James J. Fenton
National Jewish Health South Denver
Associate Professor
Division of Pulmonary, Critical Care and Sleep Medicine
Department of Medicine
5280 Top Doctors 2016 (11th year)
Best Doctors in America® 2015-2016 — Best Doctors, Inc.
America’s Top Doctors 2016 — Castle Connolly Medical, Ltd.
James J. Fenton, MD, is a pulmonologist at National Jewish Health. Dr. Fenton is in the Division of Pulmonary, Critical Care and Sleep Medicine.

Special Interests

Research Interests

Ventilation of spinal cord injured patients.


Ohio State University College of Medicine, MD
University of Notre Dame, BS
University of Florida Health Sciences Center (Gainesville), Internal Medicine
Lahey Clinic Medical Center, Interventional Pulmonology
University of Florida Health Sciences Center (Gainesville), Pulmonary and Critical Care

Awards & Recognition

2014 and 2015: Best Doctors in America, Best Doctors, Inc.
2006-2011:Denver's 5280 Magazine, “Top Doctors”
1996-2005: Chest Journal, Manuscript Reviewer
Fellow, American College Chest Physicians (FCCP)

Board Certification

1996, 2006: Pulmonary Medicine
1997, 2007: Critical Care Medicine

Professional Memberships

Fellow, American College of Chest Physicians


Fenton, J “Chest X-Ray” in Cardiology Secrets 2nd Edition Adair, O; Hanley & Belfus, Philadelphia. 2001.

Mastin ST, Drane WE, Harman, EM, Fenton, JJ, Quesenberry, L. FDG SPECT in patients with Lung Masses. Chest, 1999; 115:1012-1017.

Fenton JJ, Beamis JF. Laser Bronchoscopy. In, Beamis JF, Mathur PN eds. Interventional Pulmonology. New York: McGraw-Hill, 1999; 43-67.

FentonJJ, Cicale MF. Sigmoid Diverticular Perforation Complicating Lung Transplantation. J Heart Lung Transpl 1997 Jun: 16(6):681-5.

Hospital Affiliations

  • Craig Hospital
  • Littleton Adventist Hospital
  • Porter Adventist Hospital
  • Select Specialty Hospital
  • Swedish Medical Center

Teaching & Professional Positions

2007-Present: Director, Comprehensive Lung Cancer Program, Swedish Medical Center
2006-Present: Respiratory Care Director, Craig Hospital

Contact Information

  • Office: 303.788.8500
  • Fax: 303.788.8505



  • National Jewish Health South Denver
    499 East Hampden Ave, Suite 300 Englewood, CO 80113

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.

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

Confidence in your doctor

Amount of time spent with you

Spoke using clear language

Includes you in decisions

Shows concerns for your questions

Explanation of problem/condition

Recommended to others



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 PatientNovember, 2016
Dr Fenton is so relatable. Doesn't "talk down" to me & even though he's busy, he listens to and addresses my questions and concerns.

National Jewish Health PatientSeptember, 2016
Dr Fenton is he best. he is always very caring and understanding i have complete confidence in Dr Fenton.

National Jewish Health PatientJune, 2016
I was pleased that *Dr. Fenton called me concerning my condition to allay my concerns regarding the radiology report of my lung CAT scan.

National Jewish Health PatientMay, 2016
Dr. Fenton was very professional, knowledgeable, courteous and caring with providing medical care for my condition.

National Jewish Health PatientMay, 2016

National Jewish Health PatientMay, 2016
Dr James Fenton is a tremendous physician. He is expert, concerned, personable, and very reassuring to me and my spouse. I would never want to lose him as a trusted caregiver.

National Jewish Health PatientMay, 2016
Dr. Fenton is always very caring and kind. he explains all I have needed to know without you feeling rushed. I could not have been any more pleased with Dr Frnton. and his care.

National Jewish Health PatientMarch, 2016
*Dr. Fenton is a WONDERFUL DOCTOR. It's just very hard to get in to see him -