The CMS Data Element Library (DEL) is the centralized resource for CMS assessment instrument data elements (e.g. questions and responses) and their associated health information technology (IT) standards.
The DEL does not contain patient health information (PHI).
What is the purpose of the DEL?
Promotes interoperable health information exchange
Supports "Patients over Paperwork"
Assists with standardization of assessment data elements to help facilitate care coordination
What is included in the DEL?
CMS Assessment Instrument
Inpatient Rehabilitation Facilities (IRFs)
IRF Patient Assessment Instrument (IRF-PAI)
Home Health Agencies (HHAs)
Outcome and Assessment Information Set (OASIS)
Long-Term Care Hospitals (LTCHs)
LTCH Continuity Assessment Record and Evaluation (CARE) Data Set (LCDS)
Skilled Nursing Facilities (SNFs)
Minimum Data Set (MDS)
Hospice Item Set (HIS)
Home and Community-Based Services (HCBS)
Functional Assessment Standardized Items (FASI)
Looking for the CMS electronic clinical quality measure (eCQM) Data Element Repository (DERep)? The DERep is an online searchable repository that provides all the data elements and definitions associated with eCQMs used in CMS quality reporting programs by eligible hospitals, critical access hospitals, providers, and clinicians.
To receive DEL updates, please subscribe to the DEL listserv at following link: Link DEL Listserv
Upcoming DEL Outages: The Data Element Library will be unavailable at the following times:
Friday 7/23/21 8pm ET through Saturday 7/24/21 8pm ET
The DEL has been updated to include the following new and updated CMS content: