1. Home
  2. Directory
  3. New York
  4. Westbury
  5. Psychiatry Neurology
  6. NPI Profile

TMS LONG ISLAND CORP
NPI 1043783244
Psychiatry & Neurology - Psychiatry in Westbury, NY

Active since January 10, 2019
400 POST AVE STE 307, WESTBURY, NY 11590(718) 635-2204(516) 977-9084 Get Directions Write a Review

NPPES record last updated: January 10, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Tms Long Island Corp NPPES

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

TMS LONG ISLAND CORP (NPI 1043783244) is a healthcare organization registered as a psychiatry in Westbury, New York and active in the NPI registry since January 2019. The organization lists Katherine Leigh Fiori, Representative, as its authorized official.

NPPES Registry Identity

NPI1043783244
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameTMS LONG ISLAND CORP
Location Address400 POST AVE STE 307Westbury, NY 11590-2226
Mailing Address15 Forest AveMassapequa, NY 11758-7806 · (718) 635-2204
Phone(718) 635-2204
Fax(516) 977-9084
Organization SubpartNo
Authorized OfficialKatherine Leigh FioriRepresentative · (718) 635-2204
Enumeration DateJanuary 10, 2019
✔ NPI 1043783244 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
400 POST AVE STE 307, Westbury, NY 11590
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tms Long Island Corp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Tms Long Island Corp, which bills Medicare for the services this clinician delivers.

Clinician (1)

Stephen Perret, M.D.
Psychiatry
NPI 1699989145
7559 263RD ST CHILD PSYCHIATRY AMBULATORY CARE BUILDING
Glen Oaks, NY 11004
(718) 635-2204
✔ PECOS✔ Accepts Medicare6.6 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Tms Long Island Corp's NPI number?

The NPI number for Tms Long Island Corp is 1043783244. It was assigned to this organization in the NPPES registry on January 10, 2019.

Where is Tms Long Island Corp located?

Tms Long Island Corp is located at 400 Post Ave Ste 307, Westbury, NY 11590. The listed phone number is (718) 635-2204.

What is Tms Long Island Corp's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Tms Long Island Corp enrolled in Medicare?

Yes. Tms Long Island Corp is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Tms Long Island Corp?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Psychiatry) reassigns their Medicare billing to Tms Long Island Corp. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Tms Long Island Corp was last updated on January 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.