SEER-linked Data for Healthcare Delivery Research

Surveillance, Epidemiology and End Results (SEER) data linkages are the result of collaborative efforts between the National Cancer Institute (NCI) and the Centers for Medicare and Medicaid Services (CMS). SEER-Medicare, SEER-CAHPS (Consumer Assessment of Healthcare Providers and Systems) and SEER-MHOS (Medicare Health Outcomes Survey) link SEER cancer registry data with medical and/or patient-reported health information.

Types of Data Available by SEER Linkage


  • SEER Cancer Registry Data

  • Medicare Enrollment

  • Medicare Advantage Enrollees

  • Fee-for-Service Enrollees

  • Claims Data

  • Physician & Hospital Characteristics

  • Experience of Care (CAHPS) Survey Data

  • Health-Related Quality of Life (MHOS) Survey Data

SEER-Medicare

includes data types for SEER Cancer
  Registry Data, Medicare Enrollment, Medicare Advantage Enrollees, Fee-for-Service Enrollees, Claims Data, and Physician & Hospital Characteristics

SEER-CAHPS

includes data types for SEER Cancer
  Registry Data, Medicare Enrollment, Medicare Advantage Enrollees, Fee-for-Service Enrollees, Claims Data, and Physician & Hospital Characteristics, and Experience of care (CAHPS) Survey Data

SEER-MHOS

includes data types for SEER Cancer
  Registry Data, Medicare Enrollment, Medicare Advantage Enrollees, and Health-Related Quality
  of life (MHOS) Survey Data

Download the infographic (PDF, 295 KB)

Last Updated: 01 Apr, 2019