Harker William

Verified Clinician

105 Main St, Chester, NY 10918

About the Practice

This is a practice in Chester, New York focused on mental health services.

Practice Context in IntroTherapy

• IntroTherapy lists 6 mental health practices in Chester. Harker William is one of them.
• 19,105 practices statewide in New York are tracked in our directory.
• Typical psychotherapist compensation in New York: $57,000 – $124,000 (median $79,000). Source: BLS OEWS, state cost-of-labor adjusted.

Data compiled from U.S. state licensing boards, NPI public registry, and verified practice listings. Mental health is a YMYL topic — we prioritize licensed, verified providers only. Methodology & sources · Updated June 2026.