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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 (2)

The overall average patient rating of Dr. Jyh Chang is Below Average. Dr. Chang has been reviewed by 5 patients who have provided 2 comments. The rating is 2 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
Promptness 3.3
Courteous Staff 3.0
Accurate Diagnosis 2.0
Bedside Manner 2.0
Spends Time with Me 2.0
Follows Up After Visit 2.0

Specialties & Research

Dr. Jyh Chang, MD is board certified in Internal Medicine.

Education & Awards

Dr. Chang graduated from Universidade De Sao Paulo.


Dr. Chang has 13 hospital affiliations:

  • Los Alamitos Medical Center 
  • Methodist Hospital of Southern California 


  • Mandarin
  • Chinese
  • Portuguese
  • Spanish
  • Taiwanese
  • English

> > > > Dr. Jyh Chang, MD

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Additional Information
Dr. Jyh C Chang MD is a male Internist, has 28 years of experience and practices in Internal Medicine.
Where does Dr. Jyh C. Chang practice?
Dr. Jyh Chang has 1 office location.
Dr. Jyh Chang practices Internal Medicine near Baldwin Park, CA.
See Baldwin Park Internists.