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  1. hcup-us.ahrq.gov/reports/statbriefs/sb85.pdf
    January 01, 2010 - International Classification of Diseases, Ninth Revision, Clinical Modification, which assigns numeric codes … There are about 13,600 ICD-9-CM diagnosis codes and 3,500 ICD-9-CM procedure codes.
  2. hcup-us.ahrq.gov/db/nation/kid/reports/CalculatingKIDVariances.pdf
    December 16, 2005 - Calculating Variances Using the 1999 Nationwide Inpatient Sample December 16, 2005 Methods Series Report # 2005-5 Healthcare Cost and Utilization Project Agency for Healthcare Research and Quality 540 Gaither Road Rockville, MD 2085…
  3. 2016-01 (pdf file)

    hcup-us.ahrq.gov/reports/projections/2016-01.pdf
    January 01, 2016 - either International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM) codes
  4. hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/or19.pdf
    June 16, 2014 - Record Linkage Concepts Record Linkage Concepts Acknowledgements Slides adapted from training materials developed by CDC–NPCR Faculty: • Melissa Jim, CDC/IHS melissa.jim@ihs.gov • David Espey, CDC/IHS david.espey@ihs.gov CDC/Link Plus development and training: • Kathleen Thoburn • David Gu A…
  5. hcup-us.ahrq.gov/toolssoftware/ccsr/PRCCSR-ChangeLog-v20241-v20251.xlsx
    November 01, 2024 - that have modifications to the category description Changes to the mapping of ICD-10-PCS procedure codes … to CCSR category List of ICD-10-PCS procedure codes that are mapped into a different CCSR category … List of ICD-10-PCS procedure codes that were added to the CCSR tool End of Content New_CCSR_category … descriptions in v2025.1 End of Content Change_PR_to_CCSR_mapping List of ICD-10-PCS procedure codes … Technology Group 6 MAM015 MAM014 End of Content Added_procedure_codes List of ICD-10-PCS procedure codes
  6. hcup-us.ahrq.gov/db/state/siddist/siddistvarnote1998.jsp
    September 01, 2007 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes
  7. hcup-us.ahrq.gov/db/state/siddist/siddistvarnote1997.jsp
    September 01, 2007 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes
  8. hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2004_Design_Report.pdf
    January 01, 2004 - rural hospital location for the sampling strata to use the newer Core Based Statistical Area (CBSA) codes … rather than the older Metropolitan Statistical Area (MSA) codes. … rather than the older Metropolitan Statistical Area (MSA) codes. … hospitals within the frame states, as well as random ordering of hospitals within three-digit ZIP Codes … Generally, three-digit ZIP Codes that are proximal in value are geographically near one another within
  9. hcup-us.ahrq.gov/reports/statbriefs/sb274-COVID19-Hospital-Payer.pdf
    December 01, 2020 - There are over 70,000 ICD-10-CM diagnosis codes.
  10. hcup-us.ahrq.gov/db/state/sasddist/sasddistvarnote2003.jsp
    May 01, 2020 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes
  11. hcup-us.ahrq.gov/reports/statbriefs/sb154.jsp
    April 01, 2013 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes … International Classification of Diseases, Ninth Revision, Clinical Modification, which assigns numeric codes … There are approximately 4,000 ICD-9-CM procedure codes. … CCS categorizes procedure codes into clinically meaningful categories. 9 This "clinical grouper" makes
  12. hcup-us.ahrq.gov/reports/statbriefs/sb79.jsp
    September 01, 2009 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes … International Classification of Diseases, Ninth Revision, Clinical Modification, which assigns numeric codes … There are about 13,600 ICD-9-CM diagnosis codes. … metropolitan areas were further divided into large and small metropolitan areas using the Urban Influence Codes
  13. hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2000_CORE.TXT
    January 01, 2000 - Data Set Name: KID_2000_CORE Number of Observations: 2516833 Total Record Length: 509 Total Number of Variables: 120 Columns Description: ======= ============ 1- 3 Database name 5- 8 Discharge year of data 10- 25 File name 27- 29 Variable number 31- 49 Variable na…
  14. hcup-us.ahrq.gov/reports/natstats/his96/table1d.htm
    January 01, 1996 - $5,730 $8,109 3.6 0.0 0.0 28.8 11.7.3 Outcome of delivery (V codes … Out of the "All Discharges" category, 12,218 discharges had missing or invalid diagnosis codes and
  15. hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/about_grants_re.jsp
    July 01, 2016 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes … file, 37 KB; HTML ) Addresses data collection, staff burden, definitions of R/E/L terms, OSHPD codes
  16. hcup-us.ahrq.gov/reports/statbriefs/sb12.pdf
    September 01, 2006 - International Classification of Diseases, Ninth Revision, Clinical Modification, which assigns numeric codes … There are about 12,000 ICD-9-CM diagnosis codes.
  17. hcup-us.ahrq.gov/reports/statbriefs/sb6.jsp
    May 01, 2006 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes … CCS categorizes patient diagnoses and procedure codes into clinically meaningful categories.
  18. hcup-us.ahrq.gov/reports/methods/MS2021-01-Expected-Payer-Coding-Supplements.jsp
    December 01, 2021 - HCUP Methods Series Supplements 1–3: An Examination of Expected Payer Coding in HCUP Databases (Updated for 2019 HCUP Data)   Report #2021-01   Contact Information: Healthcare Cost and Utilization Project (HCUP) Agency for Healthcare Research and Quality 5600 Fishers Lane Room 07W17B Ma…
  19. hcup-us.ahrq.gov/reports/statbriefs/sb101.jsp
    November 01, 2010 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes … International Classification of Diseases, Ninth Revision, Clinical Modification, which assigns numeric codes … There are about 13,600 ICD-9-CM diagnosis codes.
  20. hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1998_Design_Report.jsp
    January 01, 1998 - for ICD-9-CM Elixhauser Comorbidity Software for ICD-9-CM Utilization Flags for Revenue Center Codes … generalizability of hospitals within the frame states, and random ordering of hospitals within three-digit zip codes … Generally, three-digit zip codes that are near in value are geographically near within a state.

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