Do you have health insurance? If so, that can absorb a lot of the cost. American Institute for Stuttering has an application for financial aid. The AIS might be a good starting point for you. https://www.stutteringtreatment.org/locations/nyc-stuttering-therapy You might also contact universities in the area that have speech pathology programs. They could be a great resource for you. I am a huge advocate of speech therapy to achieve fluency. It may seem expensive, but if you can achieve fluency, what is that worth?