1.9K Reviews    |    4.7 Star Rating    |    20+ years of experience    |    72k+ Patients Treated
Dr Bharat Pothuri

Dr. Nghia Nguyen

Board-Certified Gastroenterologist

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Texas Medical Board
Harris County Medical Society
American College of Gastroenterology
American Society for Gastrointestinal Endoscopy
Memorial hermann
Houston Methodist leading Medicine
HCA Houston Healthcare

About

Dr. Nghia Nguyen, DO, is a compassionate and board-certified gastroenterologist providing advanced digestive care in the Greater Houston area. With a focus on personalized, patient-centered treatment, Dr. Nguyen brings both skill and empathy to every appointment.

He earned his medical degree from the Texas College of Osteopathic Medicine and completed his residency in Internal Medicine at the University of Texas at Rio Grande Valley. Dr. Nguyen then pursued a fellowship in Gastroenterology at the same institution, where he gained extensive training in diagnosing and managing a wide range of GI conditions.

Dr. Nguyen’s expertise includes the treatment of acid reflux, irritable bowel syndrome (IBS), inflammatory bowel disease (IBD), colorectal cancer screening, liver disorders, and more. His calm, communicative style ensures that patients feel heard and respected throughout their care journey.

Outside of his practice, Dr. Nguyen enjoys giving back to the community and spending time with his family. Fluent in both Vietnamese and English, he is proud to serve Houston’s diverse population with cultural sensitivity and clinical excellence.

Profile
Position Gastroenterologist
Graduate Education Texas College of Osteopathic Medicine
Residency University of Texas at Rio Grande Valley
Internal Medicine
Fellowship University of Texas Medical Branch
Gastroenterology
Years in Practice 2
Languages Spoken Vietnamese and English
Email gastrodoxsstaff@gmail.com
Phone +1 832-632-4070

At GastroDoxs, we offer advanced care for all digestive and liver conditions, with a focus on patient education and long-term wellness. Located in Cypress and surrounding areas, our clinic provides comprehensive diagnostic tools, compassionate service, and personalized care for each patient we serve.

Conditions Treated by Dr Nghia Nguyen

Alcoholic Liver Disease

Alcoholic

Houston Specialist alcoholic liver disease treatment: Doctor Nghia Nguyen in GastroDoxs offers a special approach, nutrition, and liver treatment.

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Alpha 1 Anti Trypsin Deficiency

Alpha

Alpha-1 Anti-Trypsin Deficiency patient education in Houston under Dr. Nghia Nguyen: diagnosis, augmentation-therapy, healthy lifestyle with healthy lungs and liver.

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Ampullary Adenoma

Ampullary

GastroDoxs has Dr. Nghia Nguyen, who provides professional diagnosis of amputary adenoma and minimally invasive endoscopic therapy against cancer progression in Houston.

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Ampullary Adenomacarcinoma

Ampullary

Find another form of expert amputation diagnosis and treatment in Houston with GastroDoxs Dr. Nghia Nguyen. Care focused on the patient in a humane way that is less invasive.

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Anal Fissures

Anal

In Houston, the anal fissure treatment of a patient by Dr. Nghia Nguyen of GastroDoxs: individualized treatment, diets, Botox, simple surgery, which heals painlessly.

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Anemia

Anemia

Expert anemia care in Houston by Dr. Nghia Nguyen at GastroDoxs: IV iron, transfusions, personalized treatment plans for iron deficiency.

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Angiodysplasia

Angiodysplasia

Expert personalized angiodysplasia treatment in Houston by Dr. Nghia Nguyen at GastroDoxs. Stop bleeding, restore iron, schedule your appointment now.

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Angioectasias

Angioectasias

Visit GastroDoxs in Houston for expert care and evaluation of angioectasias. Trusted specialists in digestive and vascular GI health.

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Annular Pancreas

Annular

Get specialized care for annular pancreas at GastroDoxs in Houston. Expert GI team focused on accurate diagnosis and personalized support.

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Anorexia

Anorexia

Get compassionate, expert evaluation for anorexia at GastroDoxs in Houston. Personalized care focused on digestive wellness and nutritional health.

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Appendicitis

Appendicitis

Trust GastroDoxs in Houston for fast, expert evaluation of appendicitis. Get personalized digestive care from experienced GI specialists.

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Ascites

Ascites

Expert ascites treatment in Houston with board-certified Dr. Nghia Nguyen at GastroDoxs - personalized care, diet, diuretics, imaging & procedures.

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Frequently Asked Questions

What is Dr. Nghia Nguyen’s medical background?

Dr. Nghia Nguyen, DO, is a board-certified gastroenterologist who completed his medical degree at Texas College of Osteopathic Medicine. He trained in Internal Medicine and completed his Gastroenterology fellowship at the University of Texas at Rio Grande Valley.

What conditions does Dr. Nghia Nguyen treat?

Dr. Nguyen treats a broad range of digestive conditions including acid reflux (GERD), IBS, Crohn’s disease, ulcerative colitis, liver disease, colorectal polyps, and dysphagia.

What procedures does Dr. Nghia Nguyen perform?

He performs colonoscopy, upper endoscopy (EGD), polyp removal, capsule endoscopy, and other diagnostic and therapeutic GI procedures to evaluate and treat digestive disorders.

Is Dr. Nguyen accepting new patients?

Yes, Dr. Nguyen is currently accepting new patients at the GastroDoxs Cypress location. Appointments can be booked online or by calling the office directly.

Does Dr. Nguyen accept insurance?

Yes, Dr. Nguyen accepts most major insurance plans. We recommend contacting our office or your insurance provider to confirm coverage before your visit.

Where is Dr. Nguyen seeing patients?

Dr. Nguyen sees patients at GastroDoxs in Cypress, TX. The clinic provides advanced care for digestive and liver conditions in a convenient and compassionate setting.

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