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. Everett Grahn:
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Specialties & Research
Dr. Everett Grahn, MD is board certified in Internal Medicine, Hematology, and Medical Oncology.
Education & Awards
Dr. Grahn graduated from University of Illinois at Chicago.
Dr. Grahn has 7 hospital affiliations:
- Chapman Medical Center
- St. Joseph Hospital - Orange
Accepted Insurance Plans
Dr. Grahn accepts these health insurances in at least one office:
- Aetna - 3 plans
- United Healthcare - 22 plans
- Blue Shield of California - 94 plans
- Unicare - 2 plans
- CaIOPTIMA - 5 plans
- Anthem Blue Cross - 2 plans
- Cigna - 4 plans