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Primary Care Doctor, Family Practitioner, General Practitioner
49 years of experience
Accepting new patients
License & Identifications

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 Lyon:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. William Lyon is Average. Dr. Lyon has been reviewed by 7 patients who have provided 1 comments. The rating is 2.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.4
Promptness 3.0
Courteous Staff 3.9
Accurate Diagnosis 2.2
Bedside Manner 2.0
Spends Time with Me 2.2
Follows Up After Visit 2.2

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 

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Additional Information
Dr. William Francis Lyon MD is a male Family Practitioner, has 49 years of experience and practices in Family Medicine and General Practice.
Where does Dr. William F. Lyon practice?
Dr. William Lyon has 1 office location.
Dr. William Lyon practices Family Medicine and General Practice near Laguna Niguel, CA.
See Laguna Niguel Primary Care Doctors and Laguna Niguel General Practitioners.