Altoona/OakLeaf Surgical Hospital

Amery/Amery Regional Medical Center

Antigo/Aspirus Langlade Hospital

Appleton/Ascension NE Wisconsin - St. Elizabeth Campus

Appleton/ThedaCare Medical Center Orthopedics, Spine and Pain

Appleton/ThedaCare Regional Medical Center - Appleton, Inc.

Appleton/ThedaCare Regional Medical Center - Appleton, Inc.

Ashland/Tamarack Health Ashland Medical Center

Baldwin/Western Wisconsin Health

Baraboo/SSM Health St. Clare Hospital – Baraboo

Barron/Mayo Clinic Health System - Northland in Barron

Beaver Dam/Marshfield Medical Center – Beaver Dam

Bellevue/Green Bay ER & Hospital

Beloit/Beloit Health System

Berlin/ThedaCare Medical Center - Berlin, Inc.

Black River Falls/Black River Health

Bloomer/Mayo Clinic Health System - Chippewa Valley in Bloomer

Boscobel/Gundersen Boscobel Area Hospital and Clinics

Boscobel/Gundersen Boscobel Area Hospital and Clinics

Brookfield/Ascension SE Wisconsin - Elmbrook Campus

Brown Deer/Rogers Memorial Hospital - Brown Deer

Burlington/Aurora Medical Center Burlington

Chilton/Ascension Calumet Hospital

Cleveland/ClearSky Rehabilitation Hospital Lakeshore

Columbus/Prairie Ridge Health

Cudahy/Aurora St. Luke's South Shore

Cumberland/Cumberland Healthcare

Darlington/Lafayette Hospital + Clinics

Dodgeville/Upland Hills Health

Durand/AdventHealth Durand

Eagle River/Aspirus Eagle River Hospital

Eau Claire/Marshfield Medical Center - Eau Claire

Eau Claire/Mayo Clinic Health System - Eau Claire

Edgerton/Edgerton Hospital and Health Services

Elkhorn/Aurora Lakeland Medical Center

Fitchburg/Encompass Health Rehabilitation Hospital of Fitchburg

Fond du Lac/Aurora Medical Center - Fond du Lac

Fond du Lac/Fond du Lac County Health Care Center

Fond du Lac/SSM Health St Agnes Hospital

Fond du Lac/ThedaCare Medical Center - Fond du Lac

Fort Atkinson/Fort HealthCare

Franklin/Ascension SE Wisconsin Hospital - Franklin Campus

Franklin/Midwest Orthopedic Specialty Hospital

Friendship/Gundersen Moundview Hospital and Clinics

Glendale/Orthopaedic Hospital of Wisconsin

Grafton/Aurora Medical Center - Grafton

Grantsburg/Burnett Medical Center

Green Bay/Aurora BayCare Medical Center

Green Bay/Bellin Hospital

Green Bay/Brown County Community Treatment Center

Green Bay/Emplify Health Behavioral Health

Green Bay/Green Bay Rehabilitation Hospital

Green Bay/St Mary's Hospital Medical Center

Green Bay/St Vincent Hospital

Green Bay/Willow Creek Behavioral Health

Greenfield/Milwaukee Rehabilitation Hospital at Greenfield

Hartford/Aurora Medical Center - Washington County

Hayward/Tamarack Health Hayward Medical Center

Hillsboro/Gundersen St. Joseph's Hospital and Clinics

Hudson/Hudson Hospital & Clinics

Janesville/Mercy Health Hospital and Trauma Center - Janesville

Janesville/SSM Health St Mary's Janesville Hospital

Kenosha/Aurora Medical Center - Kenosha

Kenosha/ClearSky Rehabilitation Hospital of Kenosha

La Crosse/Gundersen Lutheran Medical Center

La Crosse/Mayo Clinic Health System - La Crosse

Ladysmith/Marshfield Medical Center - Ladysmith

Lake Geneva/Mercyhealth Hospital and Medical Center - Walworth

Lancaster/Grant Regional Health Center

Madison/Mendota Mental Health Institute

Madison/Select Specialty Hospital - Madison

Madison/Shorewood Behavioral Health

Madison/SSM Health St Mary's Hospital

Madison/UnityPoint Health - Meriter

