Minimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manual (2025)

This webpage includes the current version of the MDS 3.0 RAI Manual and associated documents. This page will be updated when:

  • An update is made to the MDS RAI 3.0 Manual
  • A newer version of the MDS RAI 3.0 Manual becomes available; or
  • Important information regarding the MDS 3.0 RAI Manual needs to be communicated.

Older versions of the MDS 3.0 RAI Manual are available for reference on theArchived: MDS 3.0 RAI Manualswebpage.

On this webpage you will also find the most current MDS 3.0 Item Sets and Appendix B which lists all of the State RAI and Automation Coordinators.

What's New –

June 26, 2024

The June update of Appendix B to theRAI 3.0 User’s Manualcontains changes to the list of State RAI Coordinators, MDS Automation Coordinators, and CMS locations and contacts.To ensure accurate formatting, use a current version of Adobe Acrobat Reader to view this PDF. Web-based or mobile browser plug-ins may affect how the file is displayed.The file is located in theDownloadssection below.

June 3, 2024

NOW AVAILABLE: Draft MDS 3.0 RAI User’s Manual version 1.19.1

The draft Minimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) User’s Manual version (v)1.19.1 is now available in the Downloads section on the Minimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manual page. The MDS 3.0 RAI User’s Manual v1.19.1 will be effective beginning October 01, 2024.

This version of the MDS 3.0 RAI Manual contains guidance to support the addition of new items N0415K: Anticonvulsant and O0350: Resident’s COVID-19 vaccination is up to date. Additionally, the Discharge Goals column in items GG0130: Self-Care and GG0170: Mobility have been removed; and the guidance and examples in Section GG have been revised to reflect the modification. Various minor alignments and corrections have been implemented throughout; specifics can be found in the included chapter/section change tables following the guidance.

May 17, 2024

NOW AVAILABLE: Final MDS 3.0 Item Sets version 1.19.1

The final Minimum Data Set (MDS) 3.0 Item Sets version (v)1.19.1 are now available in the Downloads section on the Minimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manual page. The MDS Item Sets v1.19.1 will be effective beginning October 01, 2024.

January 12, 2024

NOW AVAILABLE: Draft MDS 3.0 Item Sets version 1.19.1

The draft Minimum Data Set (MDS) 3.0 Item Sets version (v)1.19.1 and Item Matrix are now available in the Downloads section on theMinimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manualwebpage. The MDS Item Sets v1.19.1 will be effective beginning October 1, 2024.

October 23, 2023

The PDF file labeled “MDS3.0RAIManualv1.18.11R.Errata.v2.October.20.2023” is now available in theDownloadssection on theMinimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manualwebpage. The errata document contains revisions to theMDS 3.0 RAI Manualversion (v)1.18.11R to provide clarity and additional guidance in Section D and Chapter 6 to support item D0100, Should Resident Mood Interview be Conducted? serving as a gateway item for the Resident Mood Interview (PHQ-2 to 9©) and D0500, Staff Assessment of Resident Mood (PHQ-9-OV©). Minor revisions also included are corrections to language in Section Q to provide proper guidance on Care Area Assessment (CAA) requirements, corrections to language in Chapter 2 to provide proper guidance on combining Omnibus Budget Reconciliation Act (OBRA) discharge assessments, an updated Internet Quality Improvement & Evaluation System (iQIES) warning error message in Chapter 5, updated screenshots in Section A and Section O, and an updated MDS Item Matrix. The errata document also includes all issues from previousMDS 3.0 RAI Manualv1.18.11R errata releases.

Changed manual pages are marked with the footer “October 2023 (R).”

The errata document begins with a table that lists all identified revisions and the pages to which they have been applied. Following the table are the actual corrected replacement pages for insertion into the printed manual.

October 20, 2023

UPDATED: Final MDS 3.0 Item Sets v1.18.11 v6

The final Minimum Data Set (MDS) 3.0 Item Sets version (v)1.18.11 have been updated and are now available in theDownloadssection on theMinimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manualwebpage. Changes in this version (listed below) align the item sets with theErrata V3.01.3 for MDS Data Specifications V3.01.1 (FINAL) (PDF)posted September 21, 2023, on theMinimum Data Set (MDS) 3.0 Technical Informationwebpage. For a full list of changes to the final posted item sets since v1, see the Item Set Change Table Supplement that accompanies the posting. The MDS Item Sets v1.18.11 were effective beginning October 1, 2023.

M0300G1 on NPE Replaced erroneous skip pattern <Skip to N2005, Medication Intervention> with the correct one: <Skip to N0415, High-Risk Drug Classes: Use and Indication>.

O0300A on NP and NQ Corrected transposition of verbs in skip patterns (changed <Skip> to <Continue> in choice 0 and <Continue> to <Skip> in choice 1).

