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CORTEX HEALTH PLLC
NPI 1801603576
Psychiatry & Neurology - Brain Injury Medicine in Southport, CT

Active since December 16, 2024
3449 POST RD, SOUTHPORT, CT 06890(917) 453-1081 Get Directions Write a Review

NPPES record last updated: June 23, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Cortex Health Pllc NPPES

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

CORTEX HEALTH PLLC (NPI 1801603576), doing business as Performance46 Pllc, is a healthcare organization registered as a brain injury medicine in Southport, Connecticut and active in the NPI registry since December 2024. The organization lists Kenneth H Shubin Stein, Chair, as its authorized official.

NPPES Registry Identity

NPI1801603576
Entity TypeOrganization
Primary Taxonomy2084P0301X
Legal Business NameCORTEX HEALTH PLLC
Location Address3449 POST RDSouthport, CT 06890-1399
Mailing Address55 Post Rd W Fl 2Westport, CT 06880-4235 · (917) 453-1081
Phone(917) 453-1081
Organization SubpartNo
Authorized OfficialKenneth H Shubin SteinChair · (917) 453-1081
Enumeration DateDecember 16, 2024
Last NPPES UpdateJune 23, 2026
NPPES CertifiedJune 23, 2026
✔ NPI 1801603576 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychiatry & Neurology · Brain Injury MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2084P0301X
Definition
A Brain Injury Medicine physician specializes in disorders of brain function due to injury and disease. These disorders encompass a range of medical, physical, neurologic, cognitive, sensory, and behavioral disorders that result in psychosocial, educational, and vocational consequences.
Also ListedInternal Medicine · Sports MedicineTaxonomy 207RS0010X
Also ListedPhysical Medicine & Rehabilitation · Sports MedicineTaxonomy 2081S0010X
Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X
3449 POST RD, Southport, CT 06890
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Other Names 2

Former Legal Business NamePerformance46 Pllc
Other NameCortex Health Pllc

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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 Cortex Health PLLC's NPI number?

The NPI number for Cortex Health PLLC is 1801603576. It was assigned to this organization in the NPPES registry on December 16, 2024. The provider was formerly known as Performance46 PLLC.

Where is Cortex Health PLLC located?

Cortex Health PLLC is located at 3449 Post Rd, Southport, CT 06890. The listed phone number is (917) 453-1081.

What is Cortex Health PLLC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Brain Injury Medicine, with taxonomy code 2084P0301X.

When was this NPI record last updated?

The NPPES record for Cortex Health PLLC was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days 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.