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About

Texas Digestive Disease Consultants (TDDC) is a large private gastroenterology group founded in 1995, headquartered in Southlake, TX, with a broad presence in Texas and Louisiana and a national footprint. They offer comprehensive GI care across the esophagus, stomach, small intestine, colon/rectum, gallbladder, pancreas, and liver, plus pediatric GI services and clinical research opportunities. Key points relevant to Pflugerville, TX: - TDDC operates at multiple Texas locations, primarily in Dallas–Fort Worth, Houston, San Antonio, Austin, Lubbock, Amarillo, Beaumont, San Marcos, and New Braunfels; Baton Rouge and Thibodaux in Louisiana. Pflugerville-specific location is not listed among their existing office addresses. - Headquarters: 505 S Nolen Drive, Southlake, TX; other Texas offices include Plano and Southlake. - Services include routine GI consults, evaluation of abdominal pain, acid reflux, anorectal disorders (e.g., fissures), and advanced GI testing. If you’re seeking a Pflugerville-area option, TDDC might route you to the nearest listed Texas office (Plano or Southlake) or related Austin-area facilities, but a dedicated Pflugerville office is not shown in the current listing. For exact scheduling or local availability, contact their main line at 1-972-943-8440 / 972-573-8242 or visit tddctx.com.

Clinic Type

Gastroenterology

Address

1601 E. Pflugerville Pkwy Bldg 1 Ste 1203, Pflugerville, TX 78759

Phone

512-341-0900

Email

communications@gialliance.com

Opening Hours

Monday – Friday 8:00AM – 5:00PM

Telehealth

Televisit available

Emergency Care

If you are experiencing a medical emergency, please call 9-1-1.

Services Offered

  • Gastroenterology
  • Gastroenterology services
  • Endoscopy
  • Colonoscopy
  • Capsule endoscopy
  • ERCP
  • EUS
  • Anorectal manometry
  • Infusion therapy
  • Fibroscan
  • Sphincterotomy
  • Esophageal dilation
  • Esophageal manometry
  • Feeding tube insertion (PEG)
  • Colorectal surgery
  • Colorectal cancer screening
  • Colorectal cancer prevention
  • Televisit
  • Research programs
  • Clinical trials
  • Patient reviews
  • Educational resources
  • Blog

Technology & Equipment

  • Endoscopy
  • Colonoscopy
  • Capsule endoscopy
  • ERCP
  • Endoscopic ultrasound (EUS)
  • Anorectal manometry
  • Fibroscan
  • PEG feeding tube insertion
  • Sphincterotomy
  • Esophageal dilation
  • Esophageal manometry

Team

  • Ryan Cho, MD — Gastroenterologist
  • Lilah Mansour, MD — Gastroenterologist
  • Ramesh Srinivasan, MD — Gastroenterologist
  • Angelique Geronimo, NP — N.P.

Insurance & Payment

Phone scheduling, Online appointment request, Message Us button for contact (within 48 hours)

Languages Spoken

  • English

Pricing

  • Office visit pricing not listed

Current Offers

New patient special offers

FAQs

How can I schedule an appointment?

Call 512-341-0900 or use the Message Us button for a reply within 48 hours.

Request An Appointment

To schedule an appointment, please call 512-341-0900 or click the “Message Us” button located at the bottom right corner of your screen and a member of our team will contact you within 48 hours.

Social Media

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Yelp: 2.5 out of 5 stars (22 reviews)

Patients praise

  • knowledgeable and professional physicians
  • friendly and helpful staff (in some locations)
  • thorough explanations of procedures

Common complaints

  • billing and insurance disputes
  • difficulties with office communication and returning calls
  • concerns regarding appointment cancellations and office policies

"Seems like from the reviews there is an issue with the billing department. Even my insurance said they should have just billed me later since insurance covers the procedure 100% which doesn't apply to the $400 copay. They then try to charge me $690 all together."

Yelp Review

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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