Physician Profile
John V. Chang, D.O. is a healthcare provider in Lawrence, MA specializing in family practice. John trained at University of New England, College of Osteo Medicine, graduating in 1984. John is also listed as specializing in family medicine and emergency medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
34 HAVERHILL ST
Lawrence, MA 01841
Dr. Chang is a family practice in Lawrence, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
Dr. Chang is listed at 34 HAVERHILL ST, Lawrence, MA 01841. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (978) 686-0090. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Chang's National Provider Identifier is 1679557326. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Chang attended University of New England, College of Osteo Medicine, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
Dr. Chang has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chang. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.