| Camp OrkilaCCN 503700 | Eastsound | — | — | Non-profit |
| DaVita Auburn ValleyCCN 502617 | Auburn | — | — | Profit |
| DaVita Battle Ground DialysisCCN 502584 | Battle Ground | — | — | Profit |
| DaVita Bellevue Dialysis CenterCCN 502542 | Bellevue | — | — | Profit |
| DaVita Cascade DialysisCCN 502581 | Burlington | — | — | Profit |
| DaVita Chinook Kidney CenterCCN 502559 | Richland | — | — | Profit |
| DaVita Cooks Hill DialysisCCN 502592 | Centralia | — | — | Profit |
| DaVita Cowlitz DialysisCCN 502620 | Woodland | — | — | Profit |
| DaVita East Wenatchee DialysisCCN 502569 | East Wenatchee | — | — | Profit |
| DaVita Ellensburg Dialysis CenterCCN 502552 | Ellensburg | — | — | Profit |
| DaVita Ferndale DialysisCCN 502619 | Ferndale | — | — | Profit |
| DaVita Graham Dialysis CenterCCN 502554 | Graham | — | — | Profit |
| DaVita Issaquah DialysisCCN 502611 | Issaquah | — | — | Profit |
| DaVita Lacey DialysisCCN 502607 | Lacey | — | — | Profit |
| DaVita Lake Aspen Home TrainingCCN 502612 | Yakima | — | — | Profit |
| DaVita Lake Tapps DialysisCCN 502605 | Sumner | — | — | Profit |
| DaVita Lakewood Community Dialysis CenterCCN 502519 | Lakewood | — | — | Profit |
| DaVita Lynnwood DialysisCCN 502595 | Lynnwood | — | — | Profit |
| DaVita Mason County Dialysis CenterCCN 502583 | Shelton | — | — | Profit |
| DaVita Mid Columbia Kidney CenterCCN 502504 | Pasco | — | — | Profit |
| DaVita Mill Creek Dialysis CenterCCN 502561 | Bothell | — | — | Profit |
| DaVita Monument Hill DialysisCCN 502610 | Quincy | — | — | Profit |
| DaVita Mount Baker Kidney at HomeCCN 502501 | Bellingham | — | — | Profit |
| DaVita Mt Adams Kidney CenterCCN 502514 | Sunnyside | — | — | Profit |
| DaVita Olympia Dialysis CenterCCN 502555 | Olympia | — | — | Profit |
| DaVita Parkland DialysisCCN 502566 | Parkland | — | — | Profit |
| DaVita Pilchuck DialysisCCN 502577 | Marysville | — | — | Profit |
| DaVita Puyallup DialysisCCN 502534 | Puyallup | — | — | Profit |
| DaVita Smokey Point Home DialysisCCN 502613 | Arlington | — | — | Profit |
| DaVita Tumwater Dialysis CenterCCN 502578 | Tumwater | — | — | Profit |
| DaVita Union Gap DialysisCCN 502543 | Union Gap | — | — | Profit |
| DaVita Wapato DialysisCCN 502596 | Wapato | — | — | Profit |
| DaVita Wenatchee Valley DialysisCCN 502568 | Wenatchee | — | — | Profit |
| DaVita Yakima Dialysis CenterCCN 502541 | Yakima | — | — | Profit |
| DaVita Zillah DialysisCCN 502571 | Zillah | — | — | Profit |
| FMC AberdeenCCN 502531 | Aberdeen | — | — | Profit |
| FMC ChehalisCCN 502539 | Chehalis | — | — | Profit |
| FMC ColvilleCCN 502557 | Colville | — | — | Profit |
| FMC LaceyCCN 502530 | Olympia | — | — | Profit |
| FMC Leah Layne Dialysis CenterCCN 502558 | Othello | — | — | Profit |
| FMC Moses Lake Dialysis UnitCCN 502529 | Moses Lake | — | — | Profit |
| FMC Omak Dialysis CenterCCN 502533 | Omak | — | — | Profit |
| FMC SheltonCCN 502548 | Shelton | — | — | Profit |
| FMC Thurston County Dialysis CenterCCN 502575 | Lacey | — | — | Profit |
| Fresenius Kidney Care Bonney LakeCCN 502602 | Bonney Lake | — | — | Profit |
| Fresenius Kidney Care Cowlitz CountyCCN 502599 | Longview | — | — | Profit |
| Fresenius Kidney Care Fisher's LandingCCN 502622 | Camas | — | — | Profit |
| Fresenius Kidney Care Gig HarborCCN 502588 | Gig Harbor | — | — | Profit |
| Fresenius Kidney Care Longview DialysisCCN 502616 | Longview | — | — | Profit |
| Fresenius Kidney Care Mt RainierCCN 502591 | Fircrest | — | — | Profit |
| Fresenius Kidney Care PuyallupCCN 502587 | Puyallup | — | — | Profit |
| Fresenius Kidney Care Skagit ValleyCCN 502598 | Mount Vernon | — | — | Profit |
| NKC Auburn Kidney CenterCCN 502520 | Auburn | — | — | Non-profit |
| NKC Bellevue Kidney CenterCCN 502505 | Bellevue | — | — | Non-profit |
| NKC Burien Kidney CenterCCN 502523 | SeaTac | — | — | Non-profit |
| NKC Enumclaw Kidney CenterCCN 502570 | Enumclaw | — | — | Non-profit |
| NKC Fife Kidney CenterCCN 502597 | Fife | — | — | Non-profit |
| NKC Kirkland Kidney CenterCCN 502516 | Kirkland | — | — | Non-profit |
| NKC Lake City Kidney CenterCCN 502536 | Lake Forest Park | — | — | Non-profit |
| NKC Port Angeles Kidney CenterCCN 502510 | Port Angeles | — | — | Non-profit |
| NKC Seatac Kidney CenterCCN 502509 | Seatac | — | — | Non-profit |
| NKC Snoqualmie Ridge Kidney CenterCCN 502540 | Snoqualmie | — | — | Non-profit |
| Panorama DialysisCCN 502567 | Deer Park | — | — | Profit |
| PNRS Clark County Dialysis ClinicCCN 502574 | Battle Ground | — | — | Profit |
| Puget Sound KC SouthCCN 502521 | Mountlake Terrace | — | — | Non-profit |
| Puget Sound Kidney Center-BremertonCCN 502502 | Bremerton | — | — | Non-profit |
| Puget Sound Kidney Center - MonroeCCN 502576 | Monroe | — | — | Non-profit |
| Puget Sound Kidney Center-Port OrchardCCN 502532 | Port Orchard | — | — | Non-profit |
| Puget Sound Kidney Center-Port TownsendCCN 502565 | Port Townsend | — | — | Non-profit |
| Puget Sound Kidney Center-PoulsboCCN 502549 | Poulsbo | — | — | Non-profit |
| Puget Sound Kidney Center Smokey PointCCN 502546 | Arlington | — | — | Non-profit |
| Puget Sound Kidney Center Whidbey IslandCCN 502545 | Oak Harbor | — | — | Non-profit |
| Puget Sound Kidney Centers AnacortesCCN 502573 | Anacortes | — | — | Non-profit |
| Puget Sound Kidney Centers-LakewoodCCN 502600 | Lakewood | — | — | Non-profit |
| Qualicenters - Walla Walla LLCCCN 502517 | Walla Walla | — | — | Profit |
| Tri-State Memorial Hospital-DialysisCCN 502604 | Clarkston | — | — | Non-profit |