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Ambulatory Surgery - Characteristics by Patient County of Residence

Published by Department of Health Care Access and Information | State of California | Catalog Last Checked: November 28, 2025 at 07:18 PM | Dataset Last Updated: November 06, 2025 at 10:56 PM
This dataset contains annual ambulatory surgery summary data based upon the Patient’s County of Residence. The summary data includes discharge disposition, expected payer, sex, and race group. Physician-owned ambulatory surgery clinics do not report their data to HCAI and, therefore, are not included in the frequencies.

Resources

9 resources available

  • Ambulatory Surgery Characteristics – Sex by Patient County of Residence

    CSV
    Download

  • Ambulatory Surgery Characteristics – Expected Payer by Patient County of Residence

    CSV
    Download

  • Ambulatory Surgery Characteristics – Race Group by Patient County of Residence

    CSV
    Download

  • Ambulatory Surgery Characteristics – Disposition by Patient County of Residence

    CSV
    Download

  • Data Dictionary - Ambulatory Surgery Characteristics – Expected Payer by Patient County of Residence

    CSV
    Download

  • Data Dictionary - Ambulatory Surgery Characteristics – Sex by Patient County of Residence

    CSV
    Download

  • Data Dictionary - Ambulatory Surgery Characteristics – Disposition by Patient County of Residence

