About the Practice
Fred B. Krellenstein, PSYD offers psychological services, including couples and relationship therapy.
Practice Context in IntroTherapy
- • IntroTherapy lists 52 mental health practices in Syosset. Fred B. Krellenstein, PSYD is one of them.
- • 19,105 practices statewide in New York are tracked in our directory.
- • Typical psychologist compensation in New York: $90,000 – $170,000 (median $104,000). 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 August 2026.
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Frequently asked questions
Where is Fred B. Krellenstein, PSYD located?
Fred B. Krellenstein, PSYD is located at 8 Holly Dr, Syosset, NY 11791.
What is the phone number for Fred B. Krellenstein, PSYD?
You can reach Fred B. Krellenstein, PSYD at (516) 921-3943.
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Fred B. Krellenstein, PSYD