This study examines those practices, known as bid shopping, and its effects on the private sector of the construction industry. Bid shopping is primarily used by contractors and subcontractors to gain an unfair advantage over their clients, competition and subcontractors during the bidding process.
MA61: Missing/incomplete/invalid Social Security number or health insurance claim number (HICN). MA36: Missing /incomplete/invalid patient name. MA27: Missing/incomplete/invalid entitlement number or name shown on the claim. â¢ Review and make a copy of patientâs Medicare card for file and verify eligibility.
Medicare Numbers Suffixes and Prefixes. Every beneficiary is given a Medicare Beneficiary ID number. The general format of the Medicare Beneficiary ID number is 0000-000-0000, 11 characters in length, and made up of only numbers and uppercase letters. This is preceded or followed by an alpha or alphanumeric prefix / suffix. Note: The lists below are not an all-inclusive list. For a complete list, please contact the Social Security Administration. Suffixes