UnitedHealth’s Optum to lay off 572 employees in New Jersey Modern Healthcare NewsMinnesota’s UnitedHealth closes 16 clinics, lays off 572 in N.J. Star TribunePatients Scramble As Optum Shuts Down Dozens Of Medical Offices Jersey Shore OnlineNearly 20 N.J. pediatric offices abruptly close, leaving families scrambling NJ.comOptum Closing Offices, Including In Manahawkin: See Where Patch