Beginning on January 9th, 2022, CMS’ RDS Center will no longer support the Internet Explorer (IE) browser. Please refer to the RDS to Discontinue Support of Internet Explorer in Early 2022 Announcement for details.

Acronym List

User Roles:






Acronym Literal Translation
AAA American Academy of Actuaries
ACH Automated Clearing House
AGNS AT&T Global Network Services
AM Account Manager
AR Authorized Representative
CEO Chief Executive Officer
CFO Chief Financial Officer
CMS Centers for Medicare & Medicaid Services
COB Coordination of Benefits
CRL Covered Retiree List
CSR Customer Service Representative
CSV Comma Separated Value
DCN Document Control Number
EDI Electronic Data Interchange
EFT Electronic Funds Transfer
EIN Employer Identification Number
E-PHI Electronic Protected Health Information
ETO Education, Training, and Outreach
FOIA Freedom of Information Act
GHI Group Health Incorporated
GSA General Services Administration
HHS U.S. Department of Health & Human Services
HICN Health Insurance Claim Number
HIPAA Health Insurance Portability and Accountability Act
IWR Informal Written Reconsideration
LDAP Lightweight Directory Access Protocol
MBD Medicare Beneficiary Database
MFA Multi-Factor Authentication
MFMM Medicare Financial Management Manual
MMA Medicare Modernization Act
NDC National Drug Code
OIG Office of Inspector General
PBM Pharmacy Benefit Manager
PDP Prescription Drug Plan
PHI Protected Health Information
PRA Paperwork Reduction Act
PSI Plan Sponsor Information
PWS Program Website
QCR Qualifying Covered Retiree
RDS Retiree Drug Subsidy
SMS Short Service Message
SSA Social Security Administration
SSN Social Security Number
SWS Secure Website
UBOI Unique Benefit Option Identifier
VDSA Voluntary Data Sharing Agreement
VEBA Voluntary Employee Beneficiary Arrangement
WFM Workflow Manager

Return to top