-
hcup-us.ahrq.gov/reports/factsandfigures/2007/exhibit3_2.jsp
January 01, 2007 - DIAGNOSES
3. PROCEDURES
4. COSTS
5. … 28.5
166
Circumcision
1,159
1,299‡
26.2
25.3
12
Ophthalmologic and otologic diagnosis … and treatment (vision and hearing diagnosis and treatment)
*
532
*
10.4
*
Respiratory … of infant stays), vaccinations (performed in 28.5 percent of infant stays), and vision and hearing diagnosis
-
hcup-us.ahrq.gov/reports/statbriefs/sb170-Operating-Room-Procedures-United-States-2011.pdf
January 01, 2011 - defined using
the HCUP procedure classes tool.5 In this tool, OR procedures
are identified based on diagnosis-related … therapeutic, or minor
diagnostic.9 Major OR procedures are considered to be valid OR procedures based on diagnosis-related … missing or invalid charges that are imputed by taking the mean charges for all discharges of the same
diagnosis-related … patient to a severity of illness
subclass takes into consideration not only the level of the secondary diagnoses … but also the interaction
among secondary diagnoses, age, principal diagnosis, and the presence of certain
-
hcup-us.ahrq.gov/reports/methods/2012_04.pdf
January 01, 2012 - group (DRG), and AHRQ Clinical Classification
Software (CCS) for principal diagnoses and all-listed … diagnosis CCS, for the
same diagnosis CCS as a principal or secondary, and for all
causes … • Principal diagnosis of AMI (ICD-9-CM 410.0n–410.9n, where n
equals 0 or 1)
• Principal diagnosis … These diagnoses are not considered as
consistent with a scheduled, planned readmission. … Acuity and complications are identified by diagnoses.
-
hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2015Q1Q3_DX_PR_GRPS.TXT
October 31, 2017 - 7 Char Diagnosis 7
NRD 2015 NRD_2015Q1Q3_DX_PR_GRPS 71 DX8 7 Char Diagnosis … Diagnosis 15
NRD 2015 NRD_2015Q1Q3_DX_PR_GRPS 79 DX16 7 Char Diagnosis … Diagnosis 23
NRD 2015 NRD_2015Q1Q3_DX_PR_GRPS 87 DX24 7 Char Diagnosis … diagnosis 2
NRD 2015 NRD_2015Q1Q3_DX_PR_GRPS 96 DXCCS3 4 Num CCS: diagnosis … conditions
NRD 2015 NRD_2015Q1Q3_DX_PR_GRPS 140 NDX 3 Num Number of diagnoses
-
hcup-us.ahrq.gov/reports/statbriefs/sb260-Social-Determinants-County-Opioid-Rates-Hospital-Use-2016.pdf
January 01, 2016 - Definitions
Diagnoses and ICD-10-CM
The principal diagnosis is that condition established after study … All-listed diagnoses include the principal diagnosis plus these
additional secondary conditions. … In
October 2015, ICD-10-CM replaced the ICD-9-CM diagnosis with the ICD-10-CM diagnosis coding
system … There are over 70,000 ICD-10-CM
diagnosis codes. … The opioid diagnosis could be either a principal or secondary diagnosis.
