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. John Darby:
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Specialties & Research
Dr. John Darby, MD is board certified in Geriatric Psychiatry and Psychiatry.
- He has special expertise in 1 area:
Education & Awards
Dr. Darby graduated from The University of Texas Southwestern, Dallas.
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- Additional Information
- Dr. John Kenneth Darby MD is a male Geriatic Psychiatrist, has 44 years of experience and practices in Psychiatry and Geriatric Psychiatry.
- Where does Dr. John K. Darby practice?
- Dr. John Darby has 1 office location.
Dr. John Darby practices Psychiatry and Geriatric Psychiatry near Palo Alto, CA.
See Palo Alto Psychiatrists.