Madison/UW Health Rehabilitation Hospital

Madison/UW Hospital and Clinics Authority

Manitowoc/Froedtert Holy Family Memorial

Marinette/Aurora Medical Center - Bay Area

Marshfield/Marshfield Medical Center

Marshfield/Norwood Health Center

Mauston/Mile Bluff Medical Center

Medford/Aspirus Medford Hospital & Clinics

Menomonee Falls/Ascension Wisconsin Hospital - Menomonee Falls

Menomonee Falls/Froedtert Menomonee Falls Hospital

Menomonie/Mayo Clinic Health System - Red Cedar in Menomonie

Mequon/Ascension Columbia St. Mary's Hospital Ozaukee

Mequon/Ascension Sacred Heart Rehabilitation Hospital

Mequon/Froedtert Community Hospital - Mequon

Merrill/Aspirus Merrill Hospital

Middleton/Miramont Behavioral Health

Milwaukee/Ascension Columbia St. Mary's Hospital Milwaukee

Milwaukee/Ascension SE Wisconsin Hospital - St. Joseph Campus

Milwaukee/Ascension St. Francis Hospital

Milwaukee/Ascension St. Francis Hospital

Milwaukee/Ascension Wisconsin Hospital - Greenfield

Milwaukee/Ascension Wisconsin Hospital - Greenfield

Milwaukee/Aurora Sinai Medical Center

Milwaukee/Aurora St Luke's Medical Center

Milwaukee/Children's Wisconsin-Milwaukee Hospital

Milwaukee/Froedtert Hospital

Milwaukee/Mental Health Emergency Center

Milwaukee/Milwaukee ER & Hospital

Milwaukee/Select Specialty Hospital - Milwaukee - St. Francis

Minocqua/Marshfield Medical Center - Minocqua

Monroe/SSM Health Monroe Hospital

Mount Pleasant/Aurora Medical Center - Mount Pleasant

Mukwonago/ProHealth Care Waukesha Memorial Hospital - Mukwonago

Neenah/Children's Wisconsin-Fox Valley Hospital

Neenah/ThedaCare Regional Medical Center - Neenah

Neillsville/Marshfield Medical Center - Neillsville

New Berlin/Froedtert Community Hospital - New Berlin

New London/ThedaCare Medical Center - New London

New Richmond/Westfields Hospital & Clinic

Oak Creek/Froedtert Community Hospital - Oak Creek

Oconomowoc/ProHealth Oconomowoc Memorial Hospital

Oconomowoc/Rogers Memorial Hospital Inc

Oconto Falls/St Clare Memorial Hospital

Oconto/Bellin Health Oconto Hospital

Osceola/Osceola Medical Center

Oshkosh/Ascension NE Wisconsin - Mercy Campus

Oshkosh/Aurora Medical Center - Oshkosh

Oshkosh/ThedaCare Medical Center - Oshkosh

Oshkosh/Winnebago Mental Health Institute

Osseo/Mayo Clinic Health System - Oakridge in Osseo

Park Falls/Marshfield Medical Center - Park Falls

Pewaukee/Froedtert Community Hospital - Pewaukee

Platteville/Southwest Health

Pleasant Prairie/Froedtert South – Froedtert Pleasant Prairie Hospital

Portage/Aspirus Divine Savior Hospital & Clinics

Prairie du Chien/Crossing Rivers Health

Prairie du Sac/Sauk Prairie Healthcare

Racine/Ascension All Saints Hospital

Reedsburg/Reedsburg Area Medical Center

Rhinelander/Aspirus Rhinelander Hospital

Rice Lake/Marshfield Medical Center – Rice Lake

Richland Center/The Richland Hospital Inc

Ripon/SSM Health Ripon Community Hospital

River Falls/River Falls Area Hospital

Shawano/ThedaCare Medical Center - Shawano

Sheboygan/Aurora Medical Center - Sheboygan County

Sheboygan/St Nicholas Hospital

Shell Lake/Indianhead Medical Center/Shell Lake

Sparta/Mayo Clinic Health System - Sparta

Spooner/Spooner Health

St Croix Falls/St Croix Health

Stanley/Aspirus Stanley Hospital

Stevens Point/Aspirus Plover Hospital

Stevens Point/Aspirus Stevens Point Hospital

Stevens Point/Marshfield Medical Center-River Region at Stevens Point

