Advancing Health in America
AdvaMed
Alliance to Improve Medicare
American Academy of Otolaryngology
American Academy of Neurology
American Academy of Ophthalmology
American Academy of Physical Medicine& Rehabilitation
American Association of Health Plans
American Association of Nurse Anesthetists
American Association of Retire Persons (AARP)
American College of Osteopathic Family Physicians
American College of Radiology
American Medical Rehabilitation Providers Association
American Osteopathic Association
American Physical Therapy Association
American Physical Therapy Association - Private Practice Section
American Urological Association
Association of American Colleges
Blue Cross/Blue Shield Association
California Healthcare Association
Coalition for Fair Medicare Payment
College of American Pathologists
eHealth Initiative
Federation of American Hospitals
Florida Hospital Association
Greater New York Hospitals Association
Healthcare Association of New York State
Heatlhcare Leadership Council

Health Insurance Association of America
Hoveround Corporation
Marshfield Clinic
Mayo Foundation
Medical Group Management Association
Merck-Medco
Miscellaneous Organizations
Mississippi Hospital Association
National Association Community Health Center, Inc.
National Association of Health Underwriters
National Association of Rehabilitation Providers and Agencies
National Association for Home Care
National Hospice and Palliative Care Organization
National Orthotics Manufacturers Association
National Rural Health Association
Nations Voice on Mental Illness
Pharmaceutical Care Management Association
Pharmacia
Premier
Renal Leadership Council
The Seniors Coalition
U.S. Chamber of Commerce
University of California
University of Connecticut Health Center
VHA, Inc.
Visiting Nurses Associates
Wisconsin Health and Hospital Association