Acadia Hospital - Bangor

The Aroostook Medical Center - Presque Isle

Brighton Medical Center - Portland

Cary Medical Center - Caribou

Central Maine Medical Center - Lewiston

Eastern Maine Medical Center - Bangor

Franklin Memorial Hospital - Farmington

Goodall Hospital - Sanford

Maine Medical Center - Portland

MaineGeneral Medical Center - Augusta/Waterville

Mount Desert Island Hospital - Bar Harbor

Northern Cumberland Memorial Hospital - Bridgton

St. Joseph Hospital - Bangor

St Mary's Regional Medical Center - Lewiston

Stephens Memorial Hospital - Norway

Adventist HealthCare - Montgomery County

Bon Secours Health System - Marriottsville

Carroll County General Hospital - Westminster

Church Hospital - Baltimore

Franklin Square Hospital - Baltimore

Good Samaritan Hospital - Baltimore

Greater Baltimore Medical Center - Baltimore

Harbor Hospital Center - Baltimore

Helix Health

Johns Hopkins Bayview Medical Center - Baltimore

The Johns Hopkins Breast Center - Baltimore

Johns Hopkins Medical Institutions - Baltimore

Laurel Regional Hospital - Laurel

Memorial Health System - Easton

Mercy Medical Center - Baltimore

Mount Washington Pediatric Hospital - Baltimore

Peninsula Regional Medical Center - Salisbury

Prince George's Hospital Center - Cheverly

The Sheppard and Enoch Pratt Hospital - Baltimore

Sinai Health System - Baltimore

St. Agnes HealthCare - Baltimore

St. Joseph Medical Center - Towson

Suburban Hospital - Bethesda

Union Memorial Hospital - Baltimore

University of Maryland Medical Center - Baltimore

Warren Grant Magnuson Clinical Center (National Institutes of Health - NIH) - Bethesda

AdCare Hospital - Worcester

Baystate Health Systems - Springfield

Berkshire Medical Center - Pittsfield

Beth Israel Deaconess Medical Center - Boston

Boston Medical Center - Boston

Boston University Medical Center - Boston

Boston VA Medical Center - Boston

Brigham and Women's Hospital - Boston

Brockton Hospital - Brockton

The Cambridge Hospital - Cambridge

Childrens Hospital - Boston

Columbia MetroWest Medical Center - Framingham

Dana Farber Cancer Institute - Boston

Faulkner Hospital - Boston

Franciscan Children's Hospital - Brighton

The Hebrew Rehabilitation Center for Aged - Roslindale

Holyoke Hospital - Holyoke

Jewish Memorial Hospital - Boston

Jordan Hospital - Plymouth

Lahey Clinic

Lawrence General Hospital- Lawrence

Lawrence Memorial Hospital - Medford

Lowell General Hospital - Lowell

Massachusetts Eye and Ear Infirmary - Boston

Massachusetts General Hospital - Boston

McLean Hospital - Belmont

Melrose-Wakefield Hospital - Melrose

New England Baptist Hospital - Boston

New England Medical Center - Floating Hospital for Children - Boston

Newton-Wellesley Hospital - Newton

Northeast Health Systems, Inc. - Beverly

Partners HealthCare System - Boston

Shriver Center for Mental Retardation - Waltham

Spaulding Rehabilitation Hospital - Boston

St. Elizabeth's Medical Center - Boston

University of Massachusetts Medical Center - Worcester

Winchester Hospital - Winchester

Allegan General Hospital - Allegan

Alpena General Hospital - Alpena

Battle Creek Health System - Battle Creek

Blodgett Memorial Medical Center - Grand Rapids

Borgess Medical Center - Kalamazoo

Botsford General Hospital - Farmington Hills

Bronson Healthcare Group - Kalamazoo

Butterworth Regional Health Network - Grand Rapids

Crittenton Hospital - Rochester

Detroit Medical Center - Detroit

Foote Hospital, Inc. - Jackson

Grace Hospital - Detroit

Healthshare Group - Petoskey

Henry Ford Health System - Detroit

Henry Ford Hospital - Detroit

Keweenaw Memorial Medical Center - Laurium

Holland Community Hospital - Holland

Marquette General Hospital - Marquette

Memorial Healthcare Center - Owosso

Mercy Health Services - Des Moines, Iowa / Farmington Hills

Mercy General Health Partners - Muskegon

Mercy Health Services North - Cadillac and Grayling

Mercy Hospital - Detroit

Michigan Health and Hospital Association

MidMichigan Medical Center (Clare, Gladwin, Midland) - (Clare, Gladwin, Midland)

