Browse Health
Internist, Critical Care Specialist, Pulmonologist (lungs)
27 years of experience
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).

Learn more about Dr. Douglas Tangel:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Douglas Tangel is Excellent. Dr. Tangel has been reviewed by 18 patients who have provided 5 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 5.0
Courteous Staff 4.7
Accurate Diagnosis 4.7
Bedside Manner 4.5
Spends Time with Me 4.5
Follows Up After Visit 4.4

Specialties & Research

Dr. Douglas Tangel, MD is board certified in Internal Medicine.

  • He has special expertise in 1 area:
  • Asthma

Education & Awards

Dr. Tangel graduated from University of Chicago. He has 3 awards.

Patients' Choice Award (2013 - 2014)
Compassionate Doctor Recognition (2013 - 2014)
On-Time Doctor Award (2014)


Dr. Tangel has 2 hospital affiliations:

  • Longmont United Hospital 
  • National Jewish Health 


  • Spanish

> > > > Dr. Douglas Tangel, MD

Similar doctors nearby

Dr. Michael Johnson

Internal Medicine
25 years experience
Longmont, CO

Dr. Charles VanHook

Internal Medicine
29 years experience
Longmont, CO

Dr. Robert Fisher

Internal Medicine
28 years experience
Longmont, CO

Dr. John Barnett

Internal Medicine
11 years experience
Longmont, CO

Dr. Star Fowler

Internal Medicine
Longmont, CO

Dr. Warren Valencia

Internal Medicine
38 years experience
Longmont, CO
Search All Similar Doctors
Additional Information
Dr. Douglas Joaquim Tangel MD is a male Internist, has 27 years of experience and practices in Internal Medicine, Critical Care Medicine, and Pulmonary Disease.
Where does Dr. Douglas J. Tangel practice?
Dr. Douglas Tangel has 1 office location.
Dr. Douglas Tangel practices Internal Medicine, Critical Care Medicine, and Pulmonary Disease near Longmont, CO.
See Longmont Internists, Longmont Critical Care Practitioners, and Longmont Pulmonologists.