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hcup-us.ahrq.gov/db/vars/surgid_s/nisnote.jsp
September 01, 2008 - hospitals continue to use their own internal identification number. … Either the physician's state license number or the Universal Physician Identification Number (UPIN) is … Physician Identification Number (UPIN) could have been reported. … Texas
Texas provides the state license number of the operating physician. … The physician's state license number is coded on most commercial patients.
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hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2016_Core.TXT
January 01, 2016 - Data Set Name: NRD_2016_CORE
Created on 07/20/2018
Number of Observations: 17197683 … Total Number of Data Elements: 103
Columns Description
======== ===========
1 - 3 Database … name
5 - 8 Discharge year of data
10 - 35 File name
37 - 39 Data element number
41 - … 69 Data element name
70 Length of data element
73 Non-zero number of digits after … -10-PCS Procedure 15
NRD 2016 NRD_2016_Core 81 PRDAY1 3 Num Number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2007v2_Hospital.TXT
April 12, 2010 - Data Set Name: NEDS_2007_HOSPITAL
Number of Observations: 966
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 25 File name
27 - 29 Data element number … 31 - 58 Data element name
60 Non-zero number of digits after decimal point for numeric … Stratum used to sample hospital
NEDS 2007 Hospital 10 N_DISC_U Num Number … sample discharges in NEDS_STRATUM
NEDS 2007 Hospital 13 S_HOSP_U Num Number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2007_Hospital.TXT
January 01, 2007 - Data Set Name: NEDS_2007_HOSPITAL
Number of Observations: 966
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 25 File name
27 - 29 Data element number … 31 - 58 Data element name
60 Non-zero number of digits after decimal point for numeric … Stratum used to sample hospital
NEDS 2007 Hospital 10 N_DISC_U Num Number … sample discharges in NEDS_STRATUM
NEDS 2007 Hospital 13 S_HOSP_U Num Number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2006_Hospital.TXT
January 01, 2006 - Data Set Name: NEDS_2006_HOSPITAL
Number of Observations: 958
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 25 File name
27 - 29 Data element number … 31 - 58 Data element name
60 Non-zero number of digits after decimal point for numeric … Stratum used to sample hospital
NEDS 2006 Hospital 10 N_DISC_U Num Number … sample discharges in NEDS_STRATUM
NEDS 2006 Hospital 13 S_HOSP_U Num Number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2006v2_Hospital.TXT
April 12, 2010 - Data Set Name: NEDS_2006_HOSPITAL
Number of Observations: 955
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 25 File name
27 - 29 Data element number … 31 - 58 Data element name
60 Non-zero number of digits after decimal point for numeric … Stratum used to sample hospital
NEDS 2006 Hospital 10 N_DISC_U Num Number … sample discharges in NEDS_STRATUM
NEDS 2006 Hospital 13 S_HOSP_U Num Number
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hcup-us.ahrq.gov/db/nation/nass/stats/nass_summary_stats_hospital_2021.pdf
January 01, 2021 - 2:Midwest, 3:South, 4:West
7 NASS_STRATUM Char 2 77 NASS sample stratum
8 N_DISC_U Num 8 24 Total Number … of AS Encounters for all Hospitals in NASS_STRATUM
9 N_HOSP_U Num 8 32 Total Number of Hospitals in … NASS_STRATUM
10 S_DISC_U Num 8 40 Total Number of AS Encounters for Sampled Hospitals in NASS_STRATUM … 11 S_HOSP_U Num 8 48 Total Number of Sampled Hospitals in NASS_STRATUM
12 TOTAL_AS_ENCOUNTERS Num … of AS Encounters for all Hospitals in NASS_STRATUM
Total Number of Hospitals in NASS_STRATUM
Total Number
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hcup-us.ahrq.gov/db/nation/nass/stats/nass_summary_stats_hospital_2020.pdf
January 01, 2020 - HOSP_LOCTEACH Num 3 84 NASS: Location/teaching status of hospital
1 HOSP_NASS Num 4 80 NASS Hospital Number … of AS Encounters for all Hospitals in NASS_STRATUM
10 N_HOSP_U Num 8 40 Total Number of Hospitals in … NASS_STRATUM
11 S_DISC_U Num 8 48 Total Number of AS Encounters for Sampled Hospitals in NASS_STRATUM … 12 S_HOSP_U Num 8 56 Total Number of Sampled Hospitals in NASS_STRATUM
13 TOTAL_AS_ENCOUNTERS Num … of AS Encounters for all Hospitals in NASS_STRATUM
Total Number of Hospitals in NASS_STRATUM
Total Number
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2016_Core.TXT
January 01, 2016 - Data Set Name: NIS_2016_CORE
Number of Observations: 7135090
Total Record Length: … 497
Total Number of Data Elements: 98
Columns Description
======= ===========
1- 3 Database … name
5- 8 Discharge year of data
10- 35 File name
37- 39 Data element number
41- 69 Data … data element in ASCII file
75- 77 Ending column of data element in ASCII file
79- 79 Non-zero number … 15
NIS 2016 NIS_2016_Core 70 KEY_NIS 401 410 Num NIS record number
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hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2016_Core.TXT
