Methodology section's last revision date: March 15, 2024
The Certificate of Need (CN) program is a regulatory process that requires certain healthcare providers to obtain state approval before building certain types of facilities or offering new or expanded services. Program staff members are available to provide technical assistance to you before submitting your application. Staff members are also available to help you determine if a Certificate of Need is necessary.
- Hospital/acute care
- Adult elective percutaneous coronary interventions
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- 2023-2024 percutaneous coronary interventions (PCI) final numeric need forecasts (PDF) - Published January 2024
- 2023-2024 percutaneous coronary interventions (PCI) initial numeric need forecasts (PDF) - Published December 2023
The initial PCI methodologies were available for suggested corrections until January 10, 2024 at 11:59 p.m. (the deadline was extended from January 7, 2024 to assist providers). If you would like the Excel version contact the CN program.
For comparison, two different runs of the methodology were produced. One using Clinical Outcomes Assessment Program (COAP) data. The other, using Comprehensive Hospital Abstract Reporting System (CHARS) data and department outpatient survey results. These data sources are identified in WAC 246-310-745(7).
- Hospice
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- 2023-2024 Hospice Need Methodology (PDF) - Final method with Fall 2023 decisions
- 2022-2023 Hospice Need Methodology (PDF) - Updated with October decisions
- 2021-2022 Hospice Need Methodology (PDF) - Updated with October and November 2021 decisions
- 2020-2021 Hospice Need Methodology (PDF) - Updated with October 2020 decisions and corrections
- 2019-2020 Hospice Need Methodology (PDF) - Updated with November 2019 decisions
- 2018-2019 Hospice Need Methodology (PDF) - Updated for population October 2018
- 2017-2018 Hospice Need Methodology (PDF)
- Nursing homes
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Nursing home projects' current capital expenditure threshold is set at a minimum of $3,865,655. Updated January 2024 and established for calendar years 2024 and 2025, Washington Administration Code 246-310-900.
- 2024-2025 Nursing Home Capital Expenditure (PDF)
- Nursing Home Bed Supply (PDF) - Updated February 2024
- 2024-2026 Nursing Home Bed Need Forecast – 70+ (PDF)
- 2023-2025 Nursing Home Bed Need Forecast – 70+ corrected (PDF)
- 2022-2024 Nursing Home Bed Need Forecast – 70+ (PDF)
- Estimating Nursing Home Comparable Home and Community-based Long-Term Care Capacity – updated 2018 (PDF)
- End-stage renal disease (ESRD)
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- Map of King County Sub Service Areas (PDF)
- Map of Pierce County Sub Service Areas (PDF)
- Map of Snohomish County Sub Service Areas (PDF)
- Map of Spokane County Sub Service Areas (PDF)
- Corresponding Zip Code Maps (PDF)
Operational Station Report and Timeline Modifications
- ESRD operational station report (PDF) updated April 2023 posted in accordance to Washington Administrative Code 246-310-803(6).
- Timeline modifications that have been approved are detailed on the above ESRD operational station report. These timeline modifications may impact whether the department can approve new in-center dialysis stations.
End-stage Renal Disease Service Area Methodologies
- 2024 Dialysis Need Methodologies (PDF) - This file includes each planning area's numeric need calculations.
- To access current ESRD superiority files contact the CN Program.
CN Utilization Survey Information
Survey section's last revision date: March 29, 2024
| Facility Type | Survey Start Date | Survey Close Date | Link to Survey |
|---|---|---|---|
| Hospice | April 1 | May 1 | Hospice Survey |
| Acute Care Bed | July 1 | August 1 | Acute Care Bed Survey |
| Percutaneous Coronary Intervention (PCI) | July 10 | August 15 | PCI Survey |
| Operating Rooms (OR) | August 1 | September 1 | OR Survey |
| Home Health | September 1 | October 1 | Home Health Survey |
Numeric Need Methodology Regulations
The CN Program determines need according to factors that are variable in relation to the proposed services. These standards are outlined in the Washington Administrative Code, linked below.
- Ambulatory surgery
- Adult elective percutaneous coronary interventions
- End-stage renal disease – kidney treatment
- Home health, State Health Plan, Volume 2 (PDF)
- Hospice
- Hospice care centers
- Hospital, State Health Plan, Volume 2 (PDF)
- Kidney transplant
- Nursing homes
- Open heart surgery
- Pediatric cardiac surgery and interventional treatment
Contact and Connect
- CN program contact and mailing information
- To receive Certificate of Need information, subscribe for updates at the bottom of the page.