Northwest Kidney Centers

Public charity · Grantmaker Seatac, WA EIN: 91-6057438

Northwest Kidney Centers' (NKC) mission is to promote the optimal health, quality of life and independence of people with kidney disease through patient care, education and research. Northwest Kidney Centers is a not-for-profit, locally managed provider of kidney dialysis, public health education and research into the causes and treatments of chronic kidney disease. Founded in seattle in 1962, it was the world's first dialysis organization. Among the eighth largest dialysis providers in the country, it is an influential model because of its high-quality services, deep community connections and generous donor support.

Key facts about Northwest Kidney Centers

EIN
91-6057438
Latest 990 filing
Form 990, 2025
Total assets
$288,901,658

Data from IRS Form 990, 2025; updated September 2026.

Financial Overview

From 2025 IRS Form 990 · View filing

Total Assets

$288.9M

-1.2% YoY

Revenue

$149.1M

+5.3% YoY

Net Investment Income

$1.2M

-67.6% YoY

Expenses

$143.8M

+2.6% YoY

How Northwest Kidney Centers gives

  • Giving fell 90% from 2021 to 2024. Method

From the foundation's IRS Form 990 filings. Methodology.

About Northwest Kidney Centers

Based on IRS filings

Northwest Kidney Centers is a public charity focused on Health, based in Seatac, WA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $288.9M in total assets. Net investment income was $1.2M.

Focus Areas

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

States

Cities

Seattle

Giving Over Time

Total grant dollars and number of grants per year

$0$1M$2M$3M$4M1 grant2020 1 grant2021 1 grant2022 1 grant2023 1 grant2024 0 grants2025

From 2020 to 2024, annual grant giving ranged from $335K (2024) to $3.4M (2020). In 2024 it made 1 grant totaling $335K.

Grant Insights

How this funder distributes its grants

Grant Size Distribution

4 grants across all recorded years

<$50K$50–100K$100–250K1$250–500K1$500K–1M2$1–5M$5M+

The most common grant size was in the $1–5M range: 2 grants of 4 (50%).

Giving History

Grant recipients and amounts by year

No grants recorded for 2025.

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Net Investment Income
$0$50M$100M$150M$200M2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$288,901,658$292,404,866$290,233,438
Revenue$149,121,457$141,590,091$132,983,295
Expenses$143,793,445$140,145,739$135,912,608
Net Investment Income$1,177,816$3,635,444$3,368,502

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990 for fiscal year 2020 (received by the IRS March 8, 2021)
  2. Updated Form 990 for fiscal year 2021 (received by the IRS May 6, 2022)
  3. Updated Form 990 for fiscal year 2022 (received by the IRS May 12, 2023)
  4. Updated Form 990 for fiscal year 2023 (received by the IRS May 15, 2024)
  5. Updated Form 990 for fiscal year 2024 (received by the IRS March 17, 2025)
  6. IRS filings on file for fiscal years 2020–2025

Leadership & Key People

Officers and directors from IRS filings

Northwest Kidney Centers is led by Rebecca Fox, CEO & President since 2021 (on filings since 2020); 11 of 22 officers listed in 2025 are compensated.

Officers on the 2025 filing

  • Rebecca Fox

    CEO & President

    CEO & President From → CEO & President, 2021

    On filings since 2020

    50 hrs/week

    $489K (2021) → $819K (2025)

  • Doug Ross

    Board Chair

    Board Member → Board Member & Vice Chair From, 2023

    Board Member & Vice Chair From → Board Chair, 2025

    On filings since 2020

    1 hr/week

    No compensation reported

  • Michael Kellogg

    Senior Director Facility Planning

    On filings since 2024

    50 hrs/week

    $215K (2024) → $235K (2025)

  • Micheal Sutters

    Board Member & Contracted Medical Director

    New on the 2025 filing

    1 hr/week

    $66K (2025)

