Christopher R. Fox, MD

Dr. Fox returned to the Boulder area in 2003 to be close to family. His primary interest is caring for patients with all types of thyroid disease, with a special interest in patients with Thyroid Cancer. Dr. Fox has specialized training and certification for use of neck ultrasound in the assessment and treatment of Thyroid Nodules and Thyroid Cancer. Outside of medicine, Dr. Fox enjoys spending time with his wife and two children, racing bicycles, and reading.

  • Thyroid cancer
  • Thyroid nodules
  • Hyperthyroidism and Hypothyroidism
  • Calcium and Parathyroid Disorders
  • Osteoporosis
  • Pituitary Problems
  • Low Testosterone
  • Weight Loss


University of Virginia

Endocrinology and Metabolism


Chief Residency (Extra training year offered to top residents)

University of Utah

Internal Medicine


Internship and Residency

University of Utah

Internal Medicine


Medical School

University of Colorado

MD, 1995


Brown University

BA, Physics, 1991


Outstanding Resident Teacher, 1997

Outstanding Internal Medicine Resident, 1998

Board Certification

Endocrinology and Metabolism

Certified 2003, Recertified 2013

Professional Societies

American Association of Clinical Endocrinologists

The Endocrine Society


Endocrine Certification in Neck Ultrasound

ECNU, 2009


Telemedicine Consultations Available

Dr. Fox offers Telemed Video Conferences as a convenience to his current patients.

Schedule a video consult with Dr. Fox.