Provider Data Catalog

Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey for hospital outpatient departments - Facility

A list of hospital outpatient department ratings for the Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey.

Freshness

Last posted
Period covered
Update frequency

Dates as CMS lists them in its catalog. CMS last changed the data itself on Jul 22, 2026.

Columns 20

The Provider Data Catalog lists only column headers in machine-readable form. Full definitions are in the data dictionary.

ColumnWhat it meansType
Facility IDfacility_idtext
Facility Namefacility_nametext
Addressaddresstext
City/Towncitytowntext
Statestatetext
ZIP Codezip_codetext
County/Parishcountyparishtext
Telephone Numbertelephone_numbertext
OAS CAHPS Measure IDoas_cahps_measure_idtext
OAS CAHPS Questionoas_cahps_questiontext
OAS CAHPS Answer Descriptionoas_cahps_answer_descriptiontext
OAS CAHPS Answer Percentoas_cahps_answer_percenttext
OAS CAHPS Answer Percent Footnoteoas_cahps_answer_percent_footnotetext
OAS CAHPS Linear Mean Valueoas_cahps_linear_mean_valuetext
Number of Completed Surveysnumber_of_completed_surveystext
Number of Completed Surveys Footnotenumber_of_completed_surveys_footnotetext
Survey Response Rate Percentsurvey_response_rate_percenttext
Survey Response Rate Percent Footnotesurvey_response_rate_percent_footnotetext
Start Datestart_datetext
End Dateend_datetext

At a glance

Catalog
Provider Data Catalog
Publisher
Centers for Medicare & Medicaid Services (CMS)
Rows
92,520
Columns
20
State column
state
Topics
Hospitals, Quality and ratings, Other facilities and suppliers

API

Free, no key needed. This request returns the first 10 rows as JSON:

https://data.cms.gov/provider-data/api/1/datastore/query/yizn-abxn/0?limit=10

To keep only one state, filter on the state column.

CMS's description

A list of hospital outpatient department ratings for the Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey. The OAS CAHPS survey collects information about patients' experiences of care in hospital outpatient departments (HOPDs) and ambulatory surgical centers (ASCs). The data are updated and reported each quarter with data from the most recently completed quarter replacing the oldest quarter of data.

The summary at the top is the first sentence of this description. Record id pdc:yizn-abxn. This record as JSON.

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