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- J.P. Farley34136
- J1 Legacy01911
- J5 National Part A05901
- Jade Health Care Medical GroupNMM07
- Jai Medical SystemsJAI01
- Jan Werner PACER3493
- Jefferson Health PlansRP099
- Jericho ShareIHS02
- JI Specialty ServicesJ1006
- JLS Family EnterprisesJLSFE
- John Hopkins Home Care GroupJHHCG
- John Morrell38310
- John Muir Health NetworkJMH01
- John Muir Trauma Physicians68013
- Johns Hopkins Advantage MD66003
- Johns Hopkins Health Plans52189
- Johns Hopkins U.S. Family Health Plan (USFHP)52123
- Jones Truck Lines IncorporatedJ1076
- Jopari Berkley Enterprise RiskJ4325
- Joplin Claims43178
- Jordan Valley Senior Care98471
- JP Specialities12T47
- JPS Connection75604
- Judi HealthJUDIH
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