  • Robin Larmer

    Vice President of Legal Affairs

    Vice President Legal Affairs, CCO & Secretary → Vice President Legal Affairs & CCO, 2024

    Vice President Legal Affairs & CCO → Vice President of Legal Affairs, 2025

    On filings since 2022

    50 hrs/week

    $190K (2023) → $358K (2025)

  • Todd Bui

    Registered Nephrology Nurse

    On filings since 2023

    50 hrs/week

    $245K (2023) → $250K (2025)

  • Jennifer Eslava

    Vice President of Finance & CFO

    On filings since 2024

    50 hrs/week

    $108K (2024) → $429K (2025)

  • Karen Schartman

    Interim Vice President of Hr

    Acting Vice President of Finance & CFO → Interim Vice President of Hr, 2025

    On filings since 2024

    50 hrs/week

    $317K (2024) → $201K (2025)

  • Matthew Rivara

    Chief Medical Officer

    On filings since 2024

    50 hrs/week

    $125K (2024) → $455K (2025)

  • Sarah Cordeiro

    Vice President of Business Development

    On filings since 2024

    50 hrs/week

    $214K (2024) → $264K (2025)

  • Heather Thomasson Vp Patient

    Care Servs & Chief Nursing Officer

    New on the 2025 filing

    50 hrs/week

    $295K (2025)

  • Marsha Heaton

    Vice President of Development

    New on the 2025 filing

    50 hrs/week

    $239K (2025)

