what is letter of portability
Portability in insurance means the ability to keep important coverage if you move from one employer to another. Portability can be applied to any kind of insurance offered through employment, including disability, life insurance and health insurance.ortable health insurance has been in effect since the passage of the Health Insurance Portability and Accountability Act (HIPAA) of 1996. Under this law, someone changing employers and applying for coverage under a new group plan cannot be excluded due to preexisting health conditions.