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hcup-us.ahrq.gov/reports/methods/2010_04.pdf
January 01, 2010 - Evaluation of the State Ambulatory
Surgery Databases, Available through the HCUP Central Distributor … Researchers and
policymakers use the SASD-CD to compare inpatient surgery data with ambulatory surgery … of the
types of procedures defined as ambulatory surgery. … surgery or
emergency department file. … 14,574,583 ambulatory surgery visits in a total of 2,942 facilities in 16 states.
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hcup-us.ahrq.gov/reports/methods/2011_02.pdf
January 01, 2011 - There are a total of 3,025 ambulatory surgery facilities in the SASD files. … Researchers and
policymakers use the SASD-CD to compare inpatient surgery data with ambulatory surgery … of the
types of procedures defined as ambulatory surgery. … in an ambulatory surgery or emergency department file. … 15,760,446 ambulatory surgery visits in a total of 3,025 facilities in 16 States.
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hcup-us.ahrq.gov/tech_assist/faq.jsp
September 01, 2025 - Some State
Ambulatory Surgery and Services Databases (SASD) include
ambulatory surgery … What is the Nationwide Ambulatory Surgery Sample (NASS)? … Are ambulatory surgery centers (ASCs) included in the NASS? … All SASD include data from hospital-owned ambulatory surgery facilities. … What is the Surgery Flags Software for Services and Procedures?
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompnj.jsp
August 01, 2006 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … and ED services is only flagged as ambulatory surgery. … However, ambulatory surgery records with evidence of ED services can be identified by HCUP data element … All records identified by New Jersey as ambulatory surgery are included in the SASD (STATE_AS=1 based … Identification of Hospital-Owned Ambulatory Surgery and Other Types of Outpatient Facilities in the SASD
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecomput.jsp
August 01, 2006 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … is included in the ambulatory surgery file. … Utah is in the process of forming a more precise definition of an ambulatory surgery record to be used … Selection of Records for Inclusion in the SASD
All records identified by Utah as ambulatory surgery … Identification of Hospital-Owned Ambulatory Surgery and Other Types of Outpatient Facilities in the SASD
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompnc.jsp
August 01, 2006 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure Classes for ICD-9-CM
Surgery … Partner
The North Carolina Department of Health and Human Services collects data on ambulatory surgery … collects outpatient data based on the following Uniform Billing Form (UB-04) bill types: ambulatory surgery … Identification of Hospital-Owned Ambulatory Surgery and Other Types of Outpatient Facilities in the SASD
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hcup-us.ahrq.gov/db/state/sedddist/sedddist_filecompak.jsp
June 01, 2024 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure Classes for ICD-9-CM
Surgery … Source Files
The Alaska Department of Health and Social Services collects data on ambulatory
surgery … identify each outpatient record with a patient
type:
Emergency room (value 1)
Outpatient surgery … SEDD records with evidence of other types of outpatient service, such as outpatient
surgery can be
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hcup-us.ahrq.gov/reports/methods/2009_03.pdf
January 01, 2009 - Evaluation of the State Ambulatory Surgery
Databases Available through the HCUP Central Distributor, … Researchers and
policymakers use the SASD-CD to compare inpatient surgery data with ambulatory surgery … of the
types of procedures defined as ambulatory surgery. … surgery or
emergency department file. … 14,094,046 ambulatory surgery visits in a total of 2,901 facilities in 16 states.
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hcup-us.ahrq.gov/reports/methods/2004_6_appendix_E.pdf
January 01, 2004 - 40% 50% 60% 70% 80% 90% 100%
WI
UT
SC
PA
NY
NC
MO
KY
FL
St
at
es
Percent of Ambulatory Surgery … Region
Pe
rc
en
t o
f E
c
od
e
C
om
pl
et
en
es
s
Figure 27: Hospital-Based Ambulatory Surgery … by/against Cut/pierce Other Mechanism Mechanism Unspecified
Figure 29: Hospital-based Ambulatory Surgery … Center Data
COMPARISONS OF AMBULATORY SURGERY DATA
SASD versus AHA
CONCLUSION
APPENDIX 1. … Center Data
COMPARISONS OF AMBULATORY SURGERY DATA
SASD versus AHA
CONCLUSION
APPENDIX 1.
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hcup-us.ahrq.gov/reports/methods/2008_08.pdf
January 01, 2008 - Evaluation of the State Ambulatory Surgery
Databases Available through the HCUP Central Distributor, … Evaluation of the State Ambulatory
Surgery Databases Available through
the HCUP Central Distributor … Evaluation of the State Ambulatory Surgery Databases
Available through the HCUP Central Distributor, … Freestanding Outpatient Surgery Center (FOSC) Data
The FOSC profiles freestanding ambulatory surgery … 13,522,781 ambulatory surgery encounters in 2,824 facilities in 15 states.
