Tony Chang, MD - Doctor in Madison, WI

Tony Chang, MD

Doctor
5.0

3 reviews

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About This Business

With 31 years of experience since graduating from the University of Wisconsin School of Medicine in 1995, Tony Chang, MD, practices internal medicine in Madison, Wisconsin, above the 24-year average among city physicians in our directory. He is one of seven internal medicine doctors among the 102 Madison listings. He holds a Wisconsin license and has been registered with the national provider registry since 2006. Affiliated hospitals include University of WI Hospitals & Clinics Authority and UnityPoint Health - Meriter. He accepts Medicare; telehealth is not currently listed among his services. Patients give him a 5.0 rating across three reviews.

Verified Provider Info

Specialty (per registry)
Internal Medicine
NPI Number
1831166990
Medical school graduate
1995 (31+ years of practice)
Medical school
UNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
State license
42048 (WI)
Hospital affiliations
University of Wi Hospitals & Clinics Authority · Unitypoint Health - Meriter
Accepts Medicare

Source: NPPES NPI Registry (CMS) · CMS Doctors & Clinicians dataset · checked 2026-08-19

Address

20 S Park St
Madison, WI 53715

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Information last updated: August 23, 2026