Assesses the effectiveness of: (1) state complaint investigation (CI) practices as a component of the system to ensure sustained compliance with federal nursing home quality-of-care standards, & (2) the Health Care Financing Admin.'s (HCFA) role in establishing standards & conducting oversight of states' (CI) practices & in using info. about the results of CI to ensure compliance with nursing home standards. Complaint investigation practices were assessed in Maryland, Michigan, & Wash. State; state auditors' reports from 11 other states were examined; & HCFA's policies & procedures for overseeing state CI activities were also examined. Charts & tables.Scanlon, William J. is the author of 'Nursing Homes Complaint Investigation Processes Often Inadequate to Protect Residents' with ISBN 9780788186448 and ISBN 0788186442.