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. William Loudon:
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- Currently 4 of 4 stars
The overall average patient rating of Dr. William Loudon is Excellent.
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Specialties & Research
Dr. William Loudon, MD, PHD is board certified in Neurological Surgery.
- He has special expertise in 2 areas:
- Brain Cancer
Education & Awards
Dr. Loudon graduated from The University of Texas at Houston. He has 4 awards.
Dr. Loudon has 12 hospital affiliations:
- Children's Hospital of Orange County
- Los Alamitos Medical Center
Accepted Insurance Plans
Dr. Loudon accepts these health insurances in at least one office:
- CaIOPTIMA - 7 plans
- Care 1st Health Plan - 4 plans
- Aetna - 1 plan
- Humana - 3 plans