-
hcup-us.ahrq.gov/db/state/siddist/Introduction_to_SID.pdf
September 01, 2025 - The HCUP unique record identifier
(KEY) provides the linkage between the Core files and the Diagnosis … into two sets of files based on the discharge date because of the
transition from reporting medical diagnoses … types of records
included in each SID (e.g., number of
discharges and hospitals by year,
number of diagnoses … CCSR) data elements
• ICD-9-CM Formats Program—Creates
SAS formats to label the values of ICD-9-
CM Diagnoses … and Procedures
• ICD-10-CM Formats Program—Creates
SAS formats to label the values of ICD-
10-CM Diagnoses
-
hcup-us.ahrq.gov/toolssoftware/ccs10/CCSCategoryNames(FullLabels).pdf
January 19, 2017 - SINGLE-LEVEL
CCS
DIAGNOSIS
CATEGORIES SINGLE-LEVEL CCS DIAGNOSIS CATEGORY LABELS
1 Tuberculosis
2 … disorders
ICD-10 CCS CATEGORY NAMES (FULL LABELS)
Single-Level CCS and Multi-Level CCS
Single-Level CCS - Diagnoses … CATEGORIES
MULTI-LEVEL CCS DIAGNOSIS CATEGORY LABELS
[Single-Level CCS Diagnosis Category]
1 Infectious … Secondary malignancies [42]
2.13 Malignant neoplasm without specification of site [43]
Multi-Level CCS - Diagnoses … [218]
16.30 Alcohol and drug rehabilitation/ detoxification [219]
16.31 Ophthalmologic and otologic diagnosis
-
hcup-us.ahrq.gov/db/nation/nass/stats/nass_summary_stats_encounter_weighted_2018.pdf
January 01, 2018 - 1
78 I10_DX2 Char 7 341 ICD-10-CM Diagnosis 2
79 I10_DX3 Char 7 348 ICD-10-CM Diagnosis 3
80 I10_ … DX4 Char 7 355 ICD-10-CM Diagnosis 4
81 I10_DX5 Char 7 362 ICD-10-CM Diagnosis 5
82 I10_DX6 Char 7 … CM Diagnosis 8
85 I10_DX9 Char 7 390 ICD-10-CM Diagnosis 9
86 I10_DX10 Char 7 397 ICD-10-CM Diagnosis … Char 7 432 ICD-10-CM Diagnosis 15
76 I10_NDX Num 3 181 ICD-10-CM Number of diagnoses on this record … 27 Procedure CCS
CPT 28 Procedure CCS
CPT 29 Procedure CCS
CPT 30 Procedure CCS
ICD-10-CM Number of diagnoses
-
hcup-us.ahrq.gov/db/nation/nass/stats/nass_summary_stats_encounter_unweighted_2018.pdf
January 01, 2018 - 1
78 I10_DX2 Char 7 341 ICD-10-CM Diagnosis 2
79 I10_DX3 Char 7 348 ICD-10-CM Diagnosis 3
80 I10_ … DX4 Char 7 355 ICD-10-CM Diagnosis 4
81 I10_DX5 Char 7 362 ICD-10-CM Diagnosis 5
82 I10_DX6 Char 7 … CM Diagnosis 8
85 I10_DX9 Char 7 390 ICD-10-CM Diagnosis 9
86 I10_DX10 Char 7 397 ICD-10-CM Diagnosis … Char 7 432 ICD-10-CM Diagnosis 15
76 I10_NDX Num 3 181 ICD-10-CM Number of diagnoses on this record … 27 Procedure CCS
CPT 28 Procedure CCS
CPT 29 Procedure CCS
CPT 30 Procedure CCS
ICD-10-CM Number of diagnoses
-
hcup-us.ahrq.gov/reports/statbriefs/sb75.pdf
June 01, 2009 - Diagnoses, ICD-9-CM, and Clinical Classifications Software (CCS)
ICD-9-CM is the International Classification … of Diseases, Ninth Revision, Clinical Modification, which
assigns numeric codes to diagnoses. … There are about 13,600 ICD-9-CM diagnosis codes. E-codes
supplement the ICD-9-CM diagnosis codes. … which is the diagnosis that appears first on the record and may not be the principal diagnosis. … cases were
based on principal diagnosis on the inpatient record.
-
hcup-us.ahrq.gov/reports/factsandfigures/2008/exhibit3_2.jsp
January 01, 2008 - DIAGNOSES
3. PROCEDURES
4. COSTS
5.
-
hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/hi31.jsp
September 01, 2014 - Administrative, or Billing Data
Image of a UB-92 (UB-04) Billing Form
Demographics (age, sex)
Diagnoses
-
hcup-us.ahrq.gov/reports/factsandfigures/2009/exhibit3_2.jsp
January 01, 2009 - DIAGNOSES
3. PROCEDURES
4. COSTS
5.
