Minor procedure

1. Surgical procedure with 0 to 10 follow-up days that may be considered by third-party payers to be part of the surgical package or Medicare global package for a primary surgical service. It cannot be billed separately from the primary operative procedure. 2. Medical procedure that takes 5 minutes or less and involves relatively little decision-making once the need for the operation is determined (e.g., simple sutures, chest tubes, débridements).

Misfeasance

MEDICAL,USA: Improper performance of a lawful act, especially in a way that may cause damage or injury.
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UK: The improper performance of a lawful act, e.g. repairing a road negligently. Compare with non-feasance.
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The improper performance of an act, as distinct from nonfeasance.

Misstatement of age

Insured that gives an age that is younger or older than his or her actual age. In life insurance policies, there is a provision specifying that either the policy’s benefit amount or premium amount will be adjusted depending on whether it is an individual or group policy.

Mixed model

Managed care plan that mixes two or more types of medical care delivery systems (e.g., open-panel and closed-panel systems). It contracts directly with individual physicians. Also called hybrid model .