Oakwood Healthcare System - Dearborn

Providence Hospital - Southfield

Sparrow Health System - Lansing

St. John Hospital and Medical Center - Detroit

Saint Joseph Mercy Health System - Ann Arbor

Saint Joseph's Mercy of Macomb - Macomb County

Saint Joseph's Mercy Oakland - Oakland County

Saint Lawrence Health Services - Lansing

Saint Mary's Health Services - Grand Rapids

Sisters of Saint Joseph Health System - Ann Arbor

St. Mary Hospital - Livonia

St. Mary's Medical Center - Saginaw

University of Michigan Medical Center - Ann Arbor

William Beaumont Hospital - Royal Oak

Allina Health System - Minneapolis

Central Minnesota Heart Center - St. Cloud

Children's Hospitals and Clinics -Minneapolis, St. Paul

Community Memorial Hospital - Winona

Fairview Health Systems - Minneapolis

Mayo Clinics & Medical Center

MeritCare Health System

Methodist Hospital HealthSystem - Minneapolis

Miller-Dwan Medical Center - Duluth

North Memorial Medical Center - Robbinsdale

St. Joseph's Medical Center - Brainerd

St. Luke's Hospital - Duluth

St. Paul-Ramsey Medical Center (Pathology Department) - St. Paul

North Country Region Hospital - Bemidji

Forrest General Hospital System - Hattiesburg

Gilmore Health System, Inc. - Amory

Keesler Medical Center - Biloxi

Methodist Hospital - Hattiesburg

Methodist Medical Center - Jackson

Mississippi Methodist Hospital and Rehabilitation Center - Jackson

Mississippi Baptist Medical Center - Jackson

North Mississippi Health Services - Tupelo

Riley Memorial Hospital - Meridian

St. Dominic-Jackson Memorial Hospital - Jackson

Southwest Mississippi Regional Medical Center - McComb

University of Mississippi Medical Center - Jackson

Veterans Affairs Medical Center - Jackson

Walthall County General Hospital - Tylertown

Audrain Medical Center - Mexico

Aurora Community Hospital - Aurora

Baptist Medical Center - Kansas City

BJC Health System - St. Louis

Boone Hospital Center - Columbia

Cass Medical Center - Harrisonville

Children's Mercy Hospital - Kansas City

Columbia Regional Hospital - Columbia

Cox Health Systems - Springfield

Deaconess Incarnate Word Health System (DIWHS) - St. Louis

Lafayette Regional Health Center - Lexington

Lee's Summit Hospital - Lee's Summit

Lucy Lee Hospital - Poplar Bluff

Lutheran Medical Center - St. Louis

Medical Center of Independence - Independence

Park Lane Medical Center - Raytown

The Rehabilitation Institute - Kansas City

Research Belton Hospital - Belton

Research Medical Center - Kansas City

Saint Francis Medical Center - Cape Girardeau

St. John's Regional Medical Center - Springfield

Saint Louis University Health Science Center - St. Louis

Saint Luke's Health System - Kansas City

Saint John's Health System - Springfield

Sisters of Mercy Health System - St. Louis

Trinity Lutheran HospitalKansas City

Truman Medical - Kansas City

Washington University Medical Center - St. Louis

Western Missouri Medical Center - Warrensburg

Kalispell Regional Medical Center - Kalispell

Northern Montana HealthCare - Havre

Saint Patrick Hospital - Missoula

St. Patrick Hospital - Missoula

Saint Vincent Hospital- Yellowstone County, Billings