1
nonPAR
non-participating provider
ICD
International Classification of Disease
ABN
Advance Beneficiary Notice
PHI
protected health information
PAR
participating provider
ERA
electronic remittance advice
HMO
health maintenance organization
NPI
National Provider Identifier
DRG
Diagnosis Related Group
HIPAA
Health Insurance Portability Accountability Act
EHR
electronic healthcare records
Medi- Medi
Medicare/Medicaid crossover
TPA
third party administrators
CMS
Centers for Medicare and Medicaid Services
UB-04
Uniform Bill (claim form) created in 2004
SSO
second surgical opinion
MPFS
Medicare physician fee schedule
CHAMPVA
Civilian Health and Medical Program of Veterans Affairs
DEERS
Defense Enrollment Eligibility Reporting System
COBRA
Consolidated Omnibus Reconciliation Act
MCO
Manage Care Organization
EDI
electronic data interchange