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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 (11)

The overall average patient rating of Dr. Lucy Chang is Excellent. Dr. Chang has been reviewed by 20 patients who have provided 11 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 4.3
Courteous Staff 4.2
Accurate Diagnosis 4.7
Bedside Manner 4.8
Spends Time with Me 4.8
Follows Up After Visit 4.6

Specialties & Research

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

Education & Awards

Dr. Chang graduated from University of Maryland , Baltimore. She has 8 awards.

Castle Connolly's Top Doctors™ (2013)
Patients' Choice 5th Anniversary Award (2012 - 2014)
Patients' Choice Award (2008 - 2014)
Compassionate Doctor Award - 5 Year Honoree (2014)
Compassionate Doctor Recognition (2010 - 2014)
Top 10 Doctor - Neighborhood (2014)
Dupont Circle
Top 10 Doctor - City (2014)
Washington, DC
Top 10 Doctor - State (2014)
District of Columbia


Dr. Chang has 3 hospital affiliations:

  • Washington Hospital Center 
  • Georgetown University Hospital 
  • George Washington University Hospital 


  • French
  • Chinese
  • Spanish
  • Mandarin

> > > > Dr. Lucy Chang, MD

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Additional Information
Dr. Lucy Yang Chang MD is a female Internist, has 26 years of experience and practices in Internal Medicine.
Where does Dr. Lucy Y. Chang practice?
Dr. Lucy Chang has 1 office location.
Dr. Lucy Chang practices Internal Medicine near Washington, DC.
See Washington Internists.