  • Richard Greaves

    Board Member

    Board Member & Chair From → Board Chair, 2024

    Board Chair → Board Member, 2025

    On filings since 2020

    1 hr/week

    No compensation reported

  • Quita Highsmith

    Board Member

    On filings since 2022

    1 hr/week

    No compensation reported

  • Hina Patel

    Board Member

    On filings since 2024

    1 hr/week

    No compensation reported

  • Jennifer Brenner

    Board Member

    On filings since 2024

    1 hr/week

    No compensation reported

  • Lauren Gardner

    Board Vice Chair

    Board Member → Board Vice Chair, 2025

    On filings since 2024

    1 hr/week

    No compensation reported

  • Sanjit Reddy MD

    Board Member

    On filings since 2024

    1 hr/week

    No compensation reported

  • Shika Pappoe

    Board Member

    On filings since 2024

    1 hr/week

    No compensation reported

  • Anthony Dorsch

    Board Member

    New on the 2025 filing

    1 hr/week

    No compensation reported

  • Karissa Marker

    Board Member

    New on the 2025 filing

    1 hr/week

    No compensation reported

  • Melody Craff

    Board Member

    New on the 2025 filing

    1 hr/week

    No compensation reported

Former officers (39)
  • Former: Elizabeth McNamara (2020–2024) — Chief Administrator Officer
  • Former: Mark Ostrow (2020–2024) — Board Member
  • Former: Michael Sutters (2020–2024) — Board Member & Contracted Medical Director
  • Former: Rex Ochi (2020–2024) — Board Member
  • Former: Suzanne Watnick (2020–2024) — Chief Medical Officer
  • Former: Tanya Wolff (2022–2024) — Registered Nephrology Nurse
  • Former: Douglas Ross (2024) — Board Vice Chair
  • Former: Liberty Stansberry (2024) — Vice President of Hr
  • Former: William Azzam (2024) — Registered Nephrology Nurse
  • Former: Chris Seel (2020–2023) — Vice Chair
  • Former: Jenn Brenner (2020–2023) — Board Member
  • Former: Meredith Mathews (2020–2023) — Board Member
  • Former: Raj Mehrotra (2020–2023) — Chair
  • Former: Richard Bloch (2020–2023) — Board Member
  • Former: Russ Stepp (2021–2023) — Board Member
  • Former: Thomas Montemayor (2021–2023) — Pharmacy Manager
  • Former: Jane Sinfuego (2022–2023) — Registered Nephrology Nurse
  • Former: Tonia Campbell (2022–2023) — Former CFO & Treasurer
  • Former: Julie Lynn Peterson (2023) — Vice President of Finance & CFO
  • Former: Michael Triompo (2023) — Project Manager
  • Former: Austin Ross (2020–2022) — Vice President of Planning
  • Former: Carrie McCabe (2020–2022) — CFO & Vice President of Finance
  • Former: Kristi Gaudreau (2020–2022) — Board Member
  • Former: Lara Macklin (2020–2022) — Board Member
  • Former: Mary McHugh (2020–2022) — Former Officer
  • Former: Danielle Plancich (2022) — Vice President of Information Technology
  • Former: Lester Astrero (2022) — Registered Nephrology Nurse
  • Former: Mary Lewis (2022) — Clinical Director of Education Services
  • Former: Robert Peck (2022) — Vice President Hr & Secretary
  • Former: Charleen Tachibana (2020–2021) — Board Member
  • Former: Cyrus Cryst (2020–2021) — Med Director & Board Member
  • Former: Jane Pryor (2020–2021) — Vice President of Development & Communications
  • Former: Joyce Jackson (2020–2021) — Former Officer
  • Former: Lisa Florence (2020–2021) — Board Member
  • Former: Sarah Cave (2020–2021) — Board Member
  • Former: Raghu Durvasula (2021) — Associate Chief Medical Officer
  • Former: Bruce Elkington (2020) — Vice President of Information Services & Cip
  • Former: Leanna Tyshler (2020) — Ckd & Clin Qual Initiatives Med Advisor
  • Former: Owen Applequist (2020) — Board Member

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Rebecca Fox — CEO & President: $819KRebecca FoxCEO & President$819KMatthew Rivara — Chief Medical Officer: $455KMatthew RivaraChief Medical Officer$455KJennifer Eslava — VP of Finance & CFO: $429KJennifer EslavaVP of Finance & CFO$429KRobin Larmer — VP of Legal Affairs (Thru 4/25): $358KRobin LarmerVP of Legal Affairs (Thru 4/25)$358KHeather Thomasson VP Patient — Care Servs/Chief Nursing Officer: $295KHeather Thomasson VP…Care Servs/Chief Nursing Officer$295KSarah Cordeiro — VP of Business Dev. (Thru 3/25): $264KSarah CordeiroVP of Business Dev. (Thru 3/25)$264KTodd BUI — Registered Nephrology Nurse: $250KTodd BUIRegistered Nephrology Nurse$250KMarsha Heaton — Vice President of Development: $239KMarsha HeatonVice President of Development$239KMichael Kellogg — Sr Director Facility Planning: $235KMichael KelloggSr Director Facility Planning$235KKaren Schartman — Interim VP of HR (Thru 1/25): $201KKaren SchartmanInterim VP of HR (Thru 1/25)$201KMicheal Sutters — Board Member & Contracted Medical Director: $66KMicheal SuttersBoard Member & Contracted…$66K

The highest reported compensation on the 2025 filing was $819K, to Rebecca Fox (CEO & President). 11 officers or directors reported compensation on that filing.

Frequently asked questions about Northwest Kidney Centers

How large is Northwest Kidney Centers?

Northwest Kidney Centers reported $288.9M in total assets on its 2025 IRS Form 990. Its revenue that year was $149.1M.

What is Northwest Kidney Centers?

Northwest Kidney Centers is a public charity focused on Health, based in Seatac, WA. It holds $288.9M in total assets as of 2025.

Where does Northwest Kidney Centers operate?

Northwest Kidney Centers has awarded grants in Washington.

What is Northwest Kidney Centers's EIN?

Northwest Kidney Centers's EIN (Employer Identification Number) is 91-6057438. IRS Form 990 filing data is available on this page for 2020–2025.

Data last updated September 2026. Sourced from IRS Form 990 filings.

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