Re-evaluation, renegotiation of vendor arrangements essential under PPS.
D003284:Contract Services / Q000191:economics; D003953:Diagnosis-Related Groups / Q000145:classification; D006801:Humans; D017008:Negotiating; D011445:Prospective Payment System; D012046:Rehabilitation / Q000145:classification / Q000191:economics*; D012866:Skilled Nursing Facilities / Q000191:economics*; D019467:Subacute Care / Q000145:classification / Q000191:economics; D014481:United States