Data Documentation

Master Beneficiary Summary File Cost and Use
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For most files, a table of variables will display below, with links to the variable definitions. If no table displays, or if you need additional information for a specific variable, please see the CCW website. Data documentation is available for all files and codebooks for many.

If you are unable to locate the information you need, please contact ResDAC.

CCW Codebook - MBSF Cost and Use

CCW Record Layout - MBSF Cost and Use

SAS Name Variable Name
BENE_ID Encrypted CCW Beneficiary ID
BENE_ENROLLMT_REF_YR Reference Year (MBSF)
ENRL_SRC Enrollment Source
ACUTE_BENE_PMT Acute Inpatient Hospital Beneficiary Payments
ACUTE_MDCR_PMT Acute Inpatient Medicare Payments
ACUTE_PERDIEM_PMT Acute Inpatient Hospital Pass-thru Per Diem Payments
ACUTE_PRMRY_PMT Acute Inpatient Hospital Primary Payer Amount
ACUTE_STAYS Acute Inpatient Stays
ACUTE_COV_DAYS Acute Inpatient Medicare Covered Days
READMISSIONS Acute Inpatient Hospital Readmissions
IP_ER_VISITS Inpatient Emergency Room Visits
OIP_BENE_PMT Other Inpatient Hospital Beneficiary Payments
OIP_MDCR_PMT Other Inpatient Hospital Medicare Payments
OIP_PERDIEM_PMT Other Inpatient Hospital Pass-thru Per Diem Payments
OIP_PRMRY_PMT Other Inpatient Hospital Primary Payer Amount
OIP_STAYS Other Inpatient Stays
OIP_COV_DAYS Other Inpatient Hospital Covered Days
SNF_BENE_PMT Skilled Nursing Facility Beneficiary Payments
SNF_MDCR_PMT Skilled Nursing Facility Medicare Payments
SNF_PRMRY_PMT Skilled Nursing Facility Primary Payer Amount
SNF_STAYS Skilled Nursing Facility Stays
SNF_COV_DAYS Skilled Nursing Facility Medicare Covered Days
HOS_MDCR_PMT Hospice Medicare Payments
HOS_PRMRY_PMT Hospice Primary Payer Amount
HOS_STAYS Hospice Stays
HOS_COV_DAYS Hospice Medicare Covered Days
HH_MDCR_PMT Home Health Medicare Payments
HH_PRMRY_PMT Home Health Primary Payer Amount
HH_VISITS Home Health Visits
HOP_BENE_PMT Hospital Outpatient Beneficiary Payments
HOP_MDCR_PMT Hospital Outpatient Medicare Payments
HOP_PRMRY_PMT Hospital Outpatient Primary Payer Amount
HOP_VISITS Hospital Outpatient Visits
HOP_ER_VISITS Hospital Outpatient Emergency Room Visits
ASC_BENE_PMT Ambulatory Surgery Center Beneficiary Payments
ASC_MDCR_PMT Ambulatory Surgery Center Medicare Payments
ASC_PRMRY_PMT Ambulatory Surgery Center Primary Payer Amount
ASC_EVENTS Ambulatory Surgery Center Events
ANES_BENE_PMT Anesthesia Beneficiary Payments
ANES_MDCR_PMT Anesthesia Medicare Payments
ANES_PRMRY_PMT Anesthesia Primary Payer Amount
ANES_EVENTS Anesthesia Events
PTB_DRUG_BENE_PMT Part B Drug Beneficiary Payments
PTB_DRUG_MDCR_PMT Part B Drug Medicare Payments
PTB_DRUG_PRMRY_PMT Part B Drug Primary Payer Amount
PTB_DRUG_EVENTS Part B Drug Events
EM_BENE_PMT Evaluation and Management Beneficiary Payments
EM_MDCR_PMT Evaluation and Management Medicare Payments
EM_PRMRY_PMT Evaluation and Management Primary Payer Amount
EM_EVENTS Evaluation and Management Events
PHYS_BENE_PMT Part B Physician Beneficiary Payments
PHYS_MDCR_PMT Part B Physician Medicare Payments
PHYS_PRMRY_PMT Part B Physician Primary Payer Amount
PHYS_EVENTS Part B Physician Events
DIALYS_BENE_PMT Dialysis Beneficiary Payments
DIALYS_MDCR_PMT Dialysis Medicare Payments
DIALYS_PRMRY_PMT Dialysis Primary Payer Amount
DIALYS_EVENTS Dialysis Events
OPROC_BENE_PMT Other Procedures Beneficiary Payments
OPROC_MDCR_PMT Other Procedures Medicare Payments
OPROC_PRMRY_PMT Other Procedures Primary Payer Amount
OPROC_EVENTS Other Procedures Events
IMG_BENE_PMT Imaging Beneficiary Payments
IMG_MDCR_PMT Imaging Medicare Payments
IMG_PRMRY_PMT Imaging Primary Payer Amount
IMG_EVENTS Imaging Events
TEST_BENE_PMT Tests Beneficiary Payments
TEST_MDCR_PMT Tests Medicare Payments
TEST_PRMRY_PMT Tests Primary Payer Amount
TEST_EVENTS Tests Events
DME_BENE_PMT Durable Medical Equipment Beneficiary Payments
DME_MDCR_PMT Durable Medical Equipment Medicare Payments
DME_PRMRY_PMT Durable Medical Equipment Primary Payer Amount
DME_MDCR_PMT Durable Medical Equipment Events
OTHC_BENE_PMT Other Part B Carrier Beneficiary Payments
OTHC_MDCR_PMT Other Part B Carrier Medicare Payments
OTHC_PRMRY_PMT Other Part B Carrier Primary Payer Amount
OTHC_EVENTS Other Part B Carrier Events
PTD_BENE_PMT Part D Beneficiary Payments
PTD_MDCR_PMT Part D Medicare Payments
PTD_EVENTS Part D Event Count
PTD_FILL_CNT Part D Standardized Fill Count
PTD_TOTAL_RX_CST Part D Total Prescription Costs