| 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 |
| 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 |
| 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 |