Credentialing Requirements Candidates must be prepared to provide a complete credentialing file with no outstanding items , including current CV, medical license, DEA, driver's license, Social Security card, diploma, residency certificate, board documentation, recent case logs, CME/CEU records, and malpractice coverage history. UMMC Greenwood Leflore is seeking Locum Tenens Emergency Medicine Physicians to provide ongoing coverage in Greenwood, Mississippi.