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Welcome to Our Practice

Comprehensive Digestive Institute of Nevada’s patients will receive the highest quality digestive care. Our gastroenterology experts have outstanding clinical expertise, board certifications, academic backgrounds, international recognition, as well as a compassionate approach.  They are sought out as trusted and reliable professionals throughout the regional medical community.

CDIN is dedicated to providing exceptional, personalized, and empathetic patient care in every way—from consultations, testing, care plan, procedures, to continual care as needed.

We continue to develop and enhance methods to improve each patient’s experience. Along with our highly experienced physicians, our staff also works diligently to maintain the highest standards for trusted medical care and patient satisfaction. Some of our services include colonoscopy, endoscopy, treating abdominal pain, and treating diarrhea and constipation

Your digestive health is our Top Priority!

Meet the Doctors

  • Tarek Ammar, MD

    Tarek Ammar, M.D. was the former Chief of Gastroenterology at University Medical Center of Southern Nevada and the Director of Endoscopy at the University of Nevada Las Vegas.

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  • Gary Chen, MD

    Gary Chen, M.D. is an expert in the care of gastroenterology and is well-versed on the latest treatments and advances in endoscopic technology.

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  • Vijay Jayaraman, MD

    Dr. Vijay Jayaraman is one of the few formally trained therapeutic endoscopists practicing in Southern Nevada.

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  • Christian Stone, MD, MPH

    Christian Diaz Stone is an academic gastroenterologist practicing in Las Vegas, NV, since 2009.

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  • Andrew Kim, MD

    Dr. Andrew I. Kim is a gastroenterologist who is certified by the American Board of Internal Medicine.

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  • John Ryan, MD

    Dr. Ryan is a Board-Certified Gastroenterologist specializing in the treatment of intestinal and liver diseases.

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  • Syed Abdul Basit, MD

    Syed Abdul Basit, MD took a longer route towards the field of gastroenterology. He actually started his medical career as a pediatrician in Pakistan.

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  • David Shih, MD, PhD

    David Quan Shih, MD, PhD, FACP joined CDIN from the prestigious Cedars-Sinai Medical Center in Los Angeles.

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  • Matthew Glover, M.D.

    Matthew Glover joined the Comprehensive Digestive Institute of Nevada in 2021 after completion of a gastroenterology fellowship at Washington University in St. Louis Missouri.

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  • Gayatri Vengayil, M.D.

    Dr. Gayatri Vengayil joined CDIN in 2022. She completed her internship at the Medical College of Wisconsin Affiliated Hospitals in Milwaukee, Wisconsin and Internal Medical Residency from HCA Sunrise GME consortium.

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  • Muthena Maklad, MD

    Dr. Muthena Maklad is dedicated to providing excellent digestive care to Nevadas. Dr. Muthena completed his internal medicine training at the University of Nevada Reno School of Medicine and served as the Chief Resident.

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  • Sang Lee, MD

    Dr. Sang Lee is a board-certified Gastroenterologist with nearly two decades of clinical and academic experience. Dr. Lee's extensive experience includes serving as a Gastroenterologist and Director of Endoscopy at the Mount Sinai Health System.

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  • Jacquelyn V. Daneshforouz, PA-C

    Jacquelyn V. Daneshforouz, PA-C is a certified Physician Assistant with extensive experience in critical care and gastroenterology.

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  • Mirela Popovic, APRN, FNP-BC

    Mirela Popovic is a certified advanced practice registered nurse with extensive experience and expertise in gastroenterology. Mirela was born in Sarajevo, Bosnia, and grew up in Las Vegas.

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  • Latoya Bailey, APRN, FNP-BC

    Latoya is a Board Certified Nurse Practitioner with nearly a decade of experience as a Registered Nurse before transitioning her career Latoya's background includes working in pediatric emergency and perioperative services.

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  • Yingmei Lee, APRN, FNP-C

    Ms. Lee graduated from Touro University Nevada, specializing in the Family Nurse Practitioner program. Ms. Lee has had extensive nursing experience at Dignity Health St. Rose Hospital med-surg unit.

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  • Mailo Brantner, DNP

    Mailo Brantner is a Doctor of Nursing Practice who specializes in general gastroenterology care with a strong focus on colorectal cancer screening and prevention. She began her nursing career after earning her Bachelor of Science in Nursing from The College of St. Catherine in Saint Paul, Minnesota, and gained experience in oncology. 

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TESTIMONIALS

  • "I'm finally able to enjoy exotic foods with the people I love."
    STEPHANIE DE LEON

FEATURED ARTICLES

Read about helpful topics

  • Understanding Upper Endoscopy

    What is upper endoscopy? Upper endoscopy lets your doctor examine the lining of the upper part of your gastrointestinal tract, which includes the esophagus, stomach and duodenum (first portion of the small intestine). Your doctor will use a thin, flexible tube called an endoscope, which has its own ...

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  • Understanding Ulcerative Colitis

    What is ulcerative colitis? Ulcerative colitis (UC) is an inflammatory bowel disease (IBD) that causes inflammation and ulcers in the large intestine. Crohn’s disease is another form of IBD that can affect the entire gastrointestinal tract or gut, extending from the esophagus to the anus. Who gets ...

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  • Understanding Polyps and Their Treatment

    What is a colon polyp? Polyps are benign growths (noncancerous tumors or neoplasms) involving the lining of the bowel. They can occur in several locations in the gastrointestinal tract but are most common in the colon. They vary in size from less than a quarter of an inch to several inches in diameter. ...

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  • Understanding Percutaneous Endoscopic Gastrostomy (PEG)

    What is a PEG? Gastroenterologists use percutaneous endoscopic gastrostomy (PEG) to surgically insert a feeding tube (often called a PEG tube) into a patient’s stomach — bypassing the mouth and esophagus — so the patient can get the needed nutrients and fluids. The amount of time a patient needs ...

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  • Understanding Irritable Bowel Syndrome with Diarrhea (IBS-D)

    Irritable bowel syndrome (IBS) is a common gastrointestinal disorder that is estimated to affect between 25 and 45 million people in the United States, and about 5–10% of the population worldwide. IBS symptoms include abdominal pain or discomfort, bloating and changes in stool frequency and/or appearance. IBS-D ...

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  • Understanding Gastroesophageal Reflux Disease

    What is Gastroesophageal Reflux Disease (GERD)? Gastroesophageal reflux disease (GERD), sometimes simply called reflux, is a condition where acidic stomach contents flow back from the stomach into the food pipe (esophagus). This can happen when the muscular valve between the stomach and the esophagus ...

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OUR LOCATIONS

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HOURS OF OPERATIONS

Our Regular Schedule

Southwest Las Vegas Office

Monday:

8:00 am-5:00 pm

Tuesday:

8:00 am-5:00 pm

Wednesday:

8:00 am-5:00 pm

Thursday:

8:00 am-5:00 pm

Friday:

8:00 am-5:00 pm

Saturday:

Closed

Sunday:

Closed

Henderson Office

Monday:

8:00 am-5:00 pm

Tuesday:

8:00 am-5:00 pm

Wednesday:

8:00 am-5:00 pm

Thursday:

8:00 am-5:00 pm

Friday:

8:00 am-5:00 pm

Saturday:

Closed

Sunday:

Closed

Northwest Las Vegas Office

Monday:

8:00 am-5:00 pm

Tuesday:

8:00 am-5:00 pm

Wednesday:

8:00 am-5:00 pm

Thursday:

8:00 am-5:00 pm

Friday:

8:00 am-5:00 pm

Saturday:

Closed

Sunday:

Closed