-
hcup-us.ahrq.gov/nrdoverview.jsp
July 01, 2025 - the same individual
Timing between admissions for a patient
Length of inpatient stay in days
Identification … of transfers, same-day stays, and combined transfer records
Identification of the patient as a resident
-
hcup-us.ahrq.gov/db/ccr/ed-ccr/ED_CCR_User_Guide_External_2012-2020.pdf
January 01, 2020 - Linkage
The CCR Files can be linked to discharge records in the HCUP databases using the HCUP
hospital identification … The name of the data element representing the hospital
identification number varies by file type, as … creation of service-group level
CCRs allows for more sensitive data quality checks (i.e., outlier identification … Element
Data Type
Coding Notes CCR Files
Hospital ID
Number
HOSPID Character* HCUP hospital identification … number CD-SEDD, 2012–
2020
HOSP_ED Character* N hospital identification number NEDS 2012–2020
Cost-to
-
hcup-us.ahrq.gov/db/ccr/ed-ccr/ED_CCR_User_Guide_External_2012-2021.pdf
January 01, 2021 - Linkage
The CCR Files can be linked to discharge records in the HCUP databases using the HCUP
hospital identification … The name of the data element representing the hospital
identification number varies by file type, as … creation of service-group level
CCRs allows for more sensitive data quality checks (i.e., outlier identification … Data Element Data Type Coding Notes CCR Files
Hospital ID
Number
HOSPID Character* HCUP hospital identification … number CD-SEDD, 2012–
2021
HOSP_ED Character* N hospital identification number NEDS 2012–2021
Cost-to
-
hcup-us.ahrq.gov/db/ccr/ed-ccr/ED-CCR-User-Guide_Public_FINAL.pdf
October 01, 2022 - Linkage
The CCR Files can be linked to discharge records in the HCUP databases using the HCUP
hospital identification … The name of the data element representing the hospital
identification number varies by file type, as … creation of service-group level
CCRs allows for more sensitive data quality checks (i.e., outlier identification … Element
Data Type
Coding Notes CCR Files
Hospital ID
Number
HOSPID Character* HCUP hospital identification … number CD-SEDD, 2012–
2020
HOSP_ED Character* N hospital identification number NEDS 2012–2020
Cost-to
-
hcup-us.ahrq.gov/db/ccr/ed-ccr/ED_CCR_User_Guide_External_2012-2022.pdf
January 01, 2022 - Linkage
The CCR Files can be linked to discharge records in the HCUP databases using the HCUP
hospital identification … The name of the data element representing the hospital
identification number varies by file type, as … creation of service-group level
CCRs allows for more sensitive data quality checks (i.e., outlier identification … Data Element Data Type Coding Notes CCR Files
Hospital ID
Number
HOSPID Character* HCUP hospital identification … number CD-SEDD, 2012–
2022
HOSP_ED Character* N hospital identification number NEDS 2012–2022
Cost-to
-
hcup-us.ahrq.gov/reports/statbriefs/sb306-overview-sepsis-2016-2021.pdf
January 01, 2021 - Consistent with the Third International Consensus Definitions Task Force definition of Sepsis-3, the identification … sepsis and organ
dysfunctiona Patients were divided into five mutually exclusive categories for the identification … Healthcare Cost and Utilization Project (HCUP), National Inpatient Sample (NIS),
2016–2021
12
Identification … of inpatient stays for COVID-19
The identification of inpatient stays related to COVID-19 was based … Studied
Case definition of sepsis by patient populations
Sepsis as the reason for the inpatient stay
Identification
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-User-Guide-v2025-1.pdf
November 01, 2024 - Clinically Similar Comorbidity Measures .............................................................. 7
Identification … This fact makes the identification of
cerebrovascular disease as a comorbidity difficult because it … of Comorbidities
The following ICD-10-CM Coding Guidelines may impact the identification of comorbidities … • If the combination ICD-10-CM diagnosis code is reported as secondary diagnosis, the
identification … If an analysis needs to be sensitive to eliminating the effect of paired codes in the identification
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2000_HOSPITAL.TXT
January 01, 2000 - from AHA Survey (Z012)
KID 2000 HOSPITAL 8 HOSPID 98 102 Num HCUP hospital identification
-
hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2002_Severity.pdf
January 01, 2002 - Staging: Resource Demand Scale ..........................................44
HOSPID - HCUP hospital identification … During HCUP data processing, the data source's identification of the
hospital is reconciled with the … identification of the hospital in the AHA Annual
Survey of Hospitals. … Uniform Values
