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About

Gastroenterology Associates of Tidewater (GATGI) is a private gastroenterology practice serving Chesapeake and Virginia Beach, VA. Key details: - Locations: two offices in Chesapeake, VA (Gainsborough Square Suite 200 and another Chesapeake address; both in the VA Beach/Chesapeake area) - Focus: specialized gastroenterology care with compassionate, high-quality services - Size & finances: about 14 employees; approximately $39.4M annual revenue - Leadership: Medical Director Felix Tiongco - Contact: 757-547-0145 / 757-547-0798; contact@gatgi.com - Online presence: gatgi.com; Google/LinkedIn profiles; strong web traffic and low bounce rate - Notable context: privately held, provider of gastroenterology services in the Tidewater region If you’re seeking premier GI care in VA Beach or Chesapeake, GATGI offers dedicated gastroenterology services from a local, physician-led team.

Clinic Type

Gastroenterology (multi-location group)

Address

661 Independence Parkway Suite 120 Chesapeake, VA 23320; 5701 Cleveland Street Suite 100 Virginia Beach, VA 23462

Phone

(757) 547-0798

Email

hello@gotechark.com

Opening Hours

Not published — contact the clinic to confirm hours.

Telehealth

Yes (telemedicine/Patient Portal)

Services Offered

  • Gastroenterology
  • Colorectal health care
  • Preventive care
  • Colonoscopy
  • Open Access Colonoscopy Screening
  • Physician referrals
  • Online appointment scheduling
  • Prescription refills
  • Secure messaging via Patient Portal
  • Clinical research (GI)

Technology & Equipment

  • State-of-the-art medical equipment

Team

  • Dr. Felix Tiongco, Board-certified gastroenterologist — Gastroenterologist
  • Dr. Shoba Mendu, Board-certified gastroenterologist — Gastroenterologist

Insurance & Payment

Online patient portal for appointments and refills

Languages Spoken

FAQs

What is Open Access Colonoscopy Screening?

Scheduling a colonoscopy without a prior consultation for eligible patients.

How can I refer a patient?

Learn about physician referrals to streamline care.

What services does the practice provide?

Gastroenterology care including colonoscopy, hepatology treatment options, and other GI services.

How can I schedule an appointment?

Patients can schedule via the Patient Portal or by calling the main phone number.

Is there an Open Access colonoscopy program?

Yes, Open Access colonoscopy screening allows booking without prior consultation for eligible patients.

Do you offer online services for appointments and prescriptions?

Yes, through the Patient Portal for appointments, prescription refills, and viewing test results.

Where are the clinics located?

Chesapeake and Virginia Beach locations with addresses listed above.

How can referrals be made?

Physician referrals process is described on their site.

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Birdeye (for Gastroenterology, Ltd. of Virginia Beach): 2.7 stars (77 reviews)
  • Birdeye (for Capital Digestive Care, VA Beach): 4.8 stars (1,385 reviews)
  • Birdeye (for Dr. Felix P. Tiongco, MD): 4.9 stars (289 reviews)

Patients praise

  • Professional, kind, and attentive nursing staff
  • Physicians who listen to patient concerns and avoid rushing appointments
  • Effective bedside manner during procedures
  • Clear communication of treatment plans and procedure steps

Common complaints

  • Lack of follow-up on medical symptoms and tests
  • Poor communication between staff and patients
  • Clinical concerns regarding procedure (e.g., IV placement)
  • Feeling dismissed by providers

"The nurses there are insanely nice and personable, the doctor was nice. It’s clean, quick and efficient."

Birdeye Review (Capital Digestive Care)

"My wife was a patient... watch her suffer not just from worsening medical symptoms, but from being completely dismissed by the doctors who should have helped her."

Birdeye/Healthgrades Review (Gastroenterology, Ltd. of Virginia Beach)

"Dr. Tiongco was very patient and listened to all my concerns. He explained everything to me and our plan of action."

Birdeye Review (Dr. Felix P. Tiongco)

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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