January 01, 2016 - Data Set Name: KID_2016_CORE
Number of Observations: 3117413
Total Record Length: … 499
Total Number of Data Elements: 100
Columns Description
======= ===========
1- 3 Database … name
5- 8 Discharge year of data
10- 35 File name
37- 39 Data element number
41- 69 Data … data element in ASCII file
75- 77 Ending column of data element in ASCII file
79- 79 Non-zero number … KID 2016 KID_2016_Core 2 RECNUM 6 13 Num KID record number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2019_Hospital.TXT
January 01, 2019 - Data Set Name: NEDS_2019_HOSPITAL
Number of Observations: 989
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 21 File name
23 - 25 Data element number … 27 - 45 Data element name
47 Length of data element
50 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2019 Hospital 13 S_HOSP_U 4 Num Number … of sample hospitals in NEDS_STRATUM
NEDS 2019 Hospital 14 TOTAL_EDVisits 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2017_Hospital.TXT
January 01, 2017 - Data Set Name: NEDS_2017_HOSPITAL
Number of Observations: 984
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number … 25 - 43 Data element name
45 Length of data element
48 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2017 Hospital 13 S_HOSP_U 4 Num Number of … sample hospitals in NEDS_STRATUM
NEDS 2017 Hospital 14 TOTAL_EDVisits 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2015_Hospital.TXT
January 01, 2015 - Data Set Name: NEDS_2015_HOSPITAL
Number of Observations: 953
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number … 25 - 43 Data element name
45 Length of data element
48 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2015 Hospital 13 S_HOSP_U 4 Num Number of … sample hospitals in NEDS_STRATUM
NEDS 2015 Hospital 14 TOTAL_EDVISITS 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2012_Hospital.TXT
January 01, 2012 - Data Set Name: NEDS_2012_HOSPITAL
Number of Observations: 950
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number … 25 - 43 Data element name
45 Length of data element
48 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2012 Hospital 13 S_HOSP_U 6 Num Number of … sample hospitals in NEDS_STRATUM
NEDS 2012 Hospital 14 TOTAL_EDVISITS 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2010_Hospital.TXT
January 01, 2010 - Data Set Name: NEDS_2010_HOSPITAL
Number of Observations: 961
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number … 25 - 43 Data element name
45 Length of data element
48 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2010 Hospital 13 S_HOSP_U 6 Num Number of … sample hospitals in NEDS_STRATUM
NEDS 2010 Hospital 14 TOTAL_EDVISITS 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2018_Hospital.TXT
January 01, 2018 - Data Set Name: NEDS_2018_HOSPITAL
Number of Observations: 990
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 21 File name
23 - 25 Data element number … 27 - 45 Data element name
47 Length of data element
50 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2018 Hospital 13 S_HOSP_U 4 Num Number … of sample hospitals in NEDS_STRATUM
NEDS 2018 Hospital 14 TOTAL_EDVisits 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2016_Hospital.TXT
January 01, 2016 - Data Set Name: NEDS_2016_HOSPITAL
Number of Observations: 953
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number … 25 - 43 Data element name
45 Length of data element
48 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2016 Hospital 13 S_HOSP_U 4 Num Number of … sample hospitals in NEDS_STRATUM
NEDS 2016 Hospital 14 TOTAL_EDVisits 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2014_Hospital.TXT
January 01, 2014 - Data Set Name: NEDS_2014_HOSPITAL
Number of Observations: 945
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number … 25 - 43 Data element name
45 Length of data element
48 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2014 Hospital 13 S_HOSP_U 6 Num Number of … sample hospitals in NEDS_STRATUM
NEDS 2014 Hospital 14 TOTAL_EDVISITS 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2013_Hospital.TXT
January 01, 2013 - Data Set Name: NEDS_2013_HOSPITAL
Number of Observations: 947
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number … 25 - 43 Data element name
45 Length of data element
48 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2013 Hospital 13 S_HOSP_U 6 Num Number of … sample hospitals in NEDS_STRATUM
NEDS 2013 Hospital 14 TOTAL_EDVISITS 8 Num Total number
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2011v2_Hospital.TXT
February 25, 2015 - Data Set Name: NEDS_2011_HOSPITAL
Number of Observations: 951
Total Number of Data Elements … Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number … 25 - 43 Data element name
45 Length of data element
48 Non-zero number of digits … of sample discharges in NEDS_STRATUM
NEDS 2011 Hospital 13 S_HOSP_U 6 Num Number of … sample hospitals in NEDS_STRATUM
NEDS 2011 Hospital 14 TOTAL_EDVISITS 8 Num Total number