Dr. John Vincent Chang MD and DO is a male Emergency Medicine Specialist, has 26 years of experience and practices in Emergency Medicine, Family Medicine, and Internal Medicine.
Dr. John Chang has 1 office location.
Lawrence General Hospital
1 General St
Lawrence, MA 01841

Phone Number
Locations and availability (1)
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. John Chang:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

  • Currently 4 of 4 stars
Patient comments (3)

The overall average patient rating of Dr. John Chang is Excellent. Dr. Chang has been reviewed by 4 patients who have provided 3 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Education & Awards

Dr. Chang graduated from University of New England, Biddeford.


Dr. Chang has 4 hospital affiliations:

  • Caritas Holy Family Hospital & Medical Center 
  • Lawrence General Hospital 

Accepted Insurance Plans

Dr. Chang accepts these health insurances in at least one office:

  • MVP Health Care Preferred Care - 22 plans
  • Blue Cross Blue Shield of Massachusetts - 7 plans
  • Network Health - 2 plans
  • Cigna - 1 plan


  • Chinese
  • Spanish

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Additional Information
Where does Dr. John V. Chang practice?
Dr. John Chang practices Emergency Medicine, Family Medicine, and Internal Medicine near Lawrence, MA.
See Lawrence Emergency Physicians, Lawrence Family Physicians, and Lawrence Internists.