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| Payer Name | Payer ID | Type | Services | |
|---|---|---|---|---|
| City Of San Mateo (ATHENS) | J3304 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of San Mateo (CA) | J1727 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City Of Santa Ana | J2155 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City Of Santa Barbara | J3312 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Santa Monica | J4509 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Seaside (Tail) | J4072 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Simi Valley | J4737 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of South San Francisco | J4578 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Springfield (MO only) | J4309 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of St Charles (MO only) | J4310 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of St Paul MN | J1602 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of St Peters (MO only) | J4311 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Stanton (CA) | J1636 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Stockton (CA) | J1664 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Topeka (KS) | J1607 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Torrance | J3872 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Upland (CA) | J1645 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Venice | J3911 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City Of Ventura (ATHENS) | J3804 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Virginia Beach (VA) - CORVEL | J3861 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of West Covina | J4604 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of West Palm Beach (FL) | J1948 | workerscomp | UB04 1500 ERA Attachments | More Info |
| City of Westminster (CO) - CORVEL | J4628 | workerscomp | 1500 ERA Attachments | More Info |
| City Of Wilson | J3823 | workerscomp | UB04 1500 ERA Attachments | More Info |
| CityCounty Insurance Services - CORVEL | J4163 | workerscomp | UB04 1500 ERA Attachments | More Info |
| CKE Restaurants Holdings, Inc. | J4136 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Claims Administrative Services (CAS) - NM, OK | J1271 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Clark County (NV) - CORVEL | J4115 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Classic Residence By Hyatt | J1037 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Clayton Concrete | J4096 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Clear Channel Outdoor Holdings, Inc. | J3812 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Clear Health Alliance | CLEAR | commercial | UB04 1500 ERA Eligibility Attachments | More Info |
| CNA Insurance | 20443 | workerscomp | UB04 1500 ERA Attachments | More Info |
| CNA Insurance | C1035 | workerscomp | UB04 1500 ERA Attachments | More Info |
| CNH Industrial America LLC - CORVEL | J4349 | workerscomp | UB04 1500 ERA Attachments | More Info |
| CO BCBS | 00050 | bcbs | UB04 1500 ERA Eligibility Attachments | More Info |
| CO Medicare Part A | 04111 | medicare | UB04 ERA Eligibility Attachments | More Info |
| CO Medicare Part B | 04102 | medicare | 1500 ERA Eligibility Attachments | More Info |
| Coach USA | J1272 | workerscomp | 1500 ERA Attachments | More Info |
| Coachella Valley Water District (CA) | J1902 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Coca-Cola Enterprises Inc. | J1038 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Coit | J2259 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Collins Einhorn Farrell PC | J4025 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Color Spot Nurseries | J3817 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Colorado Casualty | J1428 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Colorado Community Health Alliance | COCHA | commercial | UB04 1500 ERA Eligibility Attachments | More Info |
| Colorado Hospital Association - CORVEL | J3356 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Colorado Uninsured Employer’s Board - CORVEL | J4080 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Columbia Mutual Insurance Company | J2091 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Columbia Sportswear - CORVEL | J4182 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Columbia Sussex Corporation | J1039 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Commerce & Industry/Greenwood | J3877 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Commercial Cleaning Systems - CORVEL | J4195 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Commercial Risk | J4497 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Commonwealth Of Virginia (COV) | J3341 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Community Development Commission (CA) | J1655 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Community First Health Plan | 42723 | commercial | UB04 1500 ERA Attachments | More Info |
| Community Medical Centers (CA) | J3743 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Community Transit (WA only) - CORVEL | J3956 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Comp West | J1925 | workerscomp | UB04 1500 ERA Attachments | More Info |
| COMP-X | J4652 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Companion Property and Casualty Insurance Company (dba Sussex Insurance Company) | J1829 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Compass Group Usa, Inc. | J1040 | workerscomp | UB04 1500 ERA Attachments | More Info |
| CompSource Mutual | J4431 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Con-Way Inc. | J1844 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Confectionery Purchaser, LLC - CORVEL | J4611 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Conifer | J1774 | workerscomp | UB04 1500 Attachments | More Info |
| CONNECT powered by American Family Ins - NEW JERSEY ONLY | C1107 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Constitution State Services | J4180 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Contech Construction Products | J1041 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Continental Airlines | J1042 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Continental Casualty | J4264 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Continental Insurance | J4265 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Continental Western | J1274 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Continuing Life (ATHENS) | J3302 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Continuing Life LLC | J4708 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Contra Costa County Risk Management (CCCRM) | J3688 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Contra Costa County Schools Insurance Group (CCCSIG) | J1715 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Contra Costa Water District | J3689 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Convergent Claims Services | J4473 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Convergys Corporation | J1043 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Cook County Forest Preserve District | J4026 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Cook County Government | J4009 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Copart, Inc | J4483 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Copperpoint Insurance (Copperpoint EMPLOYEE claims ONLY) - CORVEL | J4123 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Copperpoint Mutual Insurance Company | J2093 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Core Specialty - DOI after 11/1/2020 | J4388 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Core Specialty - DOI prior to 11/1/2020 | J4389 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Corecivic | J3342 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Correctional Management Service | J1044 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Corrections Corp of America | J1045 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Corrections Corporation of America (CCA) | J1942 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Corrigan-Camden ISD | J3942 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Corvel | J4110 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Cost Plus, Inc. - CORVEL | J4124 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Cottingham & Butler Claim Services, Inc. | J1683 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Cottingham and Butler (Equian) | J2089 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Country Casualty Insurance Company | J1684 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Country Financial \ Modern Service Casualty Insur Co - CORVEL | J3760 | workerscomp | UB04 1500 ERA Attachments | More Info |
| Country Insurance Modern Service Casualty Insurance Co | J1712 | workerscomp | UB04 1500 ERA Attachments | More Info |