We have tried to limit the use of acronyms and initials, but some terms are used so often the acronyms are practical and of assistance to you. The term will be spelled at its first use in the text with the acronym or initials following in parentheses. For your convenience, the following is a listing of acronyms and initials that appear in the Office of the Commissioner of Insurance - Senior Issues Web site.
| ADLs | Activities of Daily Living |
| AEP | Annual Election Period |
| AOA | Administration on Aging |
| BOALTC | Board on Aging and Long-Term Care |
| CMOs | Case Management Organizations |
| CMS | Centers for Medicare & Medicaid Services |
| COB | Coordination of Benefits |
| COBRA | Consolidated Omnibus Budget Reconciliation Act |
| COP | Community Options Program |
| CWAG | Coalition of Wisconsin Aging Groups |
| DHFS | Department of Health and Family Services |
| DME | Durable Medical Equipment |
| EOB | Explanation of Benefits |
| EOMB | Explanation of Medicare Benefits |
| ESRD | End-Stage Renal Disease |
| FLTCIP | Federal Long-Term Care Insurance Program |
| HIPAA | Health Insurance Portability and Accountability Act |
| HMO | Health Maintenance Organization |
| IRO | Independent Review Organization |
| LIS | Low-Income Subsidy |
| LTC | Long-Term Care |
| MA-PD | Medicare Advantage Prescription Drug |
| MMA | Medicare Prescription Drug, Improvement, and Modernization Act of 2003 |
| MSA | Medical Savings Account |
| MSN | Medicare Summary Notice |
| OCI | Office of the Commissioner of Insurance |
| OEP | Open Enrollment Period |
| OPM | Office of Personnel Management |
| PDP | Prescription Drug Plan |
| PFFS | Private Fee for Service Plan |
| POS | Point of Service |
| PPO | Preferred Provider Organization Plan |
| QMB | Qualified Medicare Beneficiary |
| RCACs | Residential Care Apartment Complexes |
| RRB | Railroad Retirement Board |
| SHIP | State Health Insurance Assistance Program |
| SLMB | Specified Low-Income Medicare Beneficiary |
| SLMP | Specified Low-Income Medicare Beneficiary Program |
| SNF | Skilled Nursing Facility |
| SNP | Special Needs Plan |
| SSA | Social Security Administration |
| SSI | Supplemental Security Income |
| USPCC | United States Per Capital Costs |
| VA | Department of Veteran Affairs |