AMVI Medical Group; APAC (Pinnacle Health Resources); Cal Care Independent Practice Association; Clinica Medica San Miguel; Gateway Independent Practice Association (Pinnacle Health Resources); Health Excel Independent Practice Association; Los Angeles Medical Center (LAMC); Maverick Medical Group; North West Orange County Medical Group; Nuestra Family Medical Group; Pacific Healthcare Independent Practice Association; Pinnacle Health Resources; Pomona Valley Medical Group; ProCare (Prospect); Prospect Health Network; Prospect Health Services Texas; Prospect Medical Group; Prospect Provider Group Rhode Island; Prospect Sherman Oaks Medical Group; United Care Medical Group (UCMG) (Regal); Upland Medical Group; Vantage Medical Group; Vantage Medical Group Encounters; 3287; 8684; PROSP; PROSPMA; NORTH WEST ORANGE COUNTY MEDICAL GROUP; MAVERICK MEDICAL GROUP; APAC (PINNACLE HEALTH RESOURCES); PINNACLE HEALTH RESOURCES; PROSPECT SHERMAN OAKS MEDICAL GROUP; VANTAGE MEDICAL GROUP; VANTAGE MEDICAL GROUP ENCOUNTERS; CAL CARE IPA; NUESTRA FAMILY MEDICAL GROUP; UNITED CARE MEDICAL GROUP (UCMG) (REGAL); UPLAND MEDICAL GROUP; AMVI MEDICAL GROUP; CLINICA MEDICA SAN MIGUEL; GATEWAY IPA (PINNACLE HEALTH RESOURCES); HEALTH EXCEL IPA; LOS ANGELES MEDICAL CENTER (LAMC); PACIFIC HEALTHCARE IPA; POMONA VALLEY MEDICAL GROUP; PROCARE (PROSPECT); PROSPECT HEALTH SERVICES TEXAS; PROSPECT PROVIDER GROUP RHODE ISLAND; PROSPECT HEALTH NETWORK; PROSPECT MEDICAL GROUP