MACT Toll Free Number: (855) 687-6228
Administration Office: (209) 754-6262
Administration Fax: (209) 736-1814
Compliance Hotline: (866) 811-0192
Human Resources: (209) 754-6260
Billing Dept Toll Free: (866) 894-1902
Billing Dept Local: (209) 754-6240
NAS Sonora: (209) 588-4634
NAS Mariposa: (209) 966-3248
NAS Jackson/San Andreas: (209) 257-2432
Get in Touch with Us
For general information about MACT Health Board, Inc. or to express a concern please call us at (855) 687-6228 or complete the form below. Please keep in mind that communications via email over the internet are not secure. Although it is unlikely, there is a possibility that information you include in an email can be intercepted and read by other parties besides the person to whom it is addressed.
Please do not include personal identifying information such as your birth date, or personal medical information in any emails you send to us. No one can diagnose your condition from email or other written communications, and communication via our website cannot replace the relationship you have with a physician or another healthcare practitioner.