Anonymiss: No, you do not need to be certified for high school to be high school P-3 provider anymore! Beginning recently, a 1-6 license is fine for HS. Contact Agudah if you want confirmation: 212-797-9000.
Jobless: It’s my understanding that if you took the LAST and CST Multi-Subject exams, then even if your BA is in another field, you may provide P-3.