Gastroenterology of Greater Orlando

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Providers

Daniel Castaneda, MD, Gastroenterologist in Orange City, Lake Mary, Oviedo, Daytona, and DeLand

Daniel Castaneda, MD

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Ahmed Elbanna, DO, Gastroenterologist in Orange City, Lake Mary, Daytona, and DeLand

Ahmed Elbanna, DO

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Alakh Gulati, MD

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Vishal Gupta, MD

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Sohil Khurana, MD

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Wei “Ray” Lu, MD

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Karl Mersich, MD

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Dany Shamoun, MD

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Jennifer Sinclair, MD

Purvi Amin, PA-C

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Payne Drewelow, PA-C

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Breanna Haigh, PA-C

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Gabrielle Hilson, PA-C

Eileen Kim, PA-C

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Laurie Letizia, PA-C, GI Specialist in Orange City & Lake Mary

Laurie Letizia, PA-C

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Josephine Mannino, PA-C

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Puja Patel, PA-C

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Joelle Rankin, PA-C

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Emily Robinson, PA-C

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Katelyn Schwartz, PA-C

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Kristyn Wong, PA-C

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Richard Ferrer, APRN

Litza Hernandez-Munoz, APRN

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Priyanka Patel, APRN

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Patient-Rated Excellence in GI Care

Locations

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    Services We Provide

    Colonoscopy
    Hemorrhoid Banding
    Nutrition Counseling
    EGD – Upper GI Endoscopy
    Infusion
    Abdominal Ultrasound

    Common GI Conditions

    From minor GI complaints to chronic digestive conditions, United Digestive’s partner practices offer patients best-in-class care in safe, convenient environments with top-notch, award-winning providers.

    Celiac Disease
    Constipation
    Crohn’s and Ulcerative Colitis (IBD)
    Diarrhea
    Heartburn and Reflux Disease
    Irritable Bowel Syndrome (IBS)
    Liver Health

    View All Conditions

    In-network with most major insurance carriers.

    Our office will confirm your coverage details.

    Financial Disclosure

    Preparing for Your Appointment

    Cancellation Policy

    • Reduce your waiting time! Confirm your appointment and complete check-in via text prompt or patient portal.
    • Bring a valid photo ID and insurance card.
    • Be prepared to pay your copay at check-in.
    • Find location and parking details by visiting our location page and selecting the site of your appointment.
    • Arrive 15 minutes before your scheduled time.
    • Confirm your procedure prep instructions. Prep Questions? Contact our pharmacy partner, GiftHealth, at 833.614.2051 or care@gifthealth.com.
    • Complete the intake form sent via text or email 10-14 days before your procedure.
    • Confirm your appointment via the text prompt sent 5 days prior.
    • Find location and parking details by visiting our location page and selecting the site of your appointment.
    • Arrange for a driver to stay on-site during your procedure.
    • Arrive 1 hour before your appointment.
    • Review your confirmation email to verify appointment details.
    • Complete check-in the day of your appointment.
    • Ensure your device and internet connection meet technical requirements.
    • Join the virutal visit 15 minutes before your scheduled time.

    Dr Gulati is very thorough and pays attention to his patients. He is very caring and personable. I am very comfortable with Dr Gulati’s care!

    Maura McKay         Dr. Gulati was exceptional. He explained everything from the procedures ordered to the potential diagnoses to explore. Excellent bedside manner. Highly recommend Dr. Gulati and the office as a whole.

    Larry Moulder         "It is rare to find a healthcare professional who takes the time to ensure their patients fully understand their health and treatment options. Your detailed approach not only put us at ease but also empowered us with the knowledge to make informed decisions about our healthcare. Thank you once again for your dedication and for making our visit a reassuring and positive experience. We are grateful to have you as our doctor and feel comforted knowing we are in such capable hands."

    Millie Evans         Doctor Elbanna is hands down amazing. He did my colonoscopy and caught my colon cancer at an early stage. Put me as high priority and makes you feel seen & heard. I can’t recommend him enough!!!

    Danielle Odonnell         My first visit to the new facility. Terrific place and staff. From Dr. Gupta to every staff member first class treatment. Absolutely state of the art and staff to match

    Larry Magasano         Highly recommend Dr. Gupta. We traveled 2hrs just for my husband to treat w/ him. He listens to ur concerns & explains everything in detail. Office staff is friendly.

    Ana         Everyone is always the Very Best Here!! From the Reception to the Nurses to the OR Staff - & Doctors of course!!! Always Professional- Friendly & Caring!! Thank You for making my procedures seamless & easy!!

    Lisa Garris         Hear From Our Patients An entire care team

    dedicated to you.     View Providers Our highly trained advanced practice providers work closely with our physicians as part of an integrated care team that empowers us to deliver award-winning care, with all your appointment notes, test results, and communications
    reviewed by a physician.

    Utilize Your Patient Portal

    • Schedule or change your appointment
    • Message directly with your provider
    • Request medical records
    • Manage your medications
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    No Show / Cancellation Policy

    If you are unable to keep your appointment or procedure, please reschedule at least 48 hours in advance. Failure to do so may result in a $25 fee for a missed appointment and a $75 fee for a missed procedure.

    Si usted no puede asistir a su cita o procedimiento, por favor reprograme al menos 48 horas de antelación. No hacerlo puede resultar en una cuota de $25 para una cita perdida y una cuota de $75 para un procedimiento perdido.

     

    Are you trying to schedule a colonoscopy?

    If so, we encourage you to complete a short questionnaire to see if you qualify to skip the pre-procedure office visit.

    Begin Questionnaire

    Or Continue to Schedule Appointment