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompme.jsp
August 01, 2006 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … SASD File Composition: Maine
General SASD Notes
Types of Ambulatory Surgery … Collected by the Partner
The Maine Health Data Organization (MHDO) collects data on ambulatory surgery … MHDO does not collect data from ambulatory surgery facilities that are not owned by a hospital. … Identification of Hospital-Owned Ambulatory Surgery and Other Types of Outpatient Facilities in the SASD
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hcup-us.ahrq.gov/reports/highlights.jsp
June 01, 2021 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure Classes for ICD-9-CM
Surgery … Hospital and Ambulatory Surgery Care for Women's Cancers This Highlight summarizes findings on hospital … use, outpatient surgery use, hospital charges, and changing practice patterns for the care of breast
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hcup-us.ahrq.gov/reports/infographics/287_eye-surgeries.pdf
March 22, 2022 - Infographics - Eye Surgeries at Hospital-Owned Facilities
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hcup-us.ahrq.gov/reports/methods/2006_10.pdf
January 01, 2006 - States supplied ambulatory surgery records from hospital-based
and hospital-affiliated ambulatory surgery … Select states also supplied ambulatory
surgery records from freestanding facilities. … origin in an ambulatory surgery or emergency
department file. … Freestanding Outpatient Surgery Center (FOSC) Data
The FOSC profiles freestanding ambulatory surgery … counts (7,452,176) than
AHA surgery counts (3,629,860) are noted.
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hcup-us.ahrq.gov/toolssoftware/revisit/revisit.jsp
October 01, 2024 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure Classes for ICD-9-CM
Surgery … abstract from a hospital setting, which
can be an inpatient, emergency department or ambulatory surgery … and across
facilities and hospital settings (inpatient, emergency department,
ambulatory surgery … state and across facilities and hospital settings (inpatient, emergency department, and ambulatory surgery
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hcup-us.ahrq.gov/reports/methods/2007_04.pdf
January 01, 2007 - States supplied ambulatory surgery records from hospital-based
and hospital-affiliated ambulatory surgery … Select states also supplied ambulatory
surgery records from freestanding facilities. … origin in an ambulatory surgery or emergency
department file. … Freestanding Outpatient Surgery Center (FOSC) Data
The FOSC profiles freestanding ambulatory surgery … counts (9,032,338) than
AHA surgery counts (4,203,926) are noted.
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hcup-us.ahrq.gov/databases.jsp
January 01, 2025 - Documentation
Kids’ Inpatient Database (KID)
KID Database Documentation
Nationwide Ambulatory Surgery … State Inpatient Databases (SID)
SID Database Documentation
State Ambulatory Surgery and Services
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hcup-us.ahrq.gov/tech_assist/index_def.jsp
April 01, 2021 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure Classes for ICD-9-CM
Surgery … Emergency Department Data Evaluation (PDF report)
Enhanced State Grants
Evaluation of Ambulatory Surgery … Hospitals, 2003
Fact Book #8 Serving the Uninsured: Safety-Net Hospitals, 2003
Fact Book #9 Ambulatory Surgery … - Special Study on the Meaning of the First-Listed Diagnosis on Emergency Department and Ambulatory Surgery
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hcup-us.ahrq.gov/reports/methods/methods.jsp
February 01, 2025 - Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures
Surgery … ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure Classes for ICD-9-CM
Surgery … Administrative Data (PDF file, 301 KB)
Report #2011-02
Evaluation of the State Ambulatory Surgery … and NHDR Report (PDF file, 367 KB)
Report #2011-07
Evaluation of the State Ambulatory Surgery … Comparison Report (PDF file, 644 KB)
Report #2005-04
Evaluation of the State Ambulatory Surgery
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hcup-us.ahrq.gov/tech_assist/citations.jsp
April 01, 2021 - Nationwide Ambulatory Surgery Sample (NASS):
The study examined the 10 most common major ambulator … State Ambulatory Surgery and Services Databases (SASD):
This study explored surgery rates for older … www.hcup-us.ahrq.gov/nedsoverview.jsp
HCUP Nationwide Ambulatory Surgery Sample (NASS). … www.hcup-us.ahrq.gov/sidoverview.jsp
HCUP State Ambulatory Surgery and Services Databases (SASD). … HCUP Surgery Flags Software for Services and Procedures, v2020.1.