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. Timothy Ryan, MD, DO is board certified in Emergency Medicine.
More Specialties & Research
Education & Awards
Dr. Ryan graduated from University of Minnesota, Twin Cities, Minneapolis.More Education & Awards
Dr. Ryan has 3 hospital affiliations:
- Glendale Memorial Hospital and Health Center
- John Muir Medical Center-Concord Campus
- Providence Little Coof Mary
Accepted Insurance Plans
Dr. Ryan accepts these health insurances in at least one office:
- Anthem Blue Cross - 6 plans
- Blue Shield of California - 2 plans
More Accepted Insurance