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Psychologists in Middle Island, NY

Browse 7 Psychologist providers listed in NPPES with a practice address in Middle Island, New York.

7 Healthcare Providers

How Middle Island compares with the U.S.

7 active Psychologists list a practice address in Middle Island, NY in the NPI registry.

With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.

None of the Psychologists in Middle Island are listed in the CMS Medicare file.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.

Showing 1โ€“7 of 7 providers
With recent CMS data first, then Aโ€“Z

Dr. Elissa Beth Cazassus , PsyD

Psychologist

Active NPI Status
35 Longwood Rd, Middle Island, NY 119532045
Phone: 6319240008
NPI Identifier 1326241654
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Active NPI Status
Longwood Road, Just Kids Diagnostic & Treatment Center, Middle Island, NY 11953
Phone: 6319241000
NPI Identifier 1932387230
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Dr. Katherine Kusterer , PhD

Psychologist

Active NPI Status
35 Longwood Rd, Middle Island, NY 119532045
Phone: 6319240008
NPI Identifier 1609167477
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Active NPI Status
49 Oakcrest Avenue, Oak Hollow Nursing Center, Middle Island, NY 11953
Phone: 6315046363
NPI Identifier 1255426045
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Dr. Kimberly Reinstein , PsyD

Psychologist

Active NPI Status
35 Longwood Rd, Middle Island, NY 119532045
Phone: 6319240008
NPI Identifier 1265942783
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Dr. Gary D Stein , PhD

Psychologist

Active NPI Status
Longwood Road, Middle Island, NY 11953
Phone: 6319241000
NPI Identifier 1588832778
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Sarah Woodward

Psychologist

Active NPI Status
35 Longwood Rd, Middle Island, NY 119532045
Phone: 6319240008
NPI Identifier 1861686768
View Full Profile

Frequently Asked Questions about Psychologist in Middle Island

How do I check a Psychologist practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the New York licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.

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