O0400 on NC and NQ Removed completion language <Complete only when A0310B = 1 (complete O0400D2 when required by state)>.

O0400 on NP and SP Removed completion language <Complete only when A0310B = 1>.

O0420 on NC, NP, and NQ Removed completion language <Complete only when A0310B = 1>.

September 8, 2023

MDS 3.0 RAI Manual v1.18.11 Errata – Now Available

The PDF file labeled “MDS3.0RAIManualv1.18.11R.Errata.September.8.2023” is now available in theDownloadssection on theMinimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manualwebpage. The errata document contains revisions to pages in Chapter 4 of the MDS 3.0 RAI Manual version (v)1.18.11R that better align the Care Area Assessments (CAAs) with the Care Area Trigger (CAT) CAAs to the CAT specifications, as well as a revision to Section D that corrects the Coding Instructions guidance for item D0160. Total Severity Score.

Changed manual pages are marked with the footer “October 2023 (R).”

The errata document begins with a table that lists all identified revisions and the pages to which they have been applied. Following the table are the actual corrected replacement pages for insertion into the printed manual.

Minimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manual (2025)

FAQs

What is the resident assessment instrument minimum data set? ›

The Resident Assessment Instrument/Minimum Data Set (RAI/MDS) is a comprehensive assessment and care planning process used by the nursing home industry since 1990 as a requirement for nursing home participation in the Medicare and Medicaid programs.

What is the minimum data set for resident assessment and care screening? ›

The Minimum Data Set (MDS) is part of the federally mandated process for clinical assessment of all residents in Medicare and Medicaid certified nursing homes. This process provides a comprehensive assessment of each resident's functional capabilities and helps nursing home staff identify health problems.

What is the RAI data set? ›

It is a database that captures longitudinal, demographic, clinical and functional information on residents who receive continuing care services in hospital-based facilities and long-term care homes that have 24-hour nursing available.

What is minimum data set MDS charting? ›

The Minimum Data Set (MDS) is a standardized assessment tool that measures health status in nursing home residents. MDS assessments are completed every 3 months (or more often, depending on circumstances) on nearly all residents of nursing homes in the United States.

What is the minimum data set for dummies? ›

Description of Measure: The Minimum Data Set (MDS) is a standardized, comprehensive assessment of an adult's functional, medical, psychosocial, and cognitive status. It is commonly used in long-term care facilities and outpatient and home-based social service programs for older adults.

What is an RAI and what is the purpose of it? ›

The Resident Assessment Instrument (RAI) process is a means of ensuring that residents receive the highest quality of care and can maintain the highest quality of life. The process helps nursing professionals and staff assess a resident's strengths and needs to create an individualized care plan.

What is the RAI risk assessment? ›

Summary: An RAI risk assessment is conducted to measure the likelihood and consequence of the potential RAI risks associated with the development and use of AI systems.

What is the Rai MDS in long-term care? ›

The RAI-MDS 2.0 assessment includes patient-level measures of function, mental and physical health, social support and service use. It was modified by the Canadian Institute for Health Information with permission for Canadian use.

What is RAI index? ›

The Regent Admission Index combines factors that strongly predict success at regent universities: ACT or SAT test score, high school cumulative grade-point average, and the number of completed high school core courses.

How long does it take to complete an MDS assessment? ›

Rehab Residents use MDS time based upon their length of stay: Less than 12 days = 2.15 hours per resident. Greater than 12 days but less than 30 days = 3.5 hours per resident.

When did MDS 3.0 start? ›

Assessment data for Skilled Nursing Swing Beds 3.0 is included in a separate file, MDS version 3.0 was implemented on October 1, 2010, replacing version 2.0.

What is the purpose of MDS assessment? ›

The Minimum Data Set (MDS) is a powerful tool for implementing standardized assessment and for facilitating care management in nursing homes (NHs) and non-critical access hospital swing beds (non-CAH SBs).

What is the minimum clinical data set? ›

The Minimum Data Set (MDS) Frequency data summarizes health status indicators for active residents currently in nursing homes. The MDS is part of the Federally-mandated process for clinical assessment of all residents in Medicare and Medicaid certified nursing homes.

What is patient minimum data set? ›

It is the only annual data collection to cover patient activity in specialist services in the voluntary sector and the NHS in England, Wales and Northern Ireland. The MDS was developed in 1995 by NCPC in association with the Hospice Information Service at St.

What is the minimum data set report? ›

The Minimum Data Set (MDS) is part of the U.S. federally mandated process for clinical assessment of all residents in Medicare or Medicaid certified nursing homes and non-critical access hospitals with Medicare swing bed agreements.

What is the MDS or minimum data set a form for? ›

The Minimum Data Set (MDS) is a powerful tool for implementing standardized assessment and for facilitating care management in nursing homes (NHs) and non-critical access hospital swing beds (non-CAH SBs).

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