Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Tzanis Mental Health Counseling, PLLC

Organization Mental Health Clinic/Center (Including Community Mental Health Center) · NPI 1497686190

Tzanis Mental Health Counseling, PLLC is a Mental Health Clinic/Center (Including Community Mental Health Center) in Islip, New York. Registered with an NPI since 2026.

In the registry since
2026
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

417 Main St Ste D
Islip, NY 11751-3552
Phone: (516) 784-7359
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Clinic/Center (Including Community Mental Health Center) (primary) Taxonomy 261QM0801X

Record details

NPI number1497686190
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Dimitra Tzanis — Director · (516) 784-7359
NPI enumeratedMay 29, 2026
Last updated in NPPESMay 29, 2026
Certification dateMay 29, 2026
Mailing address78 Sugar Maple Rd, Levittown, NY 11756-2239