1199SEIU
AARP
Abrazo Advantage
Access Plus Program
Accountable Health Plan
ACE
Advantage Health
Adventist Health
Aetna
Affinity Health Plan
AIG
Alliance PPO
Allied Insurance Group
Alta Bates Medical Group
Altius (Coventry Health Care)
American Family Insurance
AmeriChoice by UnitedHealthcare
AmeriGroup
AmeriHealth
AmeriHealth Mercy Family of Companies
Anthem Blue Cross Blue Shield
Anthem Blue Cross of California
APWU
Arcadian Health Plan
Arizona Physicians IPA (APIPA)
Assurant Health Employee Benefits
Atlantis Health Plan
Avesis
AvMed
Banner MediSun, Inc.
Beech Street
Block Vision
Blue Bell Benefits Trust
Blue Cross and Blue Shield of Massachusetts
Blue Cross Blue Shield
Blue Cross Blue Shield FEP
Blue Cross Blue Shield of Arizona
Blue Cross Blue Shield of Delaware
Blue Cross Blue Shield of Florida
Blue Cross Blue Shield of Georgia
Blue Cross Blue Shield of Illinois
Blue Cross Blue Shield of Texas
Blue Shield of California
Bravo Health
Bridgeway Health Solutions
Brown & Toland
California Division of Workers Compensation
Capital BlueCross
Care Improvement Plus
Care IQ
Care1st
Carecore National
CareFirst Blue Cross Blue Shield
CareMore
CarePlus Health Plans
Caterpillar
CDPHP
Celtic Insurance Company
Chinese Community Health Plan
Choice Care Network
Cigna
Clements International
Community First Health Plans
Community Health Alliance
Community Health Choice
Community Partners Health Plan
Comprehensive Health Insurance Plan (CHIP) of Illinois
Comprehensive Medical and Dental Program
ComPsych
Concert Health Plan
ConnectiCare
ConnectiCare of Massachusetts, Inc.
Conoco
Consolidated Health Plans
Consumer Health Network
Corvel
Coventry Health Care
Davis Vision
DC Workers Compensation Commission
Definity Health
Destiny Health Insurance Co
Devon Health Services
DRN (Diagnostic Radiology Network)
Elderplan
Emblem
Empire Blue Cross Blue Shield
Empire Plan
Encore Health Network
Erie Insurance Group
ESSENCE
Evercare
Excellus Blue Cross Blue Shield
EyeMed
Fallon Community Health Plan (FCHP)
Fidelis Care
First Health (Coventry Health Care)
Fortified Provider Network
Freelancers Insurance Company (BlueCard PPO Network)
Galaxy Health
Gateway Health Plan
GEHA Health Plans
General Electric
GHI
Golden Rule
Great West Healthcare
Guardian
Hanover Insurance
HAP (Alliance)
Harmony Health Plan of Illinois
Harvard Pilgrim Health Care
Health Choice
Health Net
Health New England
Health Partners
Health Right
HealthChoice
Healthfirst
Healthlink
Healthmarkets, Inc.
HealthPlus
HealthSmart
Healthspring
Healthy Families
HFN
HFS Medical Benefits
HighMark Blue Cross Blue Shield
HighMark Blue Shield
Hill Physicians
HIP
Horizon Blue Cross Blue Shield
Hudson Health Plus
Humana Health
Illinicare
Illinois Workers Compensation Commission
IMO (Independent Medical Systems)
Independence Blue Cross Blue Shield
Indiana Health Network (IHN)
Ingalls Provider Group (IPG)
International Medical Group (IMG)
JMH Health Plan
Johns Hopkins Employer Health Programs
Kaiser Permanente
Keystone Mercy Health Plan
Liberty Health Advantage
Liberty Mutual
Lutheran Preferred
M.D. IPA
MagnaCare
Mail Handlers Benefit Plan
Mamsi
Managed Health Network (MHN)
Maricopa Health Plan
Maryland Physicians Care
Maryland Workers Compensation
Medicaid
Medicaid Medi-Cal Dual Eligible
Medicaid Medicare Dual Eligible
Medi-Cal
Medicare
Merchants Insurance Group
Mercy Care
Metro Plus
Mills-Peninsula Medical Group
Missouri Employers Mutual Insurance
Motion Picture Industry Health Plan
Multiplan PHCS
Mutual of Omaha
MVP
National Capital
National Vision Administrators
Nationwide
NCAS
Neighborhood Health Plan
Neighborhood Health Providers
NewYork-Presbyterian Community Health Plan
NovaNet
NY State No-Fault
NY State Workers Compensation Board
OneNet PPO, LLC
OptimaHealth
Optimum Choice
Optum Health
Oxford Health Plans
Pacificare
Palmetto GBA
Parkland Community Health Plan
PBA (Patrolmens Benefit Association)
Peach State Health Plan
PeachCare for Kids
Penn National Insurance
Perfect Health
PersonalCare Insurance of Illinois Inc
PHCS
Phoenix Health Plan
POMCO
Preferred Network Access (PNA)
Premera Blue Cross
Presbyterian Health Plan/Presbyterian Insurance Company
Prevea Health Network (PHN)
Principal Financial Group
Priority Partners
Providence
Public Aid (Illinois Medicaid)
Pyramid
QualCare
Ravenswood Physicians Associates (RPA)
Regence Blue Shield
SafeGuard
Sagamore Health Network
San Francisco Health Plan
Santa Clara County IPA (SCCIPA)
SCAN Health Plan
Scott & White Health Plan
Select Health Network
SelectHealth
Significa
Spectera
State Accident Insurance Fund Corporation (SAIF)
State Farm
State Farm
SummaCare
Superior HealthPlan
Superior Vision
SuperMed PPO
SutterSelect
TexanPlus
Texas Children’s Health Plan
Texas Community Care
Texas TrueChoice
The Hartford
Touchstone
Travelers
Tricare
TrustMark
Tufts Associated Health Plans, Inc.
UniCare
Uniform Medical Plan
Uniformed Services Family Health Plan
Union
Union Health Services, Inc
Unison Health Plan
UnitedHealthcare
UnitedHealthcare Community Plan
Unitrin
Univera
Universal American
Universal Healthcare
University Family Care
University of Chicago Health Plan
University Physicians Healthcare Group
USA Managed Care
ValueOptions
Viant
Virginia Health Network
Virginia Premier Health Plan
Virginia Workers Compensation Commission
Vision Benefits of America
VNS Choice Select
VSP
Vytra
Wellcare
Wells Fargo (Acordia)
Western Health Advantage
Workers Compensation
Zenith
Most major insurance plans