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 at Rio Grande Valley
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

Abdominal Distension

Abdominal

Expert abdominal distension care in Houston with Dr. Nghia Nguyen at GastroDoxs. Personalized diagnosis, treatment, diet plans for bloating relief.

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Abdominal Pain

Abdominal

Get expert care for abdominal pain at GastroDoxs in Houston. Book today for fast relief and personalized digestive health support.

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Abnormal CT of the GI Tract

Abnormal

Get expert abnormal CT GI tract evaluation and personalized treatment by Dr. Nghia Nguyen at GastroDoxs Houston—diagnosis, diet, medications, endoscopy.

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Abnormal Liver Function Studies (Lfts)

Abnormal

Explore vital liver health resources, support, research, and patient guidance on the American Liver Foundation website. Learn prevention, treatment tips.

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Abnormal Results of Liver Function Studies

Abnormal

Expert gastroenterologist Dr. Nghia Nguyen in Houston offers specialized diagnosis and treatment for abnormal liver function tests. Call GastroDoxs today.

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Abnormal Weight Loss

Abnormal

Houston's Dr. Nghia Nguyen at GastroDoxs specializes in diagnosing and treating abnormal weight loss (ICD-10 R63.4) with expert personalized plans.

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Acid Reflux

Acid

Expert acid reflux and GERD care in Houston with Dr. Nghia Nguyen. Personalized treatment plans, minimally invasive procedures, advanced diagnostics.

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Acute Anemia Due to Blood Loss

Acute

Expert acute anemia blood loss care in Houston with Dr. Nghia Nguyen: diagnosis, bleeding management, endoscopy, iron therapy, personalized treatment.

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Acute Pancreatitis

Acute

Overcome morbid obesity in Houston at GastroDoxs: trusted, safe personalized diets, medication, and minimally invasive procedures for lasting weight loss.

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Acute Posthemorrhagic Anemia

Acute

Get expert evaluation for acute posthemorrhagic anemia at GastroDoxs in Houston. Trusted GI care focused on fast diagnosis and recovery support.

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Adenocarcinoma

Adenocarcinoma

Expert adenocarcinoma care in Houston by board-certified Dr. Nghia Nguyen. Compassionate specialized lung and colon cancer diagnosis, treatment, and support.

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Adenoma

Adenoma

Expert adenoma diagnosis and treatment in Houston with Dr. Nghia Nguyen at GastroDoxs. Colonoscopy, hormone testing, minimally invasive personalized care.

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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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