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).
Our records indicate this doctor is retired.
Learn more about Dr. William Lyon:
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- Currently 2 of 4 stars
The overall average patient rating of Dr. William Lyon is Satisfactory.
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Specialties & Research
- He has special expertise in 3 areas:
- Flu (Human Influenza)
- Kidney Stones (Kidney Calculi)
- Urinary Incontinence
Education & Awards
Dr. Lyon graduated from The Ohio State University , Columbus.
Dr. Lyon has 8 hospital affiliations:
- Mission Hospital
- South Coast Medical Center/Adventist Health
Accepted Insurance Plans
Dr. Lyon accepts these health insurances in at least one office:
- United Healthcare - 16 plans
- Blue Shield of California - 90 plans
- Great-West Healthcare - 1 plan
- Anthem Blue Cross - 9 plans
- Evercare - 2 plans
- Cigna - 6 plans