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

A list of the state averages for the OAS CAHPS Survey responses.

Part of the CMS Data Feeds Dataset › Medicare

Dataplex delivers this CMS feed as the analysis-ready table DWV.OUTPATIENT_AND_AMBULATORY_SURGERY_CONSUMER_ASSESSMENT_OF_HEALTHCARE_PROVIDERS_AND_SYSTEMS_OAS_CAHPS_SURVEY_FOR_HOSPITAL_OUTPATIENT_DEPARTMENTS__STATE on Snowflake and Databricks — six snapshot releases spanning 2024–2026, aligned to a single schema, refreshed automatically whenever CMS publishes a new file. Every row carries lineage back to the exact CMS source file that produced it.

Key facts

Snowflake	DWV.OUTPATIENT_AND_AMBULATORY_SURGERY_CONSUMER_ASSESSMENT_OF_HEALTHCARE_PROVIDERS_AND_SYSTEMS_OAS_CAHPS_SURVEY_FOR_HOSPITAL_OUTPATIENT_DEPARTMENTS__STATE
Databricks	cms_dwv.outpatient_and_ambulatory_surgery_consumer_assessment_of_healthcare_providers_and_systems_oas_cahps_survey_for_hospital_outpatient_departments__state
Update pattern	Full-refresh — each file replaces the prior snapshot
CMS published	2026-04-21
Loaded	2026-05-15
Columns	27 data + 6 lineage
File versions	6
License	CMS public data — U.S. Government work
Platforms	Snowflake Marketplace · Databricks Delta Sharing

Included in the CMS Data Feeds Dataset — start a free trial on Snowflake Marketplace.

Current — CMS last published this feed on 2026-04-21. Coverage runs through 2026-04-21. Next CMS release expected ~Jul 2026.

Full-refresh feed — each file version is a complete snapshot and newer files supersede older ones. Filter to the latest file (see the sample query) to avoid double-counting across versions.

Sample queries

Snowflake

-- Latest snapshot only (avoids double-counting across file versions)
SELECT *
FROM DWV.OUTPATIENT_AND_AMBULATORY_SURGERY_CONSUMER_ASSESSMENT_OF_HEALTHCARE_PROVIDERS_AND_SYSTEMS_OAS_CAHPS_SURVEY_FOR_HOSPITAL_OUTPATIENT_DEPARTMENTS__STATE
WHERE FILE_ID IN (
  SELECT ID FROM DWV.FEEDS_FILES WHERE IS_LATEST = 1
)
LIMIT 100;

Databricks

About this feed

A list of the state averages for the OAS CAHPS Survey responses. 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.

— Source: CMS feed metadata

Keywords: Medicare, Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey for hospital outpatient departments - State Theme: Medicare

Coverage timeline

2024 🟩 · 2025 🟩 · 2026 🟩

3 of 3 years with snapshot releases — no gaps.

Release history

Reporting period	CMS published	Loaded	Latest file
Snapshot as of 2026-04-21	2026-04-21	2026-05-15	✓
Snapshot as of 2026-01-26	2026-01-26	2026-02-28
Snapshot as of 2025-10-14	2025-10-14	2025-11-28
Snapshot as of 2025-07-16	2025-07-16	2025-08-06
Snapshot as of 2025-01-08	2025-01-08	2025-02-27
Snapshot as of 2024-10-10	2024-10-10	2024-12-14

Data dictionary

📋 27 data columns + 6 lineage columns

Column-level definitions are maintained by CMS in the official Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey for hospital outpatient departments - State data dictionary.

