Skip to content
Welcome to Arrowhead Gastroenterology Associates a division of AGA
    Home

    Forms

    Attachments:
    File File size
    Download this file (AGA HIPPA.pdf)Patient Privacy Notice 87 Kb
    Download this file (AGA PATIENT HISTORY QUESTIONNAIRE.pdf)Patinet History Questionaire 151 Kb
    Download this file (AGA Patient Registration Form.pdf)Patient Registration 84 Kb
    Related articles
    Our Providers 0
    Anthony Merrill, DO
    Dr. Anthony Merrill is a fourth generation Arizonan and is proud to have done
    Our Providers 0
    Vikram Singh , MD
    Dr. Vikram Singh joined Arrowhead Gastroenterology in 2009 after finsihing fellowship at the University
    Procedural 6
    Percutaneous Endoscopic Gastromy (PEG)
    PEG PEG stands for percutaneous endoscopic gastrostomy, a procedure in which a flexible feeding tube
    Procedural 0
    Small Bowel Capsule Endoscopy
    Capsule Endoscopy Capsule Endoscopy lets your doctor examine the lining of the middle part
    Our Providers 0
    Enrique Valdivia, MD
    Dr. Enrique Valdivia is orginally from Peru where he completed his medical degree at
    Diets 1
    Gastroparesis Diet
    Gastroparesis is the medical term for delayed stomach emptying. During the process of digestion,
    Diets
    • 2gm Na diet
    • Gastroparesis Diet
    • GERD
    • Gluten Free
    • High Fiber Diet
    • Polyp Prevention
    Our Providers
    • Anthony Merrill, DO
    • Enrique Valdivia, MD
    • Sukhdeep Padda, MD
    • Vikram Singh , MD
    Patient Services
    • Upper Endoscopy (EGD)
    • Colonoscopy
    • Endoscopic Retrograde Cholangiopancreatography (ERCP)
    • Endoscopic Ultrasound (EUS)
    • Small Bowel Capsule Endoscopy
    • Percutaneous Endoscopic Gastromy (PEG)
    • Consultative
    © 2026 Welcome to Arrowhead Gastroenterology Associates a division of AGA
    This website uses cookies to ensure you get the best experience on our website. By continuing to browse this website, you declare to accept the use of cookies.