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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Specialties & Research
Dr. Lewis Sierra, MD is board certified in Internal Medicine.
Education & Awards
Dr. Sierra graduated from University of Wisconsin at Madison.
Dr. Sierra has 1 hospital affiliations:
- St Agnes Hospital
Accepted Insurance Plans
Dr. Sierra accepts these health insurances in at least one office:
- Dean Health Plan - 2 plans
- Great-West Healthcare - 1 plan
- Cigna - 3 plans