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  • Central California

    Welcome to Mark Twain Medical Center 


    At Dignity Health’s Mark Twain Medical Center,
    we’re here to keep you happy, healthy and whole. 


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  • September 30th from 7 a.m. to Noon

    19th MTMC Fall Family Health Fair


    Health resources including blood draw analysis, flu shots,
    and dozens of community health groups. Free admission.


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  • History

    Outstanding Community Support


    Health care services were limited in Calaveras County, and residents traveled outside their communities for acute care, until Mark Twain Hospital opened in 1951.


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  • Cancer Center

    Treating Patients Mind, Body, and Spirit


    Mark Twain Medical Center is the only cancer center in Calaveras County. 


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  • Emergency Services

    Online Waiting Room


    Did you know that you can tell our emergency rooms
    and urgent care centers when you’ll be arriving? 


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  • Mark Twain Medical Center

    Humanity Holds the Power to Heal


    In a world that can leave people isolated, Dignity Health is
    helping to unleash the healing power of humanity.


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  • Cancer Center

  • Emergency Services

  • Medical Clinics 

  • Orthopedics

  • Surgical Services

  • As the only cancer center in Calaveras County,
    Mark Twain provides comprehensive, compassionate,
    advanced diagnosis and treatment of blood and
    cancer disorders.

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  • Nobody knows when an emergency will arise,
    so it’s important to know where to go for the right care. 

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  • Each of our five community Medical Clinics
    emphasizes wellness and family medicine,
    and our clinics offer everything from
    examinations and immunizations to lab
    tests and care for minor injuries.

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  • Whether your pain is caused by arthritis or
    sports injuries, we are here to help you
    get your life back.

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  • At Mark Twain Medical Center, we know
    that engaging in humankindness helps
    you to recover, should you ever need
    hospitalization or surgery. 

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  • Cardiology

    Who Does Your Heart Beat For? 


    Take care of your heart. Take an online
    heart health risk assessment.


    Take the Assessment