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 Number Code Breakdown: A â Primary Claimant (wage earner) B â Spouse (spouse of retired worker) B1 â Aged Husband, age 62 or over. B2 â Young Wife, with a child in her care. B3 â Aged Wife, age 62 or over, second claimant. B5 â Young Wife, with a child in her care, second claimant.