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).
Our records indicate this doctor is retired.
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Specialties & Research
Dr. John Knowles, MD is board certified in Pediatrics.
More Specialties & Research
Education & Awards
Dr. Knowles graduated from University of Arkansas , Little Rock.More Education & Awards
Dr. Knowles has 1 hospital affiliations:
- John Muir Medical Center, Walnut Creek Campus
Accepted Insurance Plans
Dr. Knowles accepts these health insurances in at least one office:
- Cigna - 11 plans
- Blue Shield of California - 77 plans
- Humana - 1 plan
- Medicare - 1 plan
More Accepted Insurance