Dr. David Clifford Chang MD is a male Internist, has 23 years of experience and practices in Geriatric Medicine.
Dr. David Chang has 2 office locations.
1812 San Miguel Dr
Walnut Creek, CA 94596

Phone Number
Locations and availability (2)
License & Identifications

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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Education & Awards

Dr. Chang graduated from University of California at Irvine.


Dr. Chang has 5 hospital affiliations:

  • John Muir Medical Center, Concord Campus 
  • John Muir Med Center Concord Campus 

Accepted Insurance Plans

Dr. Chang accepts these health insurances in at least one office:

  • United Healthcare - 2 plans
  • Blue Shield of California - 89 plans
  • Great-West Healthcare - 3 plans
  • Unicare - 12 plans
  • Anthem Blue Cross - 10 plans
  • Aetna - 1 plan


  • Chinese
  • Mandarin
  • Taiwanese

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Additional Information
Where does Dr. David C. Chang practice?
Dr. David Chang practices Geriatric Medicine near Walnut Creek, CA.
Additional practice locations include: Los Angeles, CA.
See Walnut Creek Geriatric Doctors.