Gastroenterology - Find a Doctor | McAllen Medical Center

Gastroenterology • Edinburg, TX

Home/Edinburg/Gastroenterology/Gastroenterology - Find a Doctor | McAllen Medical Center

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Clinic Type

Gastroenterology

Address

1200 East Ridge Road, Suite 5, McAllen, TX 78503

Phone

956-661-9300

Email

MCALLENCivilRights@uhsrgv.com

Opening Hours

Not published — contact the clinic to confirm hours.

Website

https://doctors.southtexashealthsystemmcallen.com/specialty/Gastroenterology?page=1

Services Offered

Gastroenterology

Team

Ralph Alhalel, Gastroenterology — MD
Sandeep T Samuel, Gastroenterology — MD
Kondapavuluru V Chowdary, Gastroenterology — MD
Theodore G Pettle, Gastroenterology — MD
Nghia D Nguyen, Gastroenterology — DO
Juan J Castano, Gastroenterology — MD
Ingrid M Chacon, Gastroenterology — MD
Brian P Rutledge, Gastroenterology — MD

Insurance & Payment

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Languages Spoken

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Photos

What Patients Say

Overall sentiment across review platforms: mixed

WebMD: 4.5 out of 5 (18 ratings)
WebMD: 4.5 out of 5 (16 ratings)
Vitals: 2.3 out of 5 (3 ratings)
WebMD: 3.0 out of 5 (8 ratings)
Vitals: 4.0 out of 5

Patients praise

Physicians described as knowledgeable, expert, and professional
Positive patient outcomes with endoscopic procedures (e.g., colonoscopies)
Compassionate and attentive bedside manner for some doctors
Effective communication and explanation of conditions and treatments by specific providers

Common complaints

Long waiting times in office and waiting rooms
Inconsistent communication regarding appointments and prescriptions
Reports of rude or unhelpful front office and billing staff
Occasional lack of direct physician interaction during follow-up visits
Dissatisfaction with office environment cleanliness

"I had my colonoscopy today with Dr. Badiga he is the BEST a God send angel. I was so nervous he made me feel safe and calm asked how I felt before my procedure..His team is beyond AMAZING!"

— WebMD review for Dr. Sriramachandra Badiga

"Dr. Zamir seemed to be un phased with having my elderly parents wait in the reception room for over an hour after their scheduled appointment time with no communication as to when they would be seeing him in the end."

— WebMD review for Dr. Asif Zamir

"After waiting for 1 1/2 hours a NP walked in. Gave us the results of a pathology report, minimally discussed the diagnosis & treatment plan. Problem- 1. We never saw Dr Balderas."

— Healthgrades review for Dr. Valeska Balderas

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