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Get the best gastrointestinal care.

Our board-certified gastroenterologists are experts in diagnosing and treating diseases of the colon, esophagus, intestines, liver, pancreas and more.

  • Colon cancer screening
  • Colonoscopies & endoscopies
  • Leading-edge tests & treatments
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Our gastroenterologists are leaders in digestive health.

Our gastroenterology program is one of the best in Colorado. Our specialists treat common and rare gastrointestinal disorders such as acid reflux (GERD), colon cancer, diverticulitis, esophagitis, irritable bowel disease, pancreatitis and other digestive diseases.

Our gastroenterologists also have some of the best colon cancer screening rates in Denver. They are skilled at finding and removing colon polyps before they become cancerous.  

Gastrointestinal Treatment

Gastrointestinal Treatment

Learn more about treatments for gastrointestinal disorders.

Insurance Information

Insurance Information

See if your insurance is accepted and get your questions answered.

Trust your digestive health to the best gastroenterologists in Denver.

US News Best Hospitals award

Comprehensive care for you:

Leading-edge diagnostic tests and procedures

Leading-edge diagnostic tests and procedures

Care team who listens to your concerns

Care team who listens to your concerns

Customized treatment plan that meets your needs

Customized treatment plan that meets your needs

Access to the latest proven treatments

Access to the latest proven treatments

Get matched with a doctor

Our gastroenterologists treat all digestive disorders common and rare.

Derek Abbott

Derek Abbott, MD, PhD

Derek Abbott, M.D, Ph.D. is a professor at National Jewish Health. Dr. Abbott serves as Chair of the Department of Immunology and Genomic Medicine.
Sofi Abraham Photo

Sofi Abraham, NP

Sofi Abraham is a nurse practitioner who treats all cancers in adults, including breast, colorectal, lung, leukemia, lymphoma and multiple myeloma.
Rafeul Alam, MD, PhD headshot

Rafeul Alam, MD, PhD

Dr. Rafeul Alam is a fellowship-trained allergist & immunologist. He treats allergies, asthma & immune disorders. He also serves as chair of the A/I Division.
Vivianne Allsop, MD

Vivianne Allsop, MD

Dr. Vivianne Allsop is a fellowship-trained rheumatologist who treats a broad range of rheumatologic conditions, including lupus, Sjögren’s syndrome and systemic sclerosis.
Mark S. Aloia, PhD

Mark S. Aloia, PhD

Mark S. Aloia, PhD, is a research psychologist at National Jewish Health. His research is focused on sleep apnea and insomnia.
Scott Alper photo

Scott Alper, PhD

Scott Alper, PhD, is a researcher at National Jewish Health. Dr. Alper is in the Department of Immunology and Genomic Medicine and Center of Genes, Environment & Health.
Ankie Amos

Ankie Amos, MD, FACC

Dr. Ankie Amos is a fellowship-trained cardiologist who has advanced training as a heart failure specialist.
Kathleen Anderson, PT, DPT headshot

Kathleen Anderson, PT, DPT

Kathleen Anderson is a physical therapist who treats patients in pulmonary and vestibular rehabilitation and those needing general physical therapy.
Arash Babaei, MD

Arash Babaei, MD

Dr. Arash Babaei is a fellowship-trained, gastroenterologist who treats esophageal disorders, diverticulosis and diverticulitis.
Delaney Bacon

Delaney Bacon, PA-C

Delaney Bacon, PA-C, is a Physician Assistant at National Jewish Health. Delaney Bacon is in the Division of Neurology, Department of Medicine.