Knowledgebase: Claim Rejections
BCBS MA BS059 - Member Identification Number
Posted by Will Morrow, Last modified by Charmagne Williams on 18 May 2017 07:16 AM
Rejection: N70005 Member Identification Number is not formatted correctly.

What happened: The insured ID in box 1a is not valid.

Resolution: Verify insured ID, patient name, and date of birth, as well as verify if they are the primary insured or a dependent. If this has already been done, please contact Customer Service via live chat, email ( or phone (360-975-7000 option 1).