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. Charles Calza:
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Specialties & Research
- He has special expertise in 1 area:
- Flu (Human Influenza)
Education & Awards
Dr. Calza graduated from University of Colorado, Denver.
Dr. Calza has 1 hospital affiliations:
- Marin General Hospital
Accepted Insurance Plans
Dr. Calza accepts these health insurances in at least one office:
- United Healthcare - 16 plans
- Blue Shield of California - 88 plans
- Great-West Healthcare - 2 plans
- Unicare - 11 plans
- Anthem Blue Cross - 12 plans
- Cigna - 3 plans
- USA H & W Network - 1 plan