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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. Mary Chen:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Mary Chen is Good. Dr. Chen has been reviewed by 6 patients who have provided 1 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 2.9
Courteous Staff 3.5
Accurate Diagnosis 5.0
Bedside Manner 4.8
Spends Time with Me 4.6
Follows Up After Visit 3.4

Specialties & Research

Dr. Mary Chen, MD is board certified in Internal Medicine.

Education & Awards

Dr. Chen graduated from Shanghai First Medical College.


Dr. Chen has 14 hospital affiliations:

  • Anaheim Memorial Medical Center 
  • Pacific Alliance Medical Center 


  • Chinese
  • Spanish
  • Hmong

> > > > Dr. Mary Chen, MD

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Additional Information
Dr. Mary Lei Chen MD is a female Internist, has 27 years of experience and practices in Internal Medicine.
Where does Dr. Mary L. Chen practice?
Dr. Mary Chen has 1 office location.
Dr. Mary Chen practices Internal Medicine near Walnut, CA.
See Walnut Internists.