Glossary

Acronyms
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Glossary and Acronyms
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MEDICARE+CHOICE PLAN

A health plan, such as a Medicare managed care plan or Private Fee-for-Service plan offered by a private company and approved by Medicare. An alternative to the Original Medicare Plan.

MEDICARE-APPROVED AMOUNT

In the Original Medicare Plan, this is the Medicare payment amount for an item or service. This is the amount a doctor or supplier is paid by Medicare and you for a service or supply. It may be less than the actual amount charged by a doctor or supplier. The approved amount is sometimes called the “Approved Charge.”

MEDIGAP POLICY

A Medicare supplement insurance policy sold by private insurance companies to fill "gaps" in Original Medicare Plan coverage. Except in Massachusetts, Minnesota and Wisconsin, there are 10 standardized plans labeled Plan A through Plan J. Medigap policies only work with the Original Medicare Plan. (See Gaps.)

MEMORANDUM OF UNDERSTANDING

An instrument used when agencies enter into a joint project in which
they each contribute their own resources in which the scope of work
is very broad and not specific to any one project; or in which there is no
exchange of goods or services between the participating agencies.

MEMORANDUM OF UNDERSTANDING

A document providing a general description of the responsibilities that are to be assumed by two or more parties in their pursuit of some goal(s). More specific information may be provided in an associated SOW.

MILITARY SERVICE WAGE CREDITS

Credits recognizing that military personnel receive other cash payments and wages in kind (such as food and shelter) in addition to their basic pay. Noncontributory wage credits of $160 are provided for each month of active military service from September 16, 1940 through December 31, 1956. For years after 1956, the basic pay of military personnel is covered under the Social Security program on a contributory basis. In addition to contributory credits for basic pay, noncontributory wage credits of $300 are granted for each calendar quarter in which a person receives pay for military service from January 1957 through December 1977. Deemed wage credits of $100 are granted for each $300 of military wages in years after 1977. (The maximum credits allowed in any calendar year are $1,200.) See also "Quinquennial military service determinations and adjustments."

MILITARY TREATMENT FACILITY

A medical facility operated by one or more of the Uniformed Services.
A Military Treatment Facility (MTF) also refers to certain former U.S. Public Health Services (USPHS) facilities now designated as Uniformed Service Treatment Facilities (USTF).

MINIMUM SCOPE OF DISCLOSURE

The principle that, to the extent practical, individually identifiable health information should only be disclosed to the extent needed to support the purpose of the disclosure.

MODALITY

Methods of treatment for kidney failure/ESRD. Modality types include transplant, hemodialysis, and peritoneal dialysis.

MODIFIED AVERAGE-COST METHOD

Under this system of calculating summary measures, the actuarial balance is defined as the difference between the arithmetic means of the annual cost rates and the annual income rates, with an adjustment included to account for the offsets to cost that are due to (1) the starting trust fund balance and (2) interest earned on the trust fund.