-
hcup-us.ahrq.gov/reports/factsandfigures/2007/exhibit3_1.jsp
January 01, 2007 - DIAGNOSES
3. PROCEDURES
4. COSTS
5.
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-ChangeLog-v20211-v20221.xlsx
October 01, 2021 - changes between the following releases of the Elixhauser Comorbidity Software Refined for ICD-10-CM diagnoses … have modifications to the measure description or abbreviation
Changes to the mapping of ICD-10-CM diagnosis … codes to comorbidity measure
List of ICD-10-CM diagnosis codes that were added to a comorbidity measure … List of ICD-10-CM diagnosis codes that were removed from a comorbidity measure
New_Comobidity_Measure … spondyloarthritis of multiple sites in spine AUTOIMMUNE
Removed_Diagnosis_Codes
List of ICD-10-CM diagnosis
-
hcup-us.ahrq.gov/db/nation/kid/reports/KID_design_rpt_2003.jsp
January 01, 2003 - outcomes are of interest for the nation as a whole and for policy-relevant inpatient subgroups defined by diagnoses … , the following screen was devised for births: an in-hospital birth diagnosis code (any diagnosis code … There were also some cases with birth diagnoses, but with ages of a few days. … Because the HCUP data are already edited for neonatal diagnoses inconsistent with age, we did not include … These cases have diagnoses that imply a newborn, but do not specifically indicate an in-hospital birth
-
hcup-us.ahrq.gov/reports/statbriefs/sb200-Procedures-Treat-Uterine-Fibroids.jsp
January 01, 2016 - HCUP databases, derived from information available from the Nielsen Company. 10
Definitions
Diagnoses … Secondary diagnoses are concomitant conditions that coexist at the time of the visit or admission or … ICD-9-CM assigns numeric codes to diagnoses and procedures. … There are approximately 14,000 ICD-9-CM diagnosis codes and 4,000 ICD-9-CM procedure codes. … ICD-9-CM diagnosis codes for identifying female genital cancer
ICD-9-CM diagnosis code
Description
-
hcup-us.ahrq.gov/reports/methods/2016-05.pdf
January 01, 2016 - ......................................................................................15
Frequent Diagnoses … Discuss variation across the HCUP States in the reporting of OS, hours in observation,
and common diagnoses … FREQUENT DIAGNOSES REPORTED ON RECORDS INVOLVING OBSERVATION
SERVICES
The section provides information … Diagnoses are categorized using the AHRQ Clinical Classifications Software (CCS).29
Table 1 lists … Services
Variation in Observation Services Reported
Reporting of Hours in Observation
Frequent Diagnoses
-
hcup-us.ahrq.gov/reports/factsandfigures/2007/pdfs/section4.pdf
January 01, 2007 - ...................................................................... 42
EXHIBIT 4.2 Cost by Diagnosis … Figures: Statistics on Hospital-Based Care in the United States, 2007 46
EXHIBIT 4.2 Cost by Diagnosis … 17.5
Cost, Growth and Contribution to CCS Body System Growth for Selected Principal Diagnoses … PRINCIPAL CCS BODY SYSTEM AND
CONDITION CATEGORY
& PRINCIPAL CCS DIAGNOSIS
Ten specific CCS
-
hcup-us.ahrq.gov/db/nation/kid/reports/Kid_1997_designreport.pdf
January 01, 1997 - cases that had
any of the following possible birth indicators: age of zero days (AGEDAY=0), neonatal diagnosis … definitions, and ICD-9-CM birth codes, the following screen was
selected for births: an in-hospital birth diagnosis … There were also some cases with birth diagnoses, but with ages of a few
days. … Since the HCUP data are already edited for neonatal diagnoses inconsistent with age, we did not
include … These cases have diagnoses that imply a newborn, but do not specifically indicate an in-hospital
birth