Corporate Directory
WEDI members: Click here for a more detailed, members-only version of this directory.
State of Illinois Department of Human Services
(Government)
Accenture
(Vendor)
Accident Fund Insurance Company of America
(Healthplan)
Accu-Med Services Inc.
(Vendor)
Adaptis
(Vendor)
AdminaStar Federal
(Healthplan)
ADP Benefit Services
(Vendor)
ADP Medical Claims Services
(Vendor)
Aetna
(Healthplan)
Affiliated Computer Services
(Vendor)
Albert Einstein Healthcare Network
(Provider)
Allina Hospitals and Clinics
(Provider)
Altarum
(Not-for-Profit)
America's Health Insurance Plans
(Healthplan)
American Dental Association
(Provider)
American Hospital Assn./HH&N
(Provider)
American Hospital Association
(Provider)
American Medical Association
(Provider)
American Medical News
(Press)
American Society of Automation in Pharmacy
(Provider)
Amerigroup Corporation
(Vendor)
Antares Management Solutions
(Provider)
Anthem BCBS
(Healthplan)
APWU Health Plan
(Healthplan)
Argus Health Systems, Inc.
(Healthplan)
Arizona Department of Health Services
(Government)
Arkansas BCBS
(Healthplan)
ASC X12
(Standards)
Assurant Employee Benefits
(Healthplan)
Assurant Health
(Healthplan)
athenahealth, Inc.
(Vendor)
Aurora Advanced Healthcare
(Provider)
Availity, LLC
(Vendor)
Axiom Systems Inc.
(Vendor)
Banner Health
(Provider)
Barnes-Jewish Hospital
(Provider)
Basys, Inc.
(Vendor)
BCBS of Kansas
(Healthplan)
BCBS of Minnesota
(Healthplan)
BCBS of South Carolina
(Healthplan)
BCBS Association
(Healthplan)
BCBS of Arizona
(Healthplan)
BCBS of Illinois
(Healthplan)
BCBS of Massachusetts
(Healthplan)
BCBS of Michigan
(Healthplan)
BCBS of Montana
(Healthplan)
BCBS of New Mexico
(Healthplan)
BCBS of North Carolina
(Healthplan)
BCBS of Oklahoma
(Healthplan)
BCBS of Rhode Island
(Healthplan)
BCBS of Tennessee
(Healthplan)
BCBS of Texas
(Healthplan)
BCBS of Vermont
(Healthplan)
BCBS of Western NY
(Healthplan)
BJC HealthCare
(Provider)
Blue Care Network of Michigan
(Healthplan)
BCBS of Alabama
(Healthplan)
BCBS of Florida
(Healthplan)
Blue Cross of Northeastern PA
(Healthplan)
Blue Shield of CA
(Healthplan)
Boundary Information Group
(Vendor)
California Health & Human Services - CalOHI
(Government)
California Office of HIPAA Implementation
(Government)
California Regional Health Information Organization
(Affiliate/Regional Entity)
Capital Blue Cross
(Healthplan)
CAQH
(Healthplan)
CARDSource
(Vendor)
CareFirst
(Healthplan)
CareMedic Systems, Inc.
(Vendor)
CareSource
(Healthplan)
Caribou Systems, Inc.
(Vendor)
Catholic Healthcare West
(Provider)
CHCS Services, Inc.
(Healthplan)
Chief Business Office Veterans Health Administration HIPAA Project Management Office
(Company)
Children's Physician Management Group
(Hybrid)
Childrens Mercy Family Health Partners
(Healthplan)
CHITA
(Affiliate/Regional Entity)
CIGNA Government Services
(Company)
CIGNA Health Care
(Healthplan)
CIGNA HealthCare of Arizona
(Healthplan)
Cincinnati Children's Hospital Medical Center
(Provider)
ClaimRemedi
(Vendor)
Claredi, an Ingenix Division
(Vendor)
Cleveland Clinic Health Systems
(Provider)
Centers for Medicare & Medicaid Services (CMS)
(Government)
Community Care Behavioral Health
(Healthplan)
Community Health Network of Connecticut
(Healthplan)
Company-Test-Tanya-Matrix-5sept2007-wwwside-memberapp
(Provider)
Computer Sciences Corporation
(Vendor)
Conseco LLC
(Healthplan)
Conseco Medical Insurance Co
(Healthplan)
Continental Life Insurance Company of Brentwood Tennessee
(Healthplan)
Cornichon Healthcare Solutions, LLC
(Vendor)
Corphealth, Inc
(Healthplan)
County of Los Angeles Department of Mental Health
(Government)
Covenant Health
(Provider)
Coventry Health Care
(Healthplan)
CVS/Caremark
(Hybrid)
DataPath, Inc.
