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    Dr. Marilyn K. Kosier, MD


    • (740) 654-8424

    Dr. Kosier's Overview

    Dr. Kosier graduated from the Ohio State University College of Medicine in 1980. She works in Lancaster, OH and specializes in Ophthalmology. Dr. Kosier is affiliated with Fairfield Medical Center.

    Dr. Kosier's Experience

    Years in Practice: 36

    Procedures Performed by Dr. Kosier

    Dr. Kosier's Specialties


    Dr. Kosier's Education & Training

    Medical School: Ohio State University College of Medicine; Graduated 1980

    Dr. Kosier's Rating

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    Overall Rating


    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
    • View All Ratings

    Dr. Kosier's Accepted Insurance

    Please verify insurance information directly with your doctor's office as it may change frequently.

    • Aetna Choice POS II
    • Aetna Health Network Option Open Access
    • Aetna HMO
    • Aetna Managed Choice POS
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
    • Anthem Blue Access PPO
    • Anthem Blue Preferred HMO
    • Anthem Core DirectAccess OH
    • Anthem OH Pathway X Tiered Hosp Ind Direct Access
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    Dr. Kosier's Office Information & Appointments

    Office Locations

    Marilyn K Kosier MD

    1520 Sheridan Dr
    Lancaster, OH 43130
    (740) 654-8424


    Office Hours and Information

    Fax: (740) 654-0505

    Practice Website: Not Available

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 7:30 AM - 4:30 PM
    Tuesday 7:30 AM - 4:30 PM
    Wednesday 7:30 AM - 4:30 PM
    Thursday 7:30 AM - 4:30 PM
    Friday 7:30 AM - 12:00 PM
    Saturday Closed
    Sunday Closed

    Other Physicians in Dr. Kosier's Practice

    • Not Available

    Dr. Kosier's Hospital Affiliations

    Office Locations

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