Important Notes and Consideration for Using these Data

Important Notes and Consideration for Using these Data Generating Medicare Physician Quality Performance Measurement Results (GEM) Project The downloadable data files posted on this website (Excel and comma-separated-value formats) are comprised of health care quality measurement results generated from Medicare administrative claims data as part of the Generating Medicare Physician Quality Measurement Results (GEM) project. The GEM project uses Medicare Fee-for-Service (FFS) data to generate medical group performance information on health care services provided to Medicare beneficiaries for Chartered Value Exchanges (CVEs). These data represent only a limited subset of a practice’s patients. It is intended that these data be combined with commercial payer data to develop a more comprehensive picture of medical group practice performance. The information provided in the files also includes population level results at the national, state and zip code level. The 12 ambulatory measures for the GEM project: • Breast Cancer Screening (BCS) • LDL-C Screening for Beneficiaries with Diabetes (CDC_LDL) • Eye Exam (retinal) Performed for Beneficiaries with Diabetes (CDC_EYE) • Hemoglobin A1c (HbA1c) Testing for Beneficiaries with Diabetes (CDC_HBA1C) • LDL-C Screening for Beneficiaries with Cardiovascular Conditions (CMC_LDL) • Colorectal Cancer Screening (COL) • Medical Attention for Nephropathy for Diabetics (CDC_NEPHRO) • ...