Medical Records

Mark Twain Medical Center’s Health Information Management (HIM) Department maintains all patient medical records.


Mark Twain Medical Center
HIM Office
768 Mountain Ranch Road
San Andreas, CA 95249


Monday - Friday: 9 a.m.- 4 p.m. except holidays. 

How to Request a Copy of Your Medical Record

Patients must request their records in writing.

  1. If you would like to request a copy of your medical records for yourself, please use this request form in English.
  2. Print a copy of the form, fill it out and return to the Medical Records Department (HIM Office) in person.
  3. The Medical Records Department will verify your identity by photo I.D., signature, or pertinent questions. We do this to protect the privacy and confidentiality of your records.

Access Your Patient Records Online

Dignity Health now offers an Online Patient Center for our hospital patients. You or a designated family member can view your health records, download them or send them to your personal doctor. Proxy access can be obtained at Health Information Management (HIM). For help enrolling, call 209.754.2591.

Visit and select Mark Twain Medical Center from the Central California drop down menu to log on and access your hospital patient records.

Privacy and Health Information

According to federal law Health Insurance Portability and Accountability Act (HIPAA), there are rules and limits on who can look at and receive your health information. This information, includes your medical records, and any other details on your illness and why you have been treated. We are committed to protecting your privacy. Without your written permission, Mercy Medical Center can’t:

  • Give your health information to your employer
  • Use or share your health information for marketing or advertising purposes
  • Share private notes about your mental health counseling sessions 

If you have any questions, please call our HIM office at 209.754.2591.