Medical case management's purpose is to improve the quality of health care and decrease medical expenses associated with high cost medical cases. Patient satisfaction can be used as a measure of the quality of medical case management. This investigation resulted in a reliable and valid questionnaire for assessing patient satisfaction and demonstrated mild satisfaction with the medical case management services of a vendor for a large manufacturer. Occupational health nurses can use this questionnaire to document the quality of medical case management that employees or their dependents are receiving and to assess the value received in conjunction with the costs incurred.