Federal / State Government Programs
MEDICARE
MEDI-CAL

Health Maintenance Organization (HMOs)
AETNA-HMO
BLUE CROSS CALIFORNIA CARE
BLUE SHIELD-CA – HMO
COVENTRY HEALTH CARE CCN HMO AND PPO
DESERT OASIS HEALTH CARE - HERITAGE PROVIDER NETWORK
HEALTH NET
INLAND EMPIRE HEALTH PLAN
KAISER FOUNDATION HOSPITAL 
CIGNA
PACIFCARE

Senior Health Maintenance Organization (HMOs)
AETNA-SENIOR HEALTH PLAN
BLUE CROSS SENIOR – HMO
EASY CHOICE HEALTH PLAN
HEALTH NET SENIOR
KAISER FOUNDATION SR/HMO
SECURE HORIZON 

Other Managed Care Plans (PPO, POINT OF SERVICE, EPOs)
AETNA-PPO
AGUA CALIENTE
BEECH STREET
BEECH STREET-WC
BLUE CROSS-EPO
BLUE CROSS PB MCS – PPO, PLUS-PPO
BLUE CROSS PRUDENT BUYER
BLUE CROSS PRUDENT BUYER-WC
BLUE SHIELD – CA - PPO
CIGNA-PPO
COUNTY OF RIVERSIDE-EPO
COVENTRY HEALTH CARE CCN HMO AND PPO
DESERT AIDS PROJECT
EVOLUTION HEALTH SYSTEM PPO
FIRST HEALTH PPO AND W/C
GALAXY HEALTH NETWORK PPO
GREAT WESTERN HEALTHCARE  PPO, POS
HEALTH MANAGEMENT NETWORK PPO
HEALTH SMART PPO
HUMANA
INTERPLAN
INTERPALN-WC
MED FOCUS
MOLINA HEALTHCARE
MULTIPLAN
MULTIPLAN WC
NATIONAL PREFERRED PROVIDER NETWORK PPO
PACIFICARE-PPO
PRIVATE HEALTHCARE SYSTEMS
PREFERRED HEALTH NETWORK-EPO, PPO, WC
PRIVATE HEALTHCARE SYSTEMS PPO
PRIVATE HEALTHCARE SYSTEMS-WC
RIVERSIDE SAN BERNARDINO INDIAN HEALTH, INC.
SCAN
SOUTHERN CALIFORNIA EDISON COMPANY
THREE RIVER HEALTH NETWORK PPO
TRIWEST HEALTHCARE
UNITED HEALTH PLAN
UNITED AGRICULTURAL BENEFIT TRUST
USA MANAGED CARE ORG-PPO
USA MANAGED CARE ORG-WC