NPPES file of Aug 9, 2026

Northwest Kidney Centers

Northwest Kidney Centers holds 22 active organization NPIs in the federal registry, with practice locations in 14 Washington cities. 20 list end-stage renal disease (esrd) treatment clinic/center as their primary taxonomy; each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

Which NPI is yours?

Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

Seatac has the most NPIs, 4

  1. Seatac4
  2. Seattle4
  3. Federal Way2
  4. Kent2
  5. Auburn1
  6. Bellevue1
  7. Enumclaw1
  8. Everett1

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2006 and 2018

Northwest Kidney Centers NPIs by year issued2005: 1, 2006: 12, 2007: 0, 2008: 1, 2009: 1, 2010: 0, 2011: 0, 2012: 1, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 1, 2018: 2, 2019: 1, 2020: 1, 2021: 0, 2022: 0, 2023: 105101520052007200920112013201520172019202120232006: 122018: 21111111
Northwest Kidney Centers NPIs by year issued2005: 1, 2006: 12, 2007: 0, 2008: 1, 2009: 1, 2010: 0, 2011: 0, 2012: 1, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 1, 2018: 2, 2019: 1, 2020: 1, 2021: 0, 2022: 0, 2023: 1051015200520062007200820092010201120122013201420152016201720182019202020212022202312211111111
Northwest Kidney Centers NPIs by year issued2005: 1, 2006: 12, 2007: 0, 2008: 1, 2009: 1, 2010: 0, 2011: 0, 2012: 1, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 1, 2018: 2, 2019: 1, 2020: 1, 2021: 0, 2022: 0, 2023: 105101520052008201120142017202020232006: 122018: 2

Source: CMS NPPES, enumeration dates.

12 NPIs were issued in 2006 alone, more than in any other year; none in 9 of the years between.

Seatac locations

The city with the most Northwest Kidney Centers NPIs. The full list of all 22 follows.

NPILocationPrimary taxonomyIssued
157850791912901 20TH AVE S, SeatacClinic PharmacyJun 16, 2006
116451579712901 20TH AVE S, SeatacEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 2, 2006
120592161617900 INTERNATIONAL BLVD STE 301, SeatacEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 3, 2006
170002503812901 20TH AVE S, SeatacEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterFeb 10, 2009
All 22 locations, by city
NPILocationPrimary taxonomyIssued
18817890061501 W VALLEY HWY N STE 104, AuburnEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 4, 2006
12150228761474 112TH AVE NE SUITE 100, BellevueEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 3, 2006
1811241656857 ROOSEVELT AVE E, EnumclawEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterNov 1, 2012
18014041241010 SE EVERETT MALL WAY STE 104, EverettEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterJul 22, 2020
108313279933820 WEYERHAEUSER WAY S STE 100, Federal WayEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterSep 1, 2017
1861981177501 S 336TH ST STE 110, Federal WayEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterMay 2, 2018
10639013796021 12TH ST E STE 100, FifeEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterMay 2, 2018
116467511225316 74TH AVE S STE 101, KentEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterNov 3, 2008
158837853310821 SE 204TH ST, KentEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterJan 12, 2023
191209053111327 NE 120TH ST, KirklandEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 2, 2006
197269658114524 BOTHELL WAY NE, Lake Forest ParkEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 2, 2006
1891880332707 S CHASE ST, Port AngelesEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 3, 2006
1922193564602 OAKESDALE AVE SW, RentonEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 3, 2006
157850791912901 20TH AVE S, SeatacClinic PharmacyJun 16, 2006
116451579712901 20TH AVE S, SeatacEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 2, 2006
120592161617900 INTERNATIONAL BLVD STE 301, SeatacEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 3, 2006
170002503812901 20TH AVE S, SeatacEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterFeb 10, 2009
1346242542715 ALDER ST, SeattleEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterJun 1, 2005
18615877502150 N 107TH ST STE 105, SeattleEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 4, 2006
1528156924700 BROADWAY, SeattleDurable Medical Equipment & Medical SuppliesOct 11, 2006
19327570934401 S TRENTON ST, SeattleEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterAug 30, 2019
144734592135131 SE DOUGLAS ST SUITE 113, SnoqualmieEnd-Stage Renal Disease (ESRD) Treatment Clinic/CenterOct 3, 2006

Related names

  1. Northwest Kidney Centers Oregon LLC1 NPI

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does Northwest Kidney Centers have 22 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Northwest Kidney Centers's NPIs list practice locations in 14 cities.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.