Providers
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Thank you for your interest in our network(s). Lutheran Preferred and Three Rivers Preferred are PPO products offered to self-funded employers throughout Northern Indiana.
Lutheran Preferred, Three Rivers Preferred and TRP Plus Network Maps
Employer Directory
Need to know what employers utilize our networks? Network providers can click here to access current employer reports.
Learn MoreAuthorization
Three Rivers Medical Management provides precertification for some but not all Lutheran Preferred and Three Rivers Preferred clients. The precertification company is listed on the member's insurance ID card.
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