MFA Parkside Address 535 West 25th Street Merced, CA 95340 Phone: (209) 722-9066 Fax: (209) 383-1522 Hours of Operation: Monday-Friday 8:00 a.m. – 5:00 p.m. MFA Parkside is located between M and Canal Street on West 25th. Parkside offers several Primary Care Specialists to help you manage your healthcare the way you need..