A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Larry Chang:
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Specialties & Research
Dr. Larry Chang, M.P.H., MD is board certified in Internal Medicine and Infectious Disease.
Education & Awards
Dr. Chang graduated from Emory University , Atlanta.
Dr. Chang has 4 hospital affiliations:
- The Johns Hopkins Hospital
- Johns Hopkins Bayview Medical Center
Accepted Insurance Plans
Dr. Chang accepts these health insurances in at least one office:
- AMERIGROUP - 1 plan
- CareFirst - 2 plans
- Unicare - 2 plans
- Geisinger Health Plan - 4 plans
- Humana - 2 plans
- Cigna - 2 plans
- Priority Partners - 2 plans
- United Healthcare - 7 plans