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BRIAN C CASSERLY
NPI 1194508218
Counselor - Mental Health in Lloyd Harbor, NY

Active since August 14, 2023
5 COON HOLLOW RD, LLOYD HARBOR, NY 11743(631) 885-8990 Get Directions Write a Review

NPPES record last updated: January 15, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 15, 2026, Aug 14, 2023 (2 updates tracked since 2023).

About Brian C Casserly NPPES

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

BRIAN C CASSERLY (NPI 1194508218) is an individual mental health provider in Lloyd Harbor, New York and active in the NPI registry since August 2023.

NPPES Registry Identity

NPI1194508218
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameBRIAN C CASSERLY
Location Address5 COON HOLLOW RDLloyd Harbor, NY 11743-9723
Mailing Address5 Coon Hollow RdLloyd Harbor, NY 11743-9723 · (631) 885-8990
Phone(631) 885-8990
Sole ProprietorNo
Enumeration DateAugust 14, 2023
Last NPPES UpdateJanuary 15, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 15, 2026
✔ NPI 1194508218 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
5 COON HOLLOW RD, Lloyd Harbor, NY 11743
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Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. BRIAN NEIL BELOVITCH CASAC
Counselor (Mental Health)
5 COON HOLLOW RD
LLOYD HARBOR, NY 11743
Suffolk County (631) 885-8990
365 MENTAL HEALTH COUNSELING PLLC
Counselor (Mental Health)
5 COON HOLLOW RD
LLOYD HARBOR, NY 11743
Suffolk County (516) 581-4242
MS. FLORE CHRISTELLE DUCHEINE
Counselor (Mental Health)
5 COON HOLLOW RD
LLOYD HARBOR, NY 11743
Suffolk County (631) 885-8990
CHLOE CHONG
Counselor (Mental Health)
5 COON HOLLOW RD
LLOYD HARBOR, NY 11743
Suffolk County (631) 885-8990
TIFFANY LEDGISTER
Counselor (Mental Health)
5 COON HOLLOW RD
LLOYD HARBOR, NY 11743
Suffolk County (631) 885-8990
MS. DANIELLE MARIE FISCHETTI MHC-LP
Counselor (Mental Health)
5 COON HOLLOW RD
LLOYD HARBOR, NY 11743
Suffolk County (516) 576-2040
AMBER STAR HALL
Counselor (Mental Health)
5 COON HOLLOW RD
LLOYD HARBOR, NY 11743
Suffolk County (631) 885-8990
JANNATUN FERDOWSI
Counselor (Mental Health)
5 COON HOLLOW RD
LLOYD HARBOR, NY 11743
Suffolk County (844) 469-1800

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 Brian Casserly's NPI number?

The NPI number for Brian Casserly is 1194508218. It was assigned to this individual provider in the NPPES registry on August 14, 2023.

Where is Brian Casserly located?

Brian Casserly practices at 5 Coon Hollow Rd, Lloyd Harbor, NY 11743. The listed phone number is (631) 885-8990.

What is Brian Casserly's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Brian Casserly was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.