Data columns

Column	Type
STATE	TEXT
OAS_CAHPS_MEASURE_ID	TEXT
OAS_CAHPS_QUESTION	TEXT
OAS_CAHPS_ANSWER_DESCRIPTION	TEXT
OAS_CAHPS_ANSWER_PERCENT	TEXT
OAS_CAHPS_ANSWER_PERCENT_FOOTNOTE	NUMBER
START_DATE	DATE
END_DATE	DATE
PATIENTS_WHO_REPORTED_THAT_STAFF_DEFINITELY_GAVE_CARE_IN_A_PROFESSIONAL_WAY_AND_THE_FACILITY_WAS_CLEAN	NUMBER
PATIENTS_WHO_REPORTED_THAT_STAFF_SOMEWHAT_GAVE_CARE_IN_A_PROFESSIONAL_WAY_OR_THE_FACILITY_WAS_SOMEWHAT_CLEAN	NUMBER
PATIENTS_WHO_REPORTED_THAT_STAFF_DID_NOT_GIVE_CARE_IN_A_PROFESSIONAL_WAY_OR_THE_FACILITY_WAS_NOT_CLEAN	NUMBER
FACILITIES_AND_STAFF_LINEAR_MEAN_SCORE	NUMBER
PATIENTS_WHO_REPORTED_THAT_STAFF_DEFINITELY_COMMUNICATED_ABOUT_WHAT_TO_EXPECT_DURING_AND_AFTER_THE_PROCEDURE	NUMBER
PATIENTS_WHO_REPORTED_THAT_STAFF_SOMEWHAT_COMMUNICATED_ABOUT_WHAT_TO_EXPECT_DURING_AND_AFTER_THE_PROCEDURE	NUMBER
PATIENTS_WHO_REPORTED_THAT_STAFF_DID_NOT_COMMUNICATE_ABOUT_WHAT_TO_EXPECT_DURING_AND_AFTER_THE_PROCEDURE	NUMBER
COMMUNICATION_ABOUT_YOUR_PROCEDURE_LINEAR_MEAN_SCORE	NUMBER
PATIENTS_WHO_GAVE_THE_FACILITY_A_RATING_OF_9_OR_10_ON_A_SCALE_FROM_0_LOWEST_TO_10_HIGHEST_	NUMBER
PATIENTS_WHO_GAVE_THE_FACILITY_A_RATING_OF_7_OR_8_ON_A_SCALE_FROM_0_LOWEST_TO_10_HIGHEST_	NUMBER
PATIENTS_WHO_GAVE_THE_FACILITY_A_RATING_OF_0_TO_6_ON_A_SCALE_FROM_0_LOWEST_TO_10_HIGHEST_	NUMBER
PATIENTS_RATING_OF_THE_FACILITY_LINEAR_MEAN_SCORE	NUMBER
PATIENTS_WHO_REPORTED_YES_THEY_WOULD_DEFINITELY_RECOMMEND_THE_FACILITY_TO_FAMILY_OR_FRIENDS	NUMBER
PATIENTS_WHO_REPORTED_PROBABLY_YES_THEY_WOULD_RECOMMEND_THE_FACILITY_TO_FAMILY_OR_FRIENDS	NUMBER
PATIENTS_WHO_REPORTED_NO_THEY_WOULD_NOT_RECOMMEND_THE_FACILITY_TO_FAMILY_OR_FRIENDS	NUMBER
PATIENTS_RECOMMENDING_THE_FACILITY_LINEAR_MEAN_SCORE	NUMBER
NUMBER_OF_SAMPLED_PATIENTS	NUMBER
NUMBER_OF_COMPLETED_SURVEYS	NUMBER
SURVEY_RESPONSE_RATE_PERCENT	NUMBER

Lineage columns (present on every feed table)

Column	Type	Description
ROW_ID	TEXT	Unique row ID for this table (PK)
FILE_ID	TEXT	Source file — joins to FEEDS_FILES.ID (FK)
FILE_FEED_ID	TEXT	Parent feed — joins to FEEDS.ID (FK)
FILE_NAME	TEXT	Source file name as published by CMS
ROWNUM	NUMBER	Row number within the source file
CREATED_AT	TIMESTAMP_NTZ	Timestamp when the record was loaded

Row-level lineage

Every row in this table traces to the exact CMS source file that produced it. The FILE_ID column joins to the FEEDS_FILES catalog table, and FILE_FEED_ID joins to the FEEDS master table:

Trace any row back to its source file and reporting period:

SELECT d.STATE, d.OAS_CAHPS_MEASURE_ID, d.OAS_CAHPS_QUESTION,
       ff.TEMPORAL_START, ff.TEMPORAL_END, ff.CMS_FEED_MODIFIED
FROM DWV.OUTPATIENT_AND_AMBULATORY_SURGERY_CONSUMER_ASSESSMENT_OF_HEALTHCARE_PROVIDERS_AND_SYSTEMS_OAS_CAHPS_SURVEY_FOR_HOSPITAL_OUTPATIENT_DEPARTMENTS__STATE d
JOIN DWV.FEEDS_FILES ff ON d.FILE_ID = ff.ID;

Source & provenance

Published by the Centers for Medicare & Medicaid Services.

• Official CMS documentation

Frequently asked questions

How often is Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey for hospital outpatient departments - State updated?

CMS last published this feed on 2026-04-21. New releases are added automatically when CMS publishes them.

What years does Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey for hospital outpatient departments - State cover?

2024 through 2026.

How many records are in Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey for hospital outpatient departments - State?

Count the current snapshot yourself once the share is mounted:

SELECT COUNT(*)
FROM DWV.OUTPATIENT_AND_AMBULATORY_SURGERY_CONSUMER_ASSESSMENT_OF_HEALTHCARE_PROVIDERS_AND_SYSTEMS_OAS_CAHPS_SURVEY_FOR_HOSPITAL_OUTPATIENT_DEPARTMENTS__STATE d
JOIN DWV.FEEDS_FILES ff ON d.FILE_ID = ff.ID
WHERE ff.IS_LATEST = 1;

How do I get Outpatient and Ambulatory Surgery Consumer Assessment of Healthcare Providers and Systems (OAS CAHPS) survey for hospital outpatient departments - State data?

It's included in the CMS Data Feeds Dataset on the Snowflake Marketplace (free trial available) and via Databricks Delta Sharing. Once mounted, query DWV.OUTPATIENT_AND_AMBULATORY_SURGERY_CONSUMER_ASSESSMENT_OF_HEALTHCARE_PROVIDERS_AND_SYSTEMS_OAS_CAHPS_SURVEY_FOR_HOSPITAL_OUTPATIENT_DEPARTMENTS__STATE directly — no pipeline setup required.

Related feeds

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Get this feed

1. Start a free trial on Snowflake Marketplace or purchase via Databricks

2. Mount the share — the database and DWV schema appear in your account immediately

3. Run the sample query above — no ETL, no pipeline maintenance

Questions about this feed? Contact us at [e-mail].

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