(Vendor)
Delta Dental of California
(Healthplan)
Delta Dental Insurance Company
(Healthplan)
Delta Dental of New Jersey
(Healthplan)
Delta Dental of Pennsylvania
(Healthplan)
Delta Dental Plan of Minnesota
(Healthplan)
Delta Dental Plan of Virginia
(Healthplan)
Delta Dental Plans Association
(Healthplan)
Dental Select
(Healthplan)
Department of Veteran's Affairs
(Government)
DoD Health Affairs
(Government)
Dominion Medical Management
(Vendor)
DST Health Solutions
(Vendor)
Eclipsys Corporation
(Vendor)
Edifecs
(Vendor)
eHealth Initiative
(Not-for-Profit)
eHealth Ohio
(Affiliate/Regional Entity)
EHNAC
(Standards)
Eldorado Computing, Inc
(Vendor)
Electronic Data Systems
(Vendor)
Electronic Network Systems (ENS)
(Vendor)
Emdeon Business Services
(Vendor)
Emdeon Corporation
(Vendor)
eMedicalFiles
(Vendor)
Empire Blue Cross Blue Shield
(Healthplan)
Enclarity
(Vendor)
Epic Systems Corp.
(Vendor)
Excellus BCBS
(Healthplan)
Express Scripts, Inc.
(Provider)
EXTOL International, Inc.
(Vendor)
Fidelis Care New York
(Healthplan)
First Data Corp
(Vendor)
First Health
(Healthplan)
First Health Plan of TX
(Healthplan)
First Health Services
(Healthplan)
Florida Agency for Health Care Administration
(Government)
Florida Medicaid
(Government)
Foresight Corporation
(Vendor)
Fox Systems Inc.
(Vendor)
Gaffey + Associates, Inc
(Vendor)
Gateway EDI, Inc.
(Vendor)
GE Healthcare Integrated IT Solutions
(Vendor)
GEHA
(Healthplan)
Geisinger Health System
(Hybrid)
Georgetown University Medical Center
(Provider)
GHN-Online
(Vendor)
Great-West Healthcare
(Healthplan)
Greater New York Hospital Association
(Affiliate/Regional Entity)
Group Health Cooperative
(Hybrid)
Harvard Pilgrim Health Care
(Healthplan)
Hawaii HIPAA Readiness Collaborative
(Affiliate/Regional Entity)
Hawaii Medical Service Assoc.
(Healthplan)
HDM Corp.
(Vendor)
Health Care Services Corporation
(Healthplan)
Health Level Seven
(Standards)
Health Market Science, Inc.
(Vendor)
Health Net of California
(Healthplan)
Health Net, Inc.
(Healthplan)
Health Partners, Inc.
(Healthplan)
Health Plan of San Joaquin
(Healthplan)
HealthNow NY
(Healthplan)
HealthPartners
(Hybrid)
HealthPort
(Vendor)
Healthtrio
(Vendor)
Highmark
(Healthplan)
HIP Health Plan of New York
(Healthplan)
HIPAA COW
(Affiliate/Regional Entity)
Horizon BCBS
(Healthplan)
HTP, Inc.
(Vendor)
Hubbert Systems Consulting
(Vendor)
Humana, Inc.
