Hello @erie and welcome to Mayo Clinic Connect. I was not able to find another member with that experience, however, thought I would share this article that I found.

- Serratus muscle stimulation effectively treats notalgia paresthetica caused by long thoracic nerve dysfunction: a case series:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2758879/
Has your doctor shared this as an option with you?