Stoughton/Stoughton Hospital Association

Sturgeon Bay/Door County Medical Center

Summit/Aurora Medical Center - Summit

Superior/St Mary's Hospital of Superior

Tomah/Tomah Health

Tomahawk/Aspirus Tomahawk Hospital

Two Rivers/Aurora Medical Center Manitowoc County

Viroqua/Vernon Health

Waterford/Lakeview Specialty Hospital & Rehab

Watertown/Watertown Regional Medical Center

Waukesha/ProHealth Rehabilitation Hospital of Wisconsin

Waukesha/ProHealth Waukesha Memorial Hospital

Waukesha/Waukesha County Mental Health Center

Waupaca/ThedaCare Medical Center - Waupaca

Waupun/SSM Health Waupun Memorial Hospital

Wausau/Aspirus Wausau Hospital

Wausau/North Central Health Care

Wausau/PAM Health Rehabilitation of Wausau

Wauwatosa/Aurora Psychiatric Hospital

Wauwatosa/Froedtert Bluemound Rehabilitation Hospital

West Allis/Aurora West Allis Medical Center

West Allis/Granite Hills Hospital

West Allis/Rogers Memorial Hospital - Milwaukee

West Allis/Select Specialty Hospital - Milwaukee - West Allis

West Bend/Froedtert West Bend Hospital

Weston/Marshfield Medical Center-Weston

Whitehall/Gundersen Tri-County Hospital and Clinics

Wild Rose/ThedaCare Medical Center - Wild Rose

Wisconsin Rapids/Aspirus Wisconsin Rapids Hospital & Clinics, Inc.

Woodruff/Howard Young Medical Center

Official CPI Index

St. Josephs Hospital in West Bend has been changed to Froedtert West Bend (NC 11/19)

Tomah/Tomah Memorial Hospital, Inc. NC 10/19 to Tomah Health

Neillsville/Memorial Medical Center

Columbus/Columbus Community Hospital effective 10/1/19 NC to Prairie Ridge Health, Inc.

Ladysmith/Rusk County Memorial Hospital (NC Q318) Marshfield Medical Center

Lakeview Medical Center (NC 9/18) Marshfield Medical Center – Rice Lake

Mercy Medical Center in Oshkosh (NC 6/18) Acension NE Wisconsin - Mercy Campus

Ascension St. Elizabeth Hospital (NC 6/18) Ascension NE Wisconsin - St. Elizabeth

Wheaton Franciscan Healthcare Elmbrook (NC 6/18) Ascension SE WI - Elmbrook Campus

Wheaton Franciscan Healthcare-St. Francis (NC 6/18) Ascension St. Francis Hospital

Wheaton Franciscan Healthcare-St. Joseph (NC 6/18) Ascension SE WI -St. Joseph Campus

Wheaton Franciscan Healthcare-Franklin (NC 6/18) Ascension SE WI - St. Joseph Campus

Wheaton Franciscan Healthcare - All Saints (NC 6/18) Ascension All Saints Hospital

Oconomowoc Memorial Hospital (NC 5/18) to ProHealth Oconomowoc Memorial Hospital

Waukesha Memorial Hospital (NC 5/18) ProHealth Waukesha Memorial Hospital

Rehabilitation Hospital of Wisconsin (NC 5/18) ProHealth Rehabilitation Hospital of WI

Momroe/Monroe Clinic (NC 1/18) SSM Health Monroe Clinic Hospital

St. Elizabeth Hospital (NC 12/17) Acension St. Elizabeth Hospital

Calumet Hospital (NC 10/17) Ascension Calumet Hospital

Ministry Eagle River Memorial Hospital (NC 10/17) Ascension Eagle River Hospital

Ministry Good Samaritan H Cntr (NC 10/17) Ascension Good Samaritan Health Center

Ministry Saint Mary's Hospital (NC 10/17) Ascension Saint Mary's Hospital

Ministry Our Lady of Victory Hospital (NC 10/17) Ascension Our Lady of Victory Hospital

Ministry Saint Michael's Hospital (NC 10/17) Ascension Saint Michael's Hospital

Ministry Sacred Heart Hospital (NC 10/17) Ascension Sacred Heart Hospital

Ministry Saint Clare's Hospital (NC 10/17) Ascension Saint Clare's Hospital

United Hospital System (NC 10/17) Froedtert South, Inc.

