MedicaidAdministrativeMedium impact
Newsletter Vol. 19, No. 49
New Jersey Medicaid·NJ · Pharmacy·Provider Notice
Effective date
Sep 1, 2009
We identified it
Jun 20, 2026
Summary
New Jersey is discontinuing Error Code 607 (Low Variance Error) for pharmacy claims and replacing it with Error Code 2099 (Incorrect Unit of Measure Reported for Drug). Pharmacies must now ensure the correct Unit of Measure (EA, GM, or ML) is reported in Field 600-28 of NCPDP 5.1 claims. When Error Code 2099 posts, pharmacists must adjust metric quantity based on the system-reported correct unit of measure.
Action Required
Immediately: Pharmacy team must update claims submission processes to ensure correct Unit of Measure (EA=each, GM=gram, ML=milliliter) is reported in Field 600-28 of NCPDP 5.1 Transaction Claim Segment for all pharmacy claims. When Error Code 2099 appears on claim responses, pharmacists must recalculate and resubmit claims with the corrected Unit of Measure indicated by the claims system. Update pharmacy billing software and staff training to reflect that Error Code 607 will no longer apply. Failure to correct Unit of Measure will result in claim denials.