Jeffrey B. King
Jeffrey B. King, MD, is a gastroenterologist at National Jewish Health. Dr. King serves as Chief of the Division of Gastroenterology.
Chief, Division of Gastroenterology
Medical Director, GI Procedures Unit
Associate Professor
Department of Medicine
Previously a 5280 Top Doctor (1 year)

Special Interests

Colon cancer prevention, hereditary colorectal cancer syndromes, celiac disease, eosinophilic esophagitis, motility disorders, pelvic floor dysfunction, inflammatory bowel disease, functional GI disorders/irritable bowel syndrome, gastroesophageal reflux disease, Barrett's esophagus, fatty liver disease, viral hepatitis, alcoholic liver disease.


University of Massachusetts Medical School,
Duke University,
Boston University Medical Center, Chief Resident
Boston University Medical Center,
University of North Carolina at Chapel Hill,

Awards & Recognition

2014: UNC Award for Excellence in Clinical Gastroenterology
2012: Ad Hoc reviewer for American Journal of Physiology - Gastrointestinal and Liver Physiology

Board Certification

2008: Internal Medicine

Professional Memberships

American Gastroenterological Association
American Society for Gastrointestinal Endoscopy


King JB, von Furstenberg RJ, Smith BJ, McNaughton KK, Galanko JA, Henning SJ. CD24 can be used to isolate Lgr5+ putative colonic epithelial stem cells in mice. Am J Physiol Gastrointest Liver Physiol. 303(4): G442-52, 2012.

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Contact Information

  • Office: 877.225.5654
  • Fax: 303.270.2839



  • National Jewish Health Main Campus
    1400 Jackson St.
    Denver, CO 80206

Patient Ratings

The Patient Rating score is an average of all responses to care provider related questions on our independent rating system, the Press Ganey Patient Satisfaction Survey. This survey is about the patient care experience and does not address crucial characteristics like medical decision-making, prescribing the best therapy, and patient outcomes.

Responses are measured on a scale of 1 to 5, with 5 being the best score. Learn more about our patient satisfaction survey.

Provider showed concern


Spoke using clear language

Provider explained things clearly

Amount of time spent with you

Provider included you in decisions

Confidence in your doctor

Likelihood of recommending this provider


Comments are collected in our Press Ganey Patient Satisfaction Surveys. Patients are de-identified to protect confidentiality and patient privacy. Learn more about our patient satisfaction survey.

National Jewish Health PatientJune, 2019
This provider was the one that was provided to me. He gave me information about an upcoming procedure that he recommends. He helped me see that this procedure can benefit me going forward with better health.

National Jewish Health PatientJune, 2019
*Dr. King spent more time in explanation and questions then any other physician has. He answered all questions thoroughly.

National Jewish Health PatientApril, 2019
Thank you!

National Jewish Health PatientApril, 2019
One of a kind *Dr. King, I wish he could be duplicated.

National Jewish Health PatientMarch, 2019
Dr. King was very caring, understanding and explained everything in a way I could understand.

National Jewish Health PatientMarch, 2019
I love *Dr. King! He has gone above and beyond for me, and he truly wants me to get better. He is a wonderful physician!

National Jewish Health PatientFebruary, 2019
Am very pleased with all my providers at NJ. [Unrelated].

National Jewish Health PatientJanuary, 2019
Very good experience.

National Jewish Health PatientDecember, 2018
Amazing experience with Dr. King! He spent more time with me than any other specialist. He made me feel comfortable and heard all while giving me a game plan on improving my functional issues. He also followed up with me on the same evening after hours to put my mind at ease about a past CT scan that I had questions about. Absolutely the best experience I have with a specialist! Thank you!

National Jewish Health PatientDecember, 2018
*Dr. King is knowledgeable, spends time, truly cares & explains. Great doctor.

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