NPI age
19 years
Enumerated 2007-02-28
● Active
Type 1 · Individual
DR. I-Wen Chang, M.D.
Chang is 1 of 16 internal medicine providers in Lawrenceville and 1 of 494 in Georgia.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
GA, NC
2 states
Status
Active
No deactivations on record
Last NPPES update
2021-03-08
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 494 active internal medicine providers in Georgia.
NPI age
19 years
≈ at median (19 yr)
State licenses
2 states
Top 78% — 21% of peers are multi-state
Subspecialties
0
33% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-02Enumerated in NPPES
2007
2026
Where they practice
Practice location
631 Professional Dr Ste 450
Lawrenceville, GA 300463370
Mailing address
631 Professional Dr Ste 450
Lawrenceville, GA 300463370
Specialties
-
Internal Medicine PrimaryAn internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine...
Practice context
Part of a multi-provider practice. 16 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
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