"Variable Name","Variable Label (VAR)","VAR Type","VAR Length","Range of Values","Value Description"
"SURVEY","NCHS SURVEY NAME","Char",20,"-","-"
"PUBLICID","NHIS PUBLIC USE ID","Char",14,"ID","-"
"SEQN","NHANES SAMPLE SEQUENCE NUMBER (PUBLIC ID)","Num",8,"ID","-"
"RESNUM","NNHS RESIDENT ID NUMBER (PUBLIC)","Num",8,"ID","-"
"PATNUM","Patient/Discharge Record (Case) Number in public-use file","Num",8,"ID","-"
"FILE_YEAR4","Beneficiary Enrollment Reference Year (YYYY)","Num",8,"1999-2013","-"
"BENE_ENROLLMT_REF_YR","Beneficiary Enrollment Reference Year","Num",3,"1999-2013","-"
"HOP_MDCR_PMT","Hospital Outpatient Medicare Payments","Num",8,"0-1002947","-"
"HOP_BENE_PMT","Hospital Outpatient Beneficiary Payments","Num",8,"0-177726","-"
"HOP_PRMRY_PMT","Hospital Outpatient Primary Payer Payments","Num",8,"0-670585","-"
"HOP_VISITS","Hospital Outpatient Visits","Num",8,"1-594","-"
"ACUTE_MDCR_PMT","Acute Inpatient Medicare Payments","Num",8,"0-2020739","-"
"ACUTE_BENE_PMT","Acute Inpatient Beneficiary Payments","Num",8,"0-104656","-"
"ACUTE_PRMRY_PMT","Acute Inpatient Primary Payer Payments","Num",8,"0-1036350","-"
"ACUTE_PERDIEM_PMT","Acute Inpatient Per Diem Payments","Num",8,"0-106566","-"
"ACUTE_COV_DAYS","Acute Inpatient Covered Days","Num",8,"0-406","-"
"OIP_MDCR_PMT","Other Inpatient Medicare Payments","Num",8,"0-986820","-"
"OIP_BENE_PMT","Other Inpatient Beneficiary Payments","Num",8,"0-167944","-"
"OIP_PRMRY_PMT","Other Inpatient Primary Payer Payments","Num",8,"0-519003","-"
"OIP_PERDIEM_PMT","Other Inpatient Per Diem Payments","Num",8,"0-42393","-"
"OIP_COV_DAYS","Other Inpatient Covered Days","Num",8,"0-704","-"
"SNF_MDCR_PMT","Skilled Nursing Facility Medicare Payments","Num",8,"0-374428","-"
"SNF_BENE_PMT","Skilled Nursing Facility Beneficiary Payments","Num",8,"0-24864","-"
"SNF_PRMRY_PMT","Skilled Nursing Facility Primary Payer Payments","Num",8,"0-88194","-"
"SNF_COV_DAYS","Skilled Nursing Facility Covered Days","Num",8,"0-222","-"
"HOS_MDCR_PMT","Hospice Medicare Payments","Num",8,"0-187682","-"
"HOS_PRMRY_PMT","Hospice Primary Payer Payments","Num",8,"0-281600","-"
"HOS_COV_DAYS","Hospice Covered Days","Num",8,"0-393","-"
"HH_MDCR_PMT","Home Health Medicare Payments","Num",8,"0-134078","-"
"HH_PRMRY_PMT","Home Health Primary Payer Payments","Num",8,"0-39091","-"
"HH_VISITS","Home Health Visits","Num",8,"0-1778","-"
"ASC_MDCR_PMT","Ambulatory Surgery Center Medicare Payments","Num",8,"0-37352","-"
"ASC_BENE_PMT","Ambulatory Surgery Center Beneficiary Payments","Num",8,"0-19944","-"
"ASC_PRMRY_PMT","Ambulatory Surgery Center Primary Payer Payments","Num",8,"0-40455","-"
"ASC_EVENTS","Ambulatory Surgery Center Events","Num",8,"1-108","-"
"PTB_DRUG_MDCR_PMT","Part B Drug Medicare Payments","Num",8,"0-685481","-"
"PTB_DRUG_BENE_PMT","Part B Drug Beneficiary Payments","Num",8,"0-171403","-"
"PTB_DRUG_PRMRY_PMT","Part B Drug Primary Payer Payments","Num",8,"0-136473","-"
"PTB_DRUG_EVENTS","Part B Drug Events","Num",8,"1-1092","-"
"EM_MDCR_PMT","Evaluation and Management Medicare Payments","Num",8,"0-107514","-"
"EM_BENE_PMT","Evaluation and Management Beneficiary Payments","Num",8,"0-64338","-"
