Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John V Chang, DO

Individual provider Family Medicine Physician · NPI 1679557326

Dr. John V Chang, DO is a Family Practice in Lawrence, Massachusetts. Graduated from University of New England, College of Osteo Medicine in 1984, 42 years ago. Practices with Greater Lawrence Family Health Center Inc, a 118-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
42
Trained at
University of New England, College of Osteo Medicine
Licensed in
MA
In the registry since
2005
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

34 Haverhill St
Lawrence, MA 01841-2884
Phone: (978) 686-0090
Fax: (978) 681-5963
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 56184 (MA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 56184 (MA)

Record details

NPI number1679557326
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 5, 2005
Last updated in NPPESSeptember 25, 2020
Certification dateSeptember 25, 2020
Mailing address1 Castle Dr, Wilmington, MA 01887-3188

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF NEW ENGLAND, COLLEGE OF OSTEO MEDICINE
Graduated 1984 (42 years in practice)
Group practice Greater Lawrence Family Health Center Inc — 118 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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