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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. Chao Yen:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Chao Yen is Excellent. Dr. Yen has been reviewed by 1 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

  • He has special expertise in 1 area:
  • Child Development

Education & Awards

Dr. Yen graduated from University of Tennessee, Memphis.


Dr. Yen has 1 hospital affiliations:

  • Henry Mayo Newhall Memorial Hospital 


  • Spanish
  • English

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Additional Information
Dr. Chao Chao Yi Yen MD is a male Pediatrician, has 13 years of experience and practices in Pediatrics.
Where does Dr. Chao C. Yen practice?
Dr. Chao Yen has 1 office location.
Dr. Chao Yen practices Pediatrics near Newhall, CA.
See Newhall Pediatricians.