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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 (1)

The overall average patient rating of Dr. Ben Chang, Anesthesiologist is Excellent. Dr. Chang has been reviewed by 3 patients who have provided 1 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
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

Dr. Ben Chang, MD is board certified in Anesthesiology.

Education & Awards

Dr. Chang graduated from Washington University at St. Louis, Saint Louis. He has 1 awards.

Washington University School of Medicine *


Dr. Chang has 3 hospital affiliations:

  • Saint Anthony North Hospital 
  • OrthoColorado Hospital 
  • St. Anthony Hospital 

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Additional Information
Dr. Ben Wayuan Chang MD is a male Anesthesiologist, has 11 years of experience and practices in Anesthesiology.
Where does Dr. Ben W. Chang practice?
Dr. Ben Chang has 4 office locations.
Dr. Ben Chang practices Anesthesiology near Saint Louis, MO.
Additional practice locations include: Westminster, CO and Lakewood, CO.
See Saint Louis Anesthesiologists.