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

Justin Theodore Chang, MD

Individual provider Family Medicine Physician · NPI 1841729910

Justin Theodore Chang, MD is a Hospitalist in Madison, Wisconsin. Graduated from University of Iowa, Rj & L Carver College of Medicine in 2017, 9 years ago. Practices with Meriter Hospital Inc, a 123-clinician group and accepts Medicare assignment. Licensed in Iowa, Missouri and Wisconsin.

Years since qualifying
9
Trained at
University of Iowa, Rj & L Carver College of Medicine
Licensed in
IA, MO, WI
In the registry since
2017
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

202 S Park St
Madison, WI 53715-1507
Phone: (608) 417-5695
Fax: (608) 417-5890
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 84868 (WI)
Family Medicine Physician Taxonomy 207Q00000X · Licence 2017018876 (MO)
Family Medicine Physician Taxonomy 207Q00000X · Licence 47374 (IA)

Record details

NPI number1841729910
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 12, 2017
Last updated in NPPESApril 23, 2026
Certification dateApril 23, 2026

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolUNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Meriter Hospital Inc — 123 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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