitis, Barrett’s esophagus, large colon polyps, achalasia, esophageal cancer, Zenker's diverticulum, pancreatic duct stones, bile duct stones, and bile duct cancer. Some of the procedures they offer include endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound (EUS), endoscopic submucosal dissection (ESD), double-balloon enteroscopy, and peroral endoscopic myotomy (POEM). They offer comprehensive outpatient and inpatient care.

Dr. Pitea and Dr. Mounzer have performed thousands of advanced endoscopic procedures with outcomes that meet or surpass national benchmarks for quality in endoscopy. They have also remained active in clinical research and have published several abstracts at national conferences.

At Interventional Endoscopy Associates PLLC, the team is committed to providing patients with high-quality service through both excellence in endoscopy and personalized patient-centric care. Schedule an appointment by calling the office or booking online today.


  • How we can help you



    Dr. Pitea is one of two advanced endoscopists in the state of Arizona capable of providing expert-level endoscopic management of achalasia and other spastic esophageal motility disorders. Since 2017, Dr. Pitea has performed more than 400 Peroral Endoscopy Myotomy (POEM) procedures for patients with achalasia.

Barrett's Esophagus

Barrett’s esophagus is a condition in which the lining of the esophagus changes over time as a result of chronic reflux. This new lining carries an increased risk of progression to esophageal cancer.

Achalasia: How We Can Help

Achalasia is a rare esophageal disorder that affects the ability to swallow resulting in progressive intolerance to eating, subsequent weight loss and significant disruption in a patients quality of life. Continue reading to find out how our team can help.

Our Locations

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