(Healthplan)
IAIABC
(Healthplan)
IBM
(Vendor)
IBM/Genelco
(Vendor)
Illinois Hospital Association
(Affiliate/Regional Entity)
Illinois State Medical Society
(Affiliate/Regional Entity)
Independence Blue Cross
(Healthplan)
Independent Health
(Healthplan)
Indiana HIPAA Workgroup
(Affiliate/Regional Entity)
Ingenix, Inc.
(Vendor)
InstaMed Communications
(Vendor)
Intermountain Health Care
(Provider)
Intracorp
(Company)
Iowa Health System
(Provider)
Johns Hopkins Health System
(Provider)
Johns Hopkins Healthcare/EHP
(Healthplan)
Johns Hopkins Information Technology
(Company)
Johns Hopkins University
(Company)
Kaiser Permanente
(Hybrid)
Kaiser Permante of the Mid-Atlantic
(Hybrid)
Kansas Health Policy Authority
(Government)
Keystone Mercy Health Plan
(Healthplan)
LA Department of Health & Hospitals
(Government)
LabCorp
(Provider)
MAHP
(Company)
Marshfield Clinic
(Provider)
Maryland Department of Health & Mental Hygiene
(Government)
Maryland Health Care Commission
(Government)
MassHealth
(Government)
Mayo Clinic
(Provider)
McKesson
(Vendor)
McKesson Health Solutions
(Company)
McKesson Information Solutions
(Vendor)
MD Synergy
(Vendor)
MedAvant Healthcare Solutions
(Vendor)
Medica Health Plan
(Healthplan)
Medical Group Management Association
(Provider)
Medical Mutual of Ohio
(Healthplan)
MedStar Health
(Provider)
MEGAS
(Vendor)
Medco Health Solutions
(Hybrid)
Mercy Health Plans
(Healthplan)
Mercy Health System
(Hybrid)
MercyCare
(Healthplan)
MGMA Connexion
(Press)
Michigan Public Health Institute
(Not-for-Profit)
Minnesota Department of Human Services
(Government)
Mitchell & McCormick, Inc.
(Vendor)
Mitchell International, Inc.
(Vendor)
Montefiore Medical Center
(Provider)
MOSNIP
(Affiliate/Regional Entity)
Mount Sinai School of Medicine
(Provider)
MTBC
(Vendor)
Mutual of Omaha
(Healthplan)
NALC Health Benefit Plan
(Government)
NAMM California
(Provider)
NASCO
(Vendor)
National Association of Chain Drug Stores
(Provider)
National Association of Dental Plans
(Healthplan)
National Council for Prescription Drug Programs
(Standards)
National Government Services
(Healthplan)
Navicure, Inc
(Vendor)
NC Division of Medical Assistance
(Government)
NCHICA
(Affiliate/Regional Entity)
Nebo Systems, Inc.
(Vendor)
Nevada Medicaid
(Government)
NextGen Healthcare
(Vendor)
NGS American, Inc.
(Healthplan)
Noridian Mutual, Inc.
(Healthplan)
Northeast Delta Dental
(Healthplan)
Omnicare, Inc.
(Vendor)
OmniSYS, Inc.
(Vendor)
OptumHealth Financial Services
(Healthplan)
OR & SW WA Healthcare Security & Privacy Forum
(Affiliate/Regional Entity)
Oregon Department of Human Services
(Government)
Orlando Regional Healthcare System
(Provider)
OSF Healthcare System
(Hybrid)
Oxford Health Plans
(Healthplan)
PacifiCare
(Healthplan)
Park Nicollet Health Services
(Provider)
Passport Health Communications
(Vendor)
Payformance Corporation
(Vendor)
PeaceHealth
(Provider)
Pennsylvania Department of Public Welfare
(Government)
Per-Se Technologies
(Vendor)
Perot Systems
(Vendor)
Pervasive Software
(Vendor)
Physicians Health Plan
(Healthplan)
Plan Service Providers
(Vendor)
PNC Bank
(Vendor)
PNC Expack Network Services
(Vendor)
Portico Systems
(Vendor)
Post-N-Track Corporation
(Vendor)
Presbyterian Health Services
(Hybrid)
PriceWaterhouseCoopers,LLP
(Vendor)
PriorityHealth
(Healthplan)
ProMedica Health System
(Provider)
Providence Health and Services
(Provider)
ProviderPay
(Vendor)
ProxyMed, Inc.