    CSV
    Download

  • Ambulatory Surgery - Notes

    DOCX
    Download

  • All resource data

    ZIP
    Download

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Complete Metadata
@type dcat:Dataset
accessLevel public
contactPoint 
{
  "fn": "Department of Health Care Access and Information, Healthcare Analytics Branch",
  "@type": "vcard:Contact",
  "hasEmail": "mailto:dataandreports@hcai.ca.gov"
}
description This dataset contains annual ambulatory surgery summary data based upon the Patient’s County of Residence. The summary data includes discharge disposition, expected payer, sex, and race group. Physician-owned ambulatory surgery clinics do not report their data to HCAI and, therefore, are not included in the frequencies.
distribution 
[
  {
    "@type": "dcat:Distribution",
    "title": "Ambulatory Surgery Characteristics – Sex by Patient County of Residence",
    "format": "CSV",
    "mediaType": "text/csv",
    "describedBy": "https://data.ca.gov/api/action/datastore_search?resource_id=623a2468-5a75-4f47-bf55-862b124324d5&limit=0",
    "description": "This data table contains annual ambulatory surgery summary data based upon the Patient’s County of Residence.  The patient’s sex is reported as male, female, or unknown.",
    "downloadURL": "https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/6920b8e2-25e1-41ba-acff-1586489738c3/download/sex_as_m2024_masked.csv",
    "describedByType": "application/json"
  },
  {
    "@type": "dcat:Distribution",
    "title": "Ambulatory Surgery Characteristics – Expected Payer by Patient County of Residence",
    "format": "CSV",
    "mediaType": "text/csv",
    "describedBy": "https://data.ca.gov/api/action/datastore_search?resource_id=a9c8a7ed-51ed-4a5e-a7ac-1366db041e26&limit=0",
    "description": "This data table contains annual ambulatory surgery summary data based upon the Patient’s County of Residence.  The expected payer is the type of entity or organization which is expected to pay or did pay the greatest share of the patient’s bill.",
    "downloadURL": "https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/48e632f2-8dd0-459c-ab3e-d20dd385ace3/download/expectedpayer_as_m_2024_masked.csv",
    "describedByType": "application/json"
  },
  {
    "@type": "dcat:Distribution",
    "title": "Ambulatory Surgery Characteristics – Race Group by Patient County of Residence",
    "format": "CSV",
    "mediaType": "text/csv",
    "describedBy": "https://data.ca.gov/api/action/datastore_search?resource_id=d3e8f195-9f73-4b13-9afc-1f95d78a37e0&limit=0",
    "description": "This data table contains annual ambulatory surgery summary data based upon the Patient’s County of Residence.  The Race Group is assigned based upon a combination of the Ethnicity and Race reported to HCAI.",
    "downloadURL": "https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/4d89cb89-4804-4d09-9e5b-8e1c4148e0b6/download/racegroup_as_m2024_masked.csv",
    "describedByType": "application/json"
  },
  {
    "@type": "dcat:Distribution",
    "title": "Ambulatory Surgery Characteristics – Disposition by Patient County of Residence",
    "format": "CSV",
    "mediaType": "text/csv",
    "describedBy": "https://data.ca.gov/api/action/datastore_search?resource_id=ebe05b7d-cc1e-4aa9-a581-c80e279f0461&limit=0",
    "description": "This data table contains annual ambulatory surgery summary data based upon the Patient’s County of Residence.  The patient’s discharge disposition refers to where a patient is being discharged or transferred.",
    "downloadURL": "https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/9b494113-dc33-457b-9d54-ef0dd8379f4a/download/disposition_as2024masked.csv",
    "describedByType": "application/json"
  },
  {
    "@type": "dcat:Distribution",
    "title": "Data Dictionary - Ambulatory Surgery Characteristics – Expected Payer by Patient County of Residence",
    "format": "CSV",
    "mediaType": "text/csv",
    "description": "Data Dictionary for https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/48e632f2-8dd0-459c-ab3e-d20dd385ace3/download/expectedpayer_as_m_2024_masked.csv",
    "downloadURL": "https://data.ca.gov/datastore/dictionary_download/a9c8a7ed-51ed-4a5e-a7ac-1366db041e26",
    "isDataDictionary": true
  },
  {
    "@type": "dcat:Distribution",
    "title": "Data Dictionary - Ambulatory Surgery Characteristics – Sex by Patient County of Residence",
    "format": "CSV",
    "mediaType": "text/csv",
    "description": "Data Dictionary for https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/6920b8e2-25e1-41ba-acff-1586489738c3/download/sex_as_m2024_masked.csv",
    "downloadURL": "https://data.ca.gov/datastore/dictionary_download/623a2468-5a75-4f47-bf55-862b124324d5",
    "isDataDictionary": true
  },
  {
    "@type": "dcat:Distribution",
    "title": "Data Dictionary - Ambulatory Surgery Characteristics – Disposition by Patient County of Residence",
    "format": "CSV",
    "mediaType": "text/csv",
    "description": "Data Dictionary for https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/9b494113-dc33-457b-9d54-ef0dd8379f4a/download/disposition_as2024masked.csv",
    "downloadURL": "https://data.ca.gov/datastore/dictionary_download/ebe05b7d-cc1e-4aa9-a581-c80e279f0461",
    "isDataDictionary": true
  },
  {
    "@type": "dcat:Distribution",
    "title": "Ambulatory Surgery - Notes",
    "format": "DOCX",
    "mediaType": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
    "description": "This word document provides details about disposition.",
    "downloadURL": "https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/f4f07f83-cc58-49f3-bcad-edb56aa7aab0/download/edascounty-frequency-notes.docx"
  },
  {
    "@type": "dcat:Distribution",
    "title": "All resource data",
    "format": "ZIP",
    "mediaType": "application/zip",
    "downloadURL": "https://data.chhs.ca.gov/dataset/3cc3605e-223e-4a31-84bf-ab4ae5e1664c/resource/f5631006-0966-4814-8209-c4d870154434/download/ambulatory-surgery-characteristics-by-patient-county-of-residence_-bmeb83o8.zip"
  }
]
identifier 86d77ebb-cc0d-40f3-8e4a-7794570e0379
issued 2018-04-10T15:58:22.429484
keyword 
[
  "AS",
  "Ambulatory Surgery",
  "department of health care access and information",
  "disposition",
  "expected payer",
  "gender",
  "hcai",
  "hospital",
  "outpatient surgery",
  "patient county",
  "race group",
  "sex"
]
license http://www.opendefinition.org/licenses/cc-by
modified 2025-11-06T22:56:12.852474
publisher 
{
  "name": "Department of Health Care Access and Information",
  "@type": "org:Organization"
}
theme 
[
  "Health and Human Services"
]
title Ambulatory Surgery - Characteristics by Patient County of Residence

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