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hcup-us.ahrq.gov/toolssoftware/util_flags/utilflag.jsp
July 01, 2025 - Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods … Detailed documentation is available under the HCUP Methods Series Report 2006-04 Development of Utilization … This Methods Series details the initial development of the utilization flags. … certain procedures, such as non-invasive, diagnostic services. … Coding System (HCPCS) procedure codes in outpatient data.
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hcup-us.ahrq.gov/reports/methods/2005-07.pdf
January 01, 2005 - This was the method used to illustrate the
asthma analysis in this report. … These three procedures are available in SAS versions 8 and higher. … • The SURVEYSELECT procedure provides a variety of methods for selecting probability-based
random … The interface is similar to other SAS procedures. … The Taylor series linearization method (GEE for regression models) is used combined with variance
estimation
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hcup-us.ahrq.gov/reports/methods/2004_06Addendum.pdf
January 01, 2004 - HCUP Methods Series Report # 2004-06.
ONLINE November 10, 2010. U.S. … UTILIZATION PROJECT (HCUP) E CODE EVALUATION
ADDENDUM WITH UPDATED INFORMATION FOR 2006 AND 2008
HCUP Method … Please reference the
complete report for additional details on methods. … second-hand tobacco smoke
E870-E879
Misadventures during surgical and medical care & surgical and medical
procedures … as the cause of abnormal reaction or later complication,
without mention of misadventure at time of procedure
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompia.jsp
March 01, 2007 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods … antigen detection by enzyme immunoassay technique, qualitative or semi-quantitative, multiple step method … agent antigen detection by enzyme immunoassay technique, qualitative or semiquantitative, multiple-step method
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hcup-us.ahrq.gov/reports/methods/2004_06_add_09.pdf
January 01, 2004 - HCUP Methods Series Report
# 2004-06. ONLINE November 1, 2011. U.S. … Available: http://www.hcup-us.ahrq.gov/reports/methods/methods.jsp. … UTILIZATION PROJECT (HCUP) E CODE EVALUATION
ADDENDUM WITH UPDATED INFORMATION FOR 2009
HCUP Method … second-hand tobacco smoke
E870-E879
Misadventures during surgical and medical care & surgical and medical
procedures … Number of Diagnosis and Procedure Fields by State, 2007
Table 6.
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hcup-us.ahrq.gov/reports/methods/2016-09UG.pdf
January 01, 2016 - data year 2014 (Methods Series Report #2016-
XX). … For more information refer to the
following sections of the Method Series report:
• Overview of the … • To understand the range of programs
that may serve the uninsured, see
Appendix C in the Method … Use of Secondary Procedure Days in the AHRQ Quality Indicators, Version 3.1
Table 5. … Number of Diagnosis and Procedure Fields by State, 2007
Table 6.
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hcup-us.ahrq.gov/db/nation/nass/2018_NASS_Introduction.pdf
January 01, 2018 - Number of Procedures by In-Scope Clinical Classifications Software (CCS) for
Services and Procedure … (CCS-Services and Procedures) is
HCUP software that provides a method for classifying CPT codes and … the compressed, encrypted data-related files using the same password
and third-party zip utility method … The choice of an appropriate method for calculating
variances for nationwide estimates depends on the … https://www.hcup-us.ahrq.gov/reports/methods/2003_02.pdf
https://www.hcup-us.ahrq.gov/reports/methods
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hcup-us.ahrq.gov/reports/methods/2014-03UserGuide.pdf
January 01, 2014 - HCUP
Methods Series Report # 2014-03 ONLINE. December 17, 2014. U.S. … For more information refer to the
following sections of the Method Series report:
Overview of the … To understand the range of programs
that may serve the uninsured, see
Appendix C in the Method … Use of Secondary Procedure Days in the AHRQ Quality Indicators, Version 3.1
Table 5. … Number of Diagnosis and Procedure Fields by State, 2007
Table 6.
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hcup-us.ahrq.gov/db/nation/nrd/nrdchecklist.jsp
November 01, 2024 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Administrative codes for the conditions or procedures of interest (ICD-9-CM and ICD-10-CM/PCS,) should … Review the HCUP Method Series Report on Calculating Nationwide Readmissions Database (NRD) Variances … For information on estimating incidence and prevalence, review the HCUP Methods Series Report # 2016-
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hcup-us.ahrq.gov/reports/methods/2017-05.pdf
January 01, 2017 - year 2014 (Methods Series Report #2016-09),
and data year 2015 (Methods Series Report #2017-05). … For more information refer to the
following sections of the Method Series report:
• Overview of the … • To understand the range of programs
that may serve the uninsured, see
Appendix C in the Method … Use of Secondary Procedure Days in the AHRQ Quality Indicators, Version 3.1
Table 5. … Number of Diagnosis and Procedure Fields by State, 2007
Table 6.
