| https://portal.cms.gov/ (broken for 9 weeks, first seen 2026-W25) | 503 | broken link | /resources/2018-value-modifier-performance-year-2016-methodology |
| https://download.cms.gov/encounter_data/medicare%20advantage%20encounter%20data%20analytical%20methods_508.pdf (broken for 6 weeks, first seen 2026-W30) | 404 | broken link | /resources/medicare-service-type-reports-methodology /resources/cms-program-statistics-methodology /summary-statistics-on-use-and-payments/medicare-medicaid-service-type-reports/cms-program-statistics-medicare-advantage-outpatient-facility +1 more |
| https://www.qualitynet.org/pch/pchqr/measures (broken for 2 weeks, first seen 2026-W35) | ECONNREFUSED | broken link | /provider-data/topics/hospitals/pps-exempt-cancer-hospitals |
| https://qpp.cms.gov/ (broken for 8 weeks, first seen 2026-W25) | 404 | broken link | /cms-innovation-center-programs/cms-innovation-models-overview/innovation-center-model-summary-information |
| https://www.cms.gov/Medicare/Quality-Initiatives-Patient-Assessment-Instruments/IRF-Quality-Reporting/index.html (broken for 9 weeks, first seen 2026-W24) | 404 | broken link | /provider-data/topics/inpatient-rehabilitation-facilities/data |
| https://www.qualitynet.org/ipf/ipfqr/measures (broken for 5 weeks, first seen 2026-W34) | UND_ERR_CONNECT_TIMEOUT | broken link | /provider-data/topics/hospitals/veterans-administration-hospitals |
| https://www.cdc.gov/flu/prevent/keyfacts.htm (broken for 10 weeks, first seen 2026-W26) | 404 | broken link | /provider-data/topics/hospitals/timely-effective-care |
| https://qpp.cms.gov/mips/overview (broken for 10 weeks, first seen 2026-W25) | 404 | broken link | /provider-data/topics/doctors-clinicians/data-sources /resources/quality-payment-program-experience-data-dictionary-2023 |
| https://www.nia.nih.gov/health/publication/falls-and-fractures (broken for 12 weeks, first seen 2026-W25) | 405 | broken link | /provider-data/topics/nursing-homes/quality-measures |
| https://resdac.org/sites/datadocumentation.resdac.org/files/CMS%20Parts%20A%20and%20Part%20B%20Payment%20Standardization%20-%20Basics%20%28updated%20May%202022%29.pdf (broken for 10 weeks, first seen 2026-W27) | 404 | broken link | /tools/geographic-variation-in-standardized-medicare-spending-state |
| https://www.medicaid.gov/medicaid/prescription-drugs/state-drug-utilization-data/index.html (broken for 3 weeks, first seen 2026-W36) | 404 | broken link | /summary-statistics-on-use-and-payments/medicare-medicaid-opioid-prescribing-rates/medicaid-opioid-prescribing-rates-by-geography /resources/medicaid-opioid-prescribing-rates-by-geography-methodology /tools/medicaid-drug-spending-dashboard |
| https://www.medicaid.gov/medicaid/prescription-drugs/medicaid-drug-rebate-program/index.html (broken for 3 weeks, first seen 2026-W36) | 404 | broken link | /summary-statistics-on-use-and-payments/medicare-medicaid-opioid-prescribing-rates/medicaid-opioid-prescribing-rates-by-geography /resources/medicaid-opioid-prescribing-rates-by-geography-methodology |
| https://www.qualityindicators.ahrq.gov/Modules/pqi_resources.aspx (broken for 7 weeks, first seen 2026-W25) | ERR_SSL_SSL/TLS_ALERT_HANDSHAKE_FAILURE | broken link | /resources/geographic-variation-methodology-2018 |
| https://www.qualityindicators.ahrq.gov/Modules/list_ahrq_qi.aspx (broken for 7 weeks, first seen 2026-W25) | ERR_SSL_SSL/TLS_ALERT_HANDSHAKE_FAILURE | broken link | /resources/geographic-variation-methodology-2018 |
| http://www.cdph.ca.gov/ (broken for 11 weeks, first seen 2026-W25) | UNABLE_TO_VERIFY_LEAF_SIGNATURE | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.ahca.myflorida.com/ (broken for 11 weeks, first seen 2026-W25) | ENOTFOUND | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.facilitystandards.idaho.gov/ (broken for 11 weeks, first seen 2026-W25) | ERR_TLS_CERT_ALTNAME_INVALID | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.dhmh.state.md.us/ (broken for 10 weeks, first seen 2026-W25) | ENOTFOUND | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| https://chfs.ky.gov/Pages/index.aspx (broken for 10 weeks, first seen 2026-W25) | 404 | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.msdh.state.ms.us/ (broken for 10 weeks, first seen 2026-W25) | UNABLE_TO_VERIFY_LEAF_SIGNATURE | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.ncdhhs.gov/dhsr (broken for 10 weeks, first seen 2026-W25) | 404 | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.odh.ohio.gov/ (broken for 10 weeks, first seen 2026-W25) | 404 | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.hawaii.gov/health (broken for 2 weeks, first seen 2026-W37) | UND_ERR_CONNECT_TIMEOUT | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.hss.state.ak.us/ (broken for 11 weeks, first seen 2026-W25) | UND_ERR_CONNECT_TIMEOUT | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.health.state.pa.us/ (broken for 10 weeks, first seen 2026-W25) | ENOTFOUND | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.doh.sd.gov/ (broken for 10 weeks, first seen 2026-W25) | ENOTFOUND | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.scdhec.gov/ (broken for 10 weeks, first seen 2026-W25) | 404 | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| https://www.tn.gov/humanservices (broken for 10 weeks, first seen 2026-W25) | ECONNRESET | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |
| http://www.adsa.dshs.wa.gov/ (broken for 10 weeks, first seen 2026-W25) | ENOTFOUND | broken link | /provider-data/topics/dialysis-facilities/state-survey-agency-contacts |