Affiliation period

Length of time managed care plan members must wait before receiving benefits. It is an alternative to preexisting condition exclusions seen in insurance plans. Under the Health Insurance Portability and Accountability Act (HIPAA), an affiliation period may not last longer than 2 months or, if a late enrollee, 3 months. It begins on the member’s date of enrollment. If a member changes coverage more than 3 months after the enrollment date, the new plan cannot impose an affiliation period.

AG

HCPCS Level II modifier that may be used with CPT or HCPCS Level II codes indicating services performed by a primary physician. Use of this modifier affects Medicare payment.

Age change

Date halfway between natural birth dates when the age of an individual changes to the next higher age. It is referred to when an individual is purchasing life insurance; the insurance age being the nearer birthday. When purchasing an annuity, the annuity age considered is the last previous birthday.