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. Derek Williams:
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- What's important to you
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- Currently 4 of 4 stars
The overall average patient rating of Dr. Derek Williams is Excellent.
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Specialties & Research
Dr. Derek Williams, MD is board certified in Family Medicine.
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Education & Awards
Dr. Williams graduated from University of Missouri at Kansas City.More Education & Awards
Dr. Williams has 10 hospital affiliations:
- St. Vincent Medical Center
- Little Company of Mary Hospital
Accepted Insurance Plans
Dr. Williams accepts these health insurances in at least one office:
- Blue Shield of California - 92 plans
- Great-West Healthcare - 2 plans
- Unicare - 11 plans
- ODS Health Plans - 1 plan
- Anthem Blue Cross - 16 plans
- Cigna - 9 plans
- Humana - 12 plans
- USA H & W Network - 1 plan
- Aetna - 3 plans
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- Additional Information
- Where does Dr. Derek F. Williams practice?
Dr. Derek Williams practices Family Medicine near Hawthorne, CA.
See Hawthorne Family Physicians.