(Vendor)
QCSI
(Company)
QuadraMed Corporation
(Vendor)
Quest Diagnostics, Inc.
(Provider)
Rady Children's Hospital and Health Center
(Provider)
Regence BC/BS of Oregon
(Healthplan)
Regence BCBS of Utah
(Healthplan)
Regence Blue Shield of Idaho
(Healthplan)
Regence Blue Shield of Washington
(Healthplan)
The Regence Group
(Healthplan)
RelayHealth
(Vendor)
RMSCO, Inc.
(Vendor)
RxHub, LLC
(Vendor)
Sage Software
(Vendor)
South Carolina DHHS
(Government)
SCAN Health Plan
(Healthplan)
ScanHealth, Inc.
(Vendor)
Schaller Anderson of Arizona
(Healthplan)
Scott and White Memorial Hospital
(Provider)
Select Health
(Healthplan)
Service Benefit Plan Administrative Services Corp.
(Vendor)
Sharp Healthcare
(Hybrid)
Siemens/HDX
(Vendor)
Social Security Administration
(Government)
Society of Professional Benefit Administrators
(Healthplan)
Southcoast Hospitals Group
(Provider)
Spectrum Equity
(Vendor)
St. Luke's Regional Medical Center
(Provider)
State Farm Insurance
(Healthplan)
State of California, DHS
(Government)
State of Washington Department of Social & Health Services
(Government)
Suncoast Solutions
(Vendor)
SureScripts
(Vendor)
Sutter Connect
(Hybrid)
SXC Health Solutions
(Vendor)
Tampa General Hospital
(Provider)
Tenet Healthcare Corporation
(Provider)
Test-Matrix-6sept2007-wwwmembertest
(Provider)
Texas Department of Insurance
(Government)
The ODS Companies
(Healthplan)
The SSI Group, Inc.
(Vendor)
Thomson Medstat
(Vendor)
TM Floyd & Company
(Vendor)
Trinity Health
(Hybrid)
TriWest Healthcare Alliance
(Government)
Trizetto Group, Inc.
(Vendor)
Tufts Health Plan
(Healthplan)
U.S. Bank
(Vendor)
UHG-Uniprise
(Hybrid)
Union Pacific Health Systems
(Provider)
United Concordia
(Healthplan)
United Health Group
(Healthplan)
United Healthcare Medicare
(Hybrid)
United Healthcare of the River Valley
(Healthplan)
University of Michigan Health System
(Hybrid)
University of Pittsburgh Medical Center
(Provider)
University of Wisconsin Hospital and Clinics
(Provider)
University of Wisconsin Medical Foundation
(Provider)
University Physicians Inc. (Faculty Practices of the University of Maryland School of Medicine)
(Provider)
Utah Health Information Network
(Standards)
Utah Medicaid
(Government)
Utah Retirement Systems
(Healthplan)
Utah Retirement Systems/ PEHP
(Healthplan)
VA Financial Services Center
(Government)
VA Health Administration Center
(Company)
Vanderbilt University Medical Center
(Provider)
VIIAD
(Vendor)
Virginia DMAS
(Government)
VisionShare, Inc.
(Vendor)
WA Department of Labor and Industries
(Government)
Walgreens
(Provider)
Washington Hospital Center
(Provider)
Washington University Medical School
(Provider)
Webify Solutions, Inc.
(Vendor)
Wellmark BCBS of South Dakota
(Healthplan)
Wellmark Blue Cross Blue Shield
(Healthplan)
WellPoint Inc.
(Healthplan)
Wheatlands Administrative Services
(Provider)
WPS Insurance
(Healthplan)
WV DHHR Bureau for Medical Services
(Government)
XIFIN
(Vendor)
ZirMed, Inc.
(Vendor)