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).
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Specialties & Research
Dr. James Chang, MD is board certified in Internal Medicine.
Education & Awards
Dr. Chang graduated from New York University - Mount Sinai.
Dr. Chang has 5 hospital affiliations:
- Sequoia Hospital
- Regional Medical Center of San Jose
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- Additional Information
- Dr. James S Chang MD is a male Internist, has 9 years of experience and practices in Internal Medicine.
- Where does Dr. James S. Chang practice?
- Dr. James Chang has 2 office locations.
Dr. James Chang practices Internal Medicine near San Francisco, CA.
Additional practice locations include: Sacramento, CA.
See San Francisco Internists.