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hcup-us.ahrq.gov/db/ccr/ed-ccr/ed-ccr.jsp
June 01, 2025 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods … summary of State participation
The methodologies document contains:
An overview of the CCR method
-
hcup-us.ahrq.gov/reports/methods/2015-08.pdf
January 01, 2015 - HCUP Methods Series Report #2015-08 ONLINE. October 13, 2015. U.S. … For more information refer to the
following sections of the Method Series report:
Overview of the … To understand the range of programs
that may serve the uninsured, see
Appendix C in the Method … Use of Secondary Procedure Days in the AHRQ Quality Indicators, Version 3.1
Table 5. … Number of Diagnosis and Procedure Fields by State, 2007
Table 6.
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hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2022.pdf
November 01, 2024 - Because very few cases have more than 40 diagnoses or more than 25
procedures, the diagnosis and procedure … • These variance calculations are based on finite-sample theory, which is an appropriate
method … procedures coded on the record
PRDAY1 Number of days from admission to principal procedure
PRDAY2 … Procedure
Classes Refined PCLASSne Procedure Classes Refined for ICD-10-PCS
procedures
PCLASS_VERSION … Version of the Procedure Classes Refined for ICD-
10-PCS procedures
Linkage Data
Elements
HOSP_NIS
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hcup-us.ahrq.gov/toolssoftware/ccs/ccs.jsp
July 01, 2025 - Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods … Appendix B: Single-Level Procedures (txt file, 37 KB). … Appendix D: Multi-Level Procedures (txt file, 111 KB). … A Method for Assessing the Risk of Influenza Attributable Rehospitalization . … adjustment of managed care claims data using the clinical classifications for health policy research method
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hcup-us.ahrq.gov/db/nation/nis/2015HCUPNationalInpatientSample.pdf
September 28, 2022 - http://www.hcup-us.ahrq.gov/reports/methods/methods.jsp
http://www.hcup-us.ahrq.gov/reports/methods/methods.jsp … Only
Procedure vector PR1-PR15 I10_PR1-I10_PR15
Procedure Version PRVER PRVER
Number of procedures … NPR I10_NPR
Day of procedure PRDAY1-PRDAY15 PRDAY1-PRDAY15
CCS for procedures PRCCS1-PRCCS15 Not availableb … documents
available on the Web page:
• A brief introduction to the ICD-10-CM/PCS coding system
• HCUP Methods … /2016-02.pdf
https://www.hcup-us.ahrq.gov/reports/methods/2016-02.pdf
https://www.hcup-us.ahrq.gov/datainnovations
-
hcup-us.ahrq.gov/news/archives.jsp
January 01, 2022 - Elixhauser Comorbidity Software Refined for ICD-10-CM
Chronic Condition Indicator Refined for ICD-10-CM
Procedure … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Participants learned how to categorize diagnosis and procedure codes into clinically meaningful categories … , as well as identify comorbidities, chronic conditions, and operating room procedures. … Classifications Software Refined (CCSR) for ICD-10-CM diagnoses (v2021.2; valid through FY 2021)
Procedure
-
hcup-us.ahrq.gov/reports/statbriefs/sb149.pdf
March 01, 2012 - for hospital stays, 1997 and 2010
All-listed CCS procedures
Number of stays
with the procedure … most rapid growth, 1997 and 2010
All-listed CCS procedures
Number of stays
with the
procedure … HCUP Methods Series Report #2003-2. Online. June 2005 (revised June 6, 2005). U.S. … HCUP Methods Series Report #2006–05. Online. August 18, 2006. U.S. … Available at
http://www.hcup-us.ahrq.gov/reports/methods/2006_05_NISTrendsReport_1988-2004.pdf.
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hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/nm9.pdf
June 16, 2014 - standards
• Collect tribal identifier data
• Evaluate race and ethnicity data quality
• Share methods … , tools and procedures with other states
Project Approach
• Legislative and policy change
• Hospital … hospitals (n=52) required to
report quarterly:
utilization, reasons for hospitalization, surgical procedures … code
and reporting frequency changes on:
– Timeliness
– Quality
– Completeness
Methods … data quality for all fields
• Changed regulations to align with 1997
OMB
• Developing systematic method
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hcup-us.ahrq.gov/db/nation/nass/2019_NASS_Introduction.pdf
January 01, 2019 - (CCS-Services and Procedures) is
HCUP software that provides a method for classifying CPT codes and … the compressed, encrypted data-related files using the same password
and third-party zip utility method … Encounter Predictive Model
Creation of the major ambulatory surgery encounter universe requires a method … The choice of an appropriate method for calculating
variances for nationwide estimates depends on the … https://www.hcup-us.ahrq.gov/reports/methods/2003_02.pdf
https://www.hcup-us.ahrq.gov/reports/methods
-
hcup-us.ahrq.gov/datainnovations/clinicaldata/AppendixFMHAAHQRKick-Off.jsp
July 01, 2016 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods … Zip
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Email
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