shall not be treated as a condition described in subsection (a)(1) in the absence of a diagnosis of the condition related to such information. (2) Enrollment date The term enrollment date means, with respect to an individual covered under a group health plan or health insurance coverage, the date of enrollment of the individual in the plan or coverage or, if earlier, the first day of the waiting period for such enrollment. (3) Late enrollee The term late enrollee means, with respect to coverage under a group health plan, a participant or beneficiary who enrolls under the plan other than during— (A) the first period in which the individual is eligible to enroll under the plan