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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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. John Castro is Good.
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Specialties & Research
Dr. John Castro, MD is board certified in Family Medicine.
- He has special expertise in 1 area:
- Flu (Human Influenza)
Education & Awards
Dr. Castro graduated from Stanford University.
Dr. Castro has 1 hospital affiliations:
- Veterans Administration Medical Center
Accepted Insurance Plans
Dr. Castro accepts these health insurances in at least one office:
- Health Choice Arizona - 1 plan
- United Health Group, Inc. - Americhoice - 2 plans
- Cigna - 6 plans
- Great-West Healthcare - 1 plan
- Humana - 19 plans