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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).

Learn more about Dr. Calvin Ly:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Calvin Ly is Excellent. Dr. Ly has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
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 3.7

Specialties & Research

Dr. Calvin Ly, DO is board certified in Emergency Medicine.

Education & Awards

Dr. Ly graduated from Kansas City University of Medicine.


Dr. Ly has 4 hospital affiliations:

  • Kaiser Permanente Fontana Medical Center 
  • Kaiser Permanente Orange County - Anaheim Medical Center 

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Additional Information
Dr. Calvin Chau Ly DO is a male Emergency Medicine Specialist, has 6 years of experience and practices in Emergency Medicine.
Where does Dr. Calvin C. Ly practice?
Dr. Calvin Ly has 3 office locations.
Dr. Calvin Ly practices Emergency Medicine near Fontana, CA.
Additional practice locations include: Cleveland, OH and Anaheim, CA.
See Fontana Emergency Physicians.