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

Dr. Nghia Nguyen

Board-Certified Gastroenterologist

Schedule Now
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

Rectal Bleeding

Rectal

Rectal bleeding care at GastroDoxs Houston. Expert GI evaluation, discreet support, and personalized digestive health management you can trust.

Read More

Rectal Cancer

Rectal

Expert rectal cancer care in Houston by board-certified Dr. Nghia Nguyen at GastroDoxs. Personalized diagnosis, minimally invasive treatments, supportive team.

Read More

Rectal Polyps

Rectal

Get expert rectal polyps screening and treatment in Houston at GastroDoxs with Dr. Nghia Nguyen. Personalized care, prevention, removal today.

Read More

Rectocele

Rectocele

Expert effective rectocele treatment in Houston with Dr. Nghia Nguyen at GastroDoxs. Personalized care, minimally invasive options, improved pelvic health.

Read More

Reflux Esophagitis

Reflux

Houston's Dr. Nghia Nguyen at GastroDoxs delivers expert reflux esophagitis care with personalized diagnosis, treatment plans, advanced therapies for relief.

Read More

Schaztki's Ring

Schaztki's

Schatzki's ring care at GastroDoxs Houston. Expert GI evaluation, personalized swallowing support, and long-term digestive health management.

Read More

Sessile Serrated Lesions

Sessile

Dr. Nghia Nguyen provides advanced colonoscopy care in Houston, detecting and removing sessile serrated lesions early to prevent colon cancer.

Read More

Solitary Rectal Ulcer Syndrome

Solitary

Expert Solitary Rectal Ulcer Syndrome treatment in Houston by Dr. Nghia Nguyen. Personalized care, advanced therapy, diet guidance at GastroDoxs.

Read More

Squamous Cell Cancer

Squamous

Expert squamous cell carcinoma diagnosis and treatment in Houston with Dr. Nghia Nguyen at GastroDoxs. Early detection, personalized care plans.

Read More

Squamous Cell Carcinoma

Squamous

GastroDoxs' Dr. Nghia Nguyen delivers Houston's advanced squamous cell carcinoma care: expert diagnosis and treatment of skin, lung, esophageal cancers.

Read More

Stercoral Colitis

Stercoral

Stercoral colitis care at GastroDoxs Houston. Expert GI evaluation, personalized digestive support, and long-term colon health management.

Read More

Thrush

Thrush

Expert thrush care in Houston by Dr. Nghia Nguyen at GastroDoxs. Effective diagnosis, treatment for infants and adults. Book now.

Read More

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.

We can help

Schedule Now
Call Us