Accepting New Patients

William Mosier, MD

  • Comprehensive Ophthalmology
    (Board Certified)
Primary Address | Office Details
Mosier Eye Center
265 Laguna Road
Fullerton, CA 92835

Phone: (714) 871-2570

Fax: (714) 441-2020

Medical Groups & Affiliations
  • Providence Affiliated Physicians, St. Jude
Get Connected
to Your Provider
(714) 871-2570
  • Meet The Provider
    Dr. Mosier is a board certified ophthalmologist specializing in Comprehensive Ophthalmology. He is an accomplished and highly skilled cataract and anterior segment eye surgeon with extensive experience in the diagnosis and treatment of eye diseases.

    Dr. Mosier completed his residency in Ophthalmology at the University of California, Irvine School of Medicine. He is a former Associate Clinical Professor of Ophthalmology at the University of California, Irvine and is the founder and medical director of the Mosier Eye Center Medical Group in Fullerton, California.

    Dr. Mosier is a Fellow of the American Academy of Ophthalmology and a member of the American Society of Cataract and Refractive Surgery, California Association of Ophthalmology, California Medical Association, Orange County Medical Association, and the Orange County Society of Ophthalmology. He has been an active member of the medical staff at St. Jude Medical Center, Fullerton for over 25 years.

    Dr. Mosier and his staff are committed to providing his patients with only the highest quality medical and surgical eye care, and vision care. His golden rule has always been to “treat my patients as I would expect to be treated”. Dr. Mosier has contributed to the Southern California community in many ways throughout his career and has been recognized by the California State Senate and Orange County Board of Supervisors for his volunteerism in providing charitable specialty care services to medically indigent residents in Orange County.

    Dr. Mosier is married to his wife of over 38 years, has three children, and two grandchildren. He enjoys the outdoors- camping, hiking, and fishing- as well as, gardening and cooking.
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    Primary Specialties
    Primary Specialties
    • Comprehensive Ophthalmology
      (Board Certified)
    Other Specialties Associations
    Board Certifications

    American Board of Ophthalmology, Ophthalmology

    Education & Training
    • Medical School
      Facultad De Ciencas De La Salud
    • Internship
      Department VA Medical Center-LongBeach
    • Residency
      UCI Medical Center
  • Insurance Accepted

    Insurance Accepted

    • Insurance Plan

    • Aetna HMO
    • Aetna Medicare Advantage HMO
    • Anthem Blue Cross HMO
    • Anthem Blue Cross Medicare Advantage
    • Blue Shield of CA HMO
    • Blue Shield of CA HMO – Trio
    • Blue Shield of CA Medicare Advantage
    • Cigna HMO
    • Health Net HMO
    • Health Net Medicare Advantage
    • Providence Medicare Advantage
    • SCAN Medicare Advantage
    • United Healthcare HMO
    • United Healthcare Medicare Advantage
    • Vivity by Anthem Blue Cross
  • Primary Location

Mosier Eye Center