DR. ARTHUR GALLAGHER PSYD
NPI 1871397604
Psychologist - Clinical in Stony Brook, NY

Q: What is Arthur Gallagher's NPI number?

The NPI number for Arthur Gallagher is 1871397604. It was assigned to this individual provider in the NPPES registry on April 2, 2025.

Q: What is Arthur Gallagher's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Arthur Gallagher was last updated on April 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 02, 2025PECOS Enrolled

PO BOX 51, STONY BROOK, NY 11790(631) 621-2744 Get Directions Write a Review

NPPES record last updated: April 2, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Dr. Arthur Gallagher Psyd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ARTHUR GALLAGHER PSYD (NPI 1871397604) is an individual clinical provider in Stony Brook, New York, licensed in New York (026592) and active in the NPI registry since April 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1871397604

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. ARTHUR GALLAGHERCredential: PSYD

Location AddressPO BOX 51Stony Brook, NY 11790-0051

Mailing AddressPo Box 51Stony Brook, NY 11790-0051 · (631) 621-2744

Phone(631) 621-2744

Sole ProprietorYes

Enumeration DateApril 2, 2025

NPPES CertifiedApril 2, 2025

✔ NPI 1871397604 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in NY · 026592

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

PO BOX 51, Stony Brook, NY 11790

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Arthur Gallagher Psyd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11790 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$203.53 typical visit price

range $67.40 – $203.53

Typical copayment $50.88 (range $16.85 – $50.88)

Most-billed visit code 99205

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Arthur Gallagher's NPI number?

The NPI number for Arthur Gallagher is 1871397604. It was assigned to this individual provider in the NPPES registry on April 2, 2025.

Where is Arthur Gallagher located?

Arthur Gallagher practices at PO Box 51, Stony Brook, NY 11790. The listed phone number is (631) 621-2744.

What is Arthur Gallagher's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Arthur Gallagher enrolled in Medicare?

Yes. Arthur Gallagher is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Arthur Gallagher was last updated on April 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.