Friendship/Moundview Hospital and Clinics (NC 10/17) to Gundersen Moundview

Madison/Meriter Hospital (NC 1/16) UnityPoint Health - Meriter

Aspirus Medford Hospital & Clinics, Inc (071) – as of May 2014

Wauwatosa/Wisconsin Heart Hospital: (NC 4/13) Midwest Spine & Orthopedic Hospital

Greenfield/Kindred Changed ownership to Post Acute Specialty Hospital (Sept 24).

Prairie du Chien Memorial Hospital Association, Inc., (NC 7/14) Crossing Rivers Health

Oconto Falls/Community Memorial Hospital (NC Q315) St. Clare Memorial Hospital

Madison/ UW Health Rehab New Site Q415

Antigo/Langlade Hospital - An Aspirus Partner (NC Q215) Aspirus Langlade Hospital

Waupaca/Riverside Medical Center (NC 8/15) ThedaCare Medical Center – Waupaca

Baldwin/Baldwin Area Medical Center (NC 7/16) to Western Wisconsin Health

Marshfield/Ministry St. Joseph's Hospital (NC Q317) Marshfield Medical Center

Sturgen Bay/Door County Medical Center (NC Q416) now affiliated with HSHS

Marinette - Bay Area Medical Center (NC 4/19) now Aurora Medical Center - Bay Area

Ashland/Memorial Medical Center (NC 10/2023) now Tamarack Health Ashland Medical Center

Hayward/ Hayward Area Memorial Hospital (NC Q323) now Tamarack Health Hayward Medical Center; formerly Hayward Area Memorial Hospital

Black River Falls/ Black River Memorial Hospital (NC 01/2025) now Black River Health

Arcadia/Franciscan Skemp Healthcare-Mayo Health System

March 2011

Brown Deer/Charter Northbrooke Behavior H.S., Inc.

May 1999

Clintonville/Clintonville Area Health Center

October 1993

Columbia Campus/Columbia St. Mary's

October 2010

Cudahy/Trinity Memorial Hospital

October 1995

Glendale/Heart Hospital of Milwaukee

November 2004

Green Bay/Fox Valley Hospital

July 1993

Greenfield/CPC Greenbriar Hospital

January 1996

Janesville/Parkside Lodge of Wisconsin, Inc.

May 1994

Janesville/Rock County Psychiatric Hospital

August 2002

Kaukauna/Kaukauna Community Hospital

April 1996

Kenosha/Children's Hospital of Wisconsin-Kenosha

September 2009

Kewaunee/Aurora Health Center Kewaunee

June 2001

Madison/HCA Parkway Hospital

December 1993

Mequon/Columbia Center Birth Hospital

July 2018

Milwaukee/De Paul Hospital

June 1997

Milwaukee/Lakeview Hospital

March 1998

Milwaukee/Northwest General Hospital

October 2000

Milwaukee/St. Joseph's Hospital Bluemound

December 2001

Milwaukee/St. Marys Hill Hospital

July 1996

Milwaukee/St. Michael's Hospital

June 2006

Milwaukee/Vencor Hospital - Mt. Carmel

April 1999

Milwaukee-Wauwatosa/John L. Doyne Hospital

December 1995

Oconto/Oconto Memorial Hospital

June 2003

Oshkosh, Select Specialty Hospital

September 2014

Phelps/Northwoods Hospital Association, Inc.

April 1998

Plymouth/Valley View Medical Center

December 2004

West Allis/Charter Behavioral Health Care

February 2000

Wauwatosa/Midwest Spine and Orthopedic Hospital & Wisc. Heart Hospital

July 2016

Pewaukee/LIFECARE Hospitals of Milwaukee

May 2019

Milwaukee/Milwaukee County Behavioral Health Complex

September 2022

Chippewa Falls/HSHSSt. Joseph's Hospital

March 2024

Eau Claire/HSHS Sacred Heart

March 2024

Waukesha/Ascension Wisconsin Hospital - Waukesha

February 2025