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Otolaryngologist (ear, nose, throat), Pediatrician
26 years of experience
Video profile
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. James Warren is Excellent. Dr. Warren has been reviewed by 5 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 4.7
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

  • He has special expertise in 1 area:
  • Disorders of ear

Education & Awards

Dr. Warren graduated from University of Missouri at Columbia. He has 2 awards.

Patients' Choice Award (2011)
Compassionate Doctor Recognition (2011)


Dr. Warren has 7 hospital affiliations:

  • Longmont United Hospital 
  • Exempla Good Samaritan Medical Center 

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Additional Information
Dr. James Douglas Warren MD is a male Otolaryngologist, has 26 years of experience and practices in Otolaryngology and Pediatrics.
Where does Dr. James D. Warren practice?
Dr. James Warren has 3 office locations.
Dr. James Warren practices Otolaryngology and Pediatrics near Boulder, CO.
Additional practice locations include: Louisville, CO and Lafayette, CO.
See Boulder Otolaryngologists and Boulder Pediatricians.