If she keeps same handle, she just needs to change her information on her profile by submitting a problem report on herself.

Swim

...phone number, she wouldn't be considered a new provider if you can prove it's the same woman.

Some providers have a legitimate reason for completely changing their identity, e.g. stalker, but others do it to get away from their bad reviews.  I wouldn't let the TER community know if her safety is involved.

but not new overall. A new provider is one who has not escorted before and has no profile on TER.