Electronic Billing

The New Jersey Department of Labor and Workforce Development requires workers’ compensation providers to submit bills electronically.

Medical bills must be submitted electronically using an X12 837 electronic transaction in accordance with New Jersey Department of Labor and Workforce Development Rule N.J.A.C.12:235-1.9; use payer ID 43322.

HCS manages the workers' compensation program for the State of New Jersey. Bills for State of New Jersey claimants must be submitted to HCS with supporting medical documentation. HCS requires medical records/attachments to be transmitted to HCS via Managed File Transfer (MFT).

If you have any questions, please call the EDI Service Desk at 1-888-334-9242 or send an email to HorizonEDI@HorizonBlue.com. Representatives are available weekdays from 7 a.m. to 6 p.m., Eastern Time.

HCS Electronic Transaction Authorization Form

If you are interested in becoming a trading partner with Horizon Casualty Services, please complete this form.

ID: 32440 (0919)

Horizon Casualty Services EDI HIPAA ANSI X12 Companion Guide

Refunds & Overpayments

In cases where an overpayment has been made, hospitals and providers are expected to issue a refund of the overpayment within 90 days of notification of the amount owed. HCS will only seek reimbursement of a bill overpayment from the hospital or provider within 18 months from the date the bill was paid.

To obtain information about electronic billing, please contact the EDI Service Desk toll-free at 1-888-334-9242 or email Horizonedi@HorizonBlue.com. Representatives are available weekdays from 7 a.m. to 6 p.m.