Variable Description Value Value Description
5(n) HCUP hospital
identification number … HOSPID HCUP hospital
identification
number Blank Missing
HCUP NIS (6/09/04) Description of
-
hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2003_SEVERITY.pdf
January 01, 2003 - HCUP NIS (6/6/05) 47 Description of Data Elements
HOSPID - HCUP hospital identification number … During HCUP data processing, the data source's identification of the
hospital is reconciled with the … identification of the hospital in the AHA Annual
Survey of Hospitals. … Uniform Values
Variable Description Value Value Description
5(n) HCUP hospital identification number … HOSPID HCUP hospital
identification
number
Blank Missing
HCUP NIS (6/6/05) 48 Description
-
hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2004_Severity.pdf
January 01, 2004 - HCUP NIS (7/28/06) Description of Data Elements 47
HOSPID - HCUP hospital identification number … During HCUP data
processing, the data source's identification of the hospital is reconciled with the … identification of the hospital in the AHA Annual Survey of Hospitals. … Uniform Values
Variable Description Value Value Description
5(n) HCUP hospital identification number … HOSPID HCUP hospital
identification
number
Blank Missing
HCUP NIS (7/28/06) Description of Data
-
hcup-us.ahrq.gov/db/nation/nass/nassknowndataissue_2021.jsp
January 01, 2021 - Identification and Correction of the Affected Records
There are 113,560 records in the 2021 NASS with
-
hcup-us.ahrq.gov/db/ccr/ed-ccr/EDCCR-UserGuide-2012-2019.pdf
January 01, 2019 - Linkage
The CCR Files can be linked to discharge records in the HCUP databases using the HCUP
hospital identification … The name of the data element representing the hospital
identification number varies by file type, as … creation of service-group level
CCRs allows for more sensitive data quality checks (i.e., outlier identification … Element
Data Type
Coding Notes CCR Files
Hospital ID
Number
HOSPID Character* HCUP hospital identification … number CD-SEDD, 2012–
2019
HOSP_ED Character* N hospital identification number NEDS 2012–2019
Cost-to
-
hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompak.jsp
June 01, 2024 - Identification of Hospital-Owned Ambulatory Surgery and Other Types of
Outpatient Facilities in
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2000.jsp
January 01, 2000 - Will acknowledge that risk of individual identification of persons is increased when observations (i.e … No identification of persons --Any effort to determine the identity of any person contained in the databases … omits from the data set all direct personal identifiers, as well as characteristics that might lead to identification … Health Service Act (42 U.S.C. 299c-3(c) ) also restricts the use of any information that allows the identification … of hospitals (when such identification appears in the data sets) for the purpose of conducting research
-
hcup-us.ahrq.gov/reports/statbriefs//sb314-hospital-differences-HAIs-2019-2021.pdf
January 01, 2021 - Case definition of hospital-associated infections (HAI)
The identification of inpatient stays with an … Identification of inpatient stays for COVID-19
The identification of inpatient stays related to COVID … included in HCUP SID
Population Studied
Case definition of hospital-associated infections (HAI)
Identification
-
hcup-us.ahrq.gov/reports/statbriefs/sb314-hospital-differences-HAIs-2019-2021.pdf
January 01, 2021 - Case definition of hospital-associated infections (HAI)
The identification of inpatient stays with an … Identification of inpatient stays for COVID-19
The identification of inpatient stays related to COVID … included in HCUP SID
Population Studied
Case definition of hospital-associated infections (HAI)
Identification
-
hcup-us.ahrq.gov/news/awards.jsp
January 01, 2025 - healthcare system
Identification of healthcare practices (or changes in
practices and behavior
-
hcup-us.ahrq.gov/db/state/sedddist/sedddist_filecompvt.jsp
March 01, 2007 - The identification of ED records varies by year:
Beginning in data year 2011, VAHHS has created
-
hcup-us.ahrq.gov/pdf/HCUP-State-Data-Application-Kit.pdf
May 31, 2025 - only be used for the prescribed purposes, and consistent
with the following standards:
No Identification … Risk of individual
identification of persons is increased when observations (i.e., individual discharge … data sources (i.e., state data organizations, hospital associations, and data consortia) to use the
identification … of hospital establishments (when such identification appears in the data sets) for research,
analysis … Typically, this is the federal Tax Identification Number (TIN) for the not-for-
profit or governmental