"EM_PRMRY_PMT","Evaluation and Management Primary Payer Payments","Num",8,"0-38023","-"
"EM_EVENTS","Evaluation and Management Events","Num",8,"1-1224","-"
"ANES_MDCR_PMT","Anesthesia Medicare Payments","Num",8,"0-6259","-"
"ANES_BENE_PMT","Anesthesia Beneficiary Payments","Num",8,"0-16719","-"
"ANES_PRMRY_PMT","Anesthesia Primary Payer Payments","Num",8,"0-8129","-"
"ANES_EVENTS","Anesthesia Events","Num",8,"1-151","-"
"DIALYS_MDCR_PMT","Dialysis Medicare Payments","Num",8,"0-18031","-"
"DIALYS_BENE_PMT","Dialysis Beneficiary Payments","Num",8,"0-56729","-"
"DIALYS_PRMRY_PMT","Dialysis Primary Payer Payments","Num",8,"0-5930","-"
"DIALYS_EVENTS","Dialysis Events","Num",8,"1-314","-"
"OPROC_MDCR_PMT","Other Procedures Medicare Payments","Num",8,"0-89740","-"
"OPROC_BENE_PMT","Other Procedures Beneficiary Payments","Num",8,"0-97060","-"
"OPROC_PRMRY_PMT","Other Procedures Primary Payer Payments","Num",8,"0-47115","-"
"OPROC_EVENTS","Other Procedures Events","Num",8,"1-1345","-"
"IMG_MDCR_PMT","Imaging Medicare Payments","Num",8,"0-47790","-"
"IMG_BENE_PMT","Imaging Beneficiary Payments","Num",8,"0-21133","-"
"IMG_PRMRY_PMT","Imaging Primary Payer Payments","Num",8,"0-29484","-"
"IMG_EVENTS","Imaging Events","Num",8,"1-453","-"
"TEST_MDCR_PMT","Tests Medicare Payments","Num",8,"0-78326","-"
"TEST_BENE_PMT","Tests Beneficiary Payments","Num",8,"0-16976","-"
"TEST_PRMRY_PMT","Tests Primary Payer Payments","Num",8,"0-8740","-"
"TEST_EVENTS","Tests Events","Num",8,"1-1457","-"
"DME_MDCR_PMT","Durable Medical Equipment Medicare Payments","Num",8,"0-89628","-"
"DME_BENE_PMT","Durable Medical Equipment Beneficiary Payments","Num",8,"0-29340","-"
"DME_PRMRY_PMT","Durable Medical Equipment Primary Payer Payments","Num",8,"0-20930","-"
"DME_EVENTS","Durable Medical Equipment Events","Num",8,"1-539","-"
"OTHC_MDCR_PMT","Other Part B Carrier Medicare Payments","Num",8,"0-160272","-"
"OTHC_BENE_PMT","Other Part B Carrier Beneficiary Payments","Num",8,"0-41008","-"
"OTHC_PRMRY_PMT","Other Part B Carrier Primary Payer Payments","Num",8,"0-61614","-"
"OTHC_EVENTS","Other Part B Carrier Events","Num",8,"1-1087","-"
"HOP_ER_VISITS","Hospital Outpatient Emergency Room Visits","Num",8,"1-510","-"
"IP_ER_VISITS","Inpatient Emergency Room Visits","Num",8,"1-53","-"
"ACUTE_STAYS","Acute Inpatient Stays","Num",8,"1-52","-"
"OIP_STAYS","Other Inpatient Stays","Num",8,"1-46","-"
"SNF_STAYS","Skilled Nursing Facility Stays","Num",8,"1-23","-"
"HOS_STAYS","Hospice Stays","Num",8,"1-26","-"
"READMISSIONS","Hospital Readmissions","Num",8,"0-49","-"
"PHYS_MDCR_PMT","Part B Physician Medicare Payments","Num",8,"0-13614","-"
"PHYS_BENE_PMT","Part B Physician Beneficiary Payments","Num",8,"0-10208","-"
"PHYS_PRMRY_PMT","Part B Physician Primary Payer Payments","Num",8,"0-6612","-"
"PHYS_EVENTS","Part B Physician Events","Num",8,"1-250","-"
"PTD_EVENTS","Part D Events","Num",8,"1-912","-"
"PTD_FILL_CNT","Part D Fill Count","Num",8,"-","-"
"PTD_TOTAL_RX_CST","Part D Total Prescription Costs","Num",8,"0-1690178","-"
"PTD_MDCR_PMT","Part D Medicare Payments","Num",8,"0-1689041","-"
"PTD_BENE_PMT","Part D Beneficiary Payments","Num",8,"-298-54999","-"