For the best Portal utilization, the following system requirements on your office/home PC are recommended

Microsoft Internet Explorer Required - ie7 or 8
Safari, Firefox and Google Chrome browsers are NOT supported

Pentium 4 or higher

Minimum of 1.5 GB of RAM

1280 x 1024 Display Resolution

Monitor – minimum 17 “ to improve viewable screen

 Dedicated high speed internet connection (such as DSL or Cable Modem)


For our Physicians, please contact Susan Devan at 530.740.1989 or the IT Helpdesk at 530.740.1942 if you have any portal or information systems related questions.


The information contained in Horizon Physician Portal is considered confidential patient health information (PHI) and is protected under federal and state law.  The system maintains an audit trail, which provides a record of user, action and date of action.

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