• What you need to know about COVID-19 


    Hospital visitor information, education and resources.  


    Learn more

  • COVID-19 Donations


    Our doctors, nurses and care team members are facing shortages in necessary personal protective equipment (PPE) that keep them and the community safe. Many people want to help and we thank you for your interest. Please help by donating through our Foundation. 


    Donate Here

  • Senior Meals


    Check out our helpful info guide and monthly menus:

    March 2020

    April 2020


  • Mark Twain Orthopedic Services

    Get Your Old Moves Back


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


    Learn More

  • Family Medical Clinics


    Each of our Family Medical Clinics emphasizes wellness and family medicine.


    Learn More

  • Patient Portal

    Sign Up or Check Into Your Patient Portal


    Dignity Health is committed to providing the tools you need to better manage your health. Log in to view your personal health records, clinical summaries, and test results, as well as instructions and education specific to your care.

    Hospital Patients

    Clinic Patients Prior to 7/23/19

    Clinic Patients After 7/23/19 


    Learn More

  • William Griffin, MD, Diagnostic Imaging Center 


    New Name, Same Great Imaging Center


    Learn More

  • Attention: Cigna Members


    Dignity Health and Cigna are in discussions to renew our agreements, but right now Dignity Health providers are out-of-network for Cigna members.


    x (x)

    x (x)

    x (x)

    x (x)

    How This Impacts Cigna Members

  • Online Waiting Room

    Emergency & Urgent Care


    Rest easy. Expert emergency care is close by. Select your arrival time and wait from the comfort of your home.


    Check-in Online

  • Our Quality of Care Results


    We believe that transparency is a clear step towards providing excellent care to all those who seek it. That is why we are proud to partner with the initiatives of Hospital Quality Institute to share our quality of care data with you.


    Read More

  • 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. 


    Learn More

  • 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.


    Learn More

  • Cancer Center

    Treating Patients Mind, Body, and Spirit


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


    Learn More

  • Cancer Center

  • Emergency Services

  • Family 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.

    Learn More

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

    Learn More

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

    Learn More

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

    Learn More

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

    Learn More

 

  • Meeting Your Needs

    Family Medical Clinics


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


    Learn More

  • Cardiology

    Who Does Your Heart Beat For? 


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


    Take the Assessment