We are Committed to Providing the Care You Need, When You Need It

With Dallas Medical Physician Group, the care you need is never far away.

Gastroenterology, Hepatology & Colorectal Services

Meet Our Dallas Physicians

  • Wyn Nguyen, MD
  • Pervaiz Rahman, MD

Dallas Medical Physician Group specializes in the diagnosis and treatment of diseases of the colon and rectum, hepatobiliary disorders, and gastrointestinal conditions. Our physicians provide a comprehensive range of surgical and non-surgical services and treatment, offering highly advanced diagnostic and therapeutic services for patients.

General Gastroenterology

Our gastroenterologists can provide diagnosis, treatment, and care for general gastro diseases. This can include management of gastrointestinal tract diseases. We can provide treatment for medical conditions within the esophagus, stomach, small intestine, pancreas, colon and rectum, gallbladder, bile ducts, and liver. Our physicians have a detailed understanding of gastrointestinal organs, equipping us to provide informed and qualified care.


Dallas Medical Physician Group offers care for various hepatology-related conditions, including viral, autoimmune, and metabolic diseases within the liver. We are highly experienced in handling a wide range of liver diseases and disorders, including jaundice, alcohol liver diseases, hepatitis, portal hypertension, cirrhosis, and cancer of the liver. Our hepatologist works closely with our patients to develop treatment plans that meet their current and future health needs.

Colorectal Surgery & Cancer Screening

We can provide care and screening for various colon and rectal disorders, such as colorectal cancer, rectal cancer, Irritable Bowel Syndrome, anal fissures, internal or external hemorrhoids, polyps, colitis, and diverticular diseases. Many of these common diseases can be prevented or effectively treated when patients seek prompt and regular medical care. We can also perform colorectal surgery to address these various conditions.

Our physician may recommend any of the following procedures:

  • Colectomy
  • Ileostomy
  • Strictureplasty
  • Hemorrhoidectomy
  • Anoplasty
  • Polypectomy

If you are concerned over a family member have colon cancer and would like to schedule a colonoscopy, our physicians are prepared to address your medical needs.

Services Offered by the Dallas Medical Physician Group

We are committed to the well-being of our patients and are dedicated to treating:

  • Anal Cancer
  • Anal Fissure
  • Anal Rectal Disease
  • Bile Duct Disorders
  • Bowel Incontinence
  • Colon and Rectal Cancer
  • Constipation
  • Crohn's Disease
  • Cirrhosis / Chronic Liver Disease
  • Diverticular Disease
  • Hemorrhoids
  • Hepatitis
  • Irritable Bowel Syndrome
  • Jaundice
  • Liver Cancer
  • Metabolic and Genetic Liver Disease
  • Pancreatitis
  • Pelvic Floor Disorders
  • Pelvic Floor Dysfunction
  • Pilonidal Disease
  • Polyps of the Colon and Rectum
  • Rectal Prolapsed
  • Rectocele
  • Ulcerative Colitis

Our physicians are qualified to treat all other diseases and conditions related to the liver and general gastroenterology.

To schedule an appointment with a Dallas specialist, click here!

Medical Group Locations

Dallas Cardiovascular Center
1 Medical Parkway, Suite 103
Dallas, TX 75234
(972) 488-9656
9 Medical Parkway, Suite 207
Dallas, TX 75234
(972) 488-9656
Dallas Medical Physician Group
7 Medical Parkway
Dallas, TX 75234
(972) 888-7260
Cardiothoracic and Vascular
9 Medical Parkway, Suite 210
Dallas, TX 75234
(972) 888-4500
Colorectal Specialist
9 Medical Parkway, Suite 308
Dallas, TX 75234
(972) 918-9500

(972) 888-7028

9 Medical Parkway
Dallas, TX 75234

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