Individual provider Active NPI

Syerra Toussaint, LMFT

  • Marriage & Family Therapist
  • Lynbrook, NY
National Provider Identifier
1891576138
Registry record updated Aug 25, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Marriage & Family TherapistTaxonomy code 106H00000X
Practice address
777 Sunrise Hwy Ste 200
Lynbrook, NY 11563-2950
Phone
(516) 350-8564
NPI assigned
Oct 12, 2023
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 25, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Marriage & Family Therapist 106H00000X NY Primary

Addresses

Primary practice location

777 Sunrise Hwy Ste 200
Lynbrook, NY 11563-2950

Mailing address

123 Grove Ave Ste 216
Cedarhurst, NY 11516-2302
Phone (516) 350-8564

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250613000604 NY Practitioner - Marriage and Family Therapist 3870004294 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
P122435NYMDMarriage & Family Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Nassau Psychology, P.C. CurrentSince Apr 17, 2025 Accepting new patients

Locations

123 Grove Ave
Ste 216
Cedarhurst, NY 11516
Phone (516) 569-5200

777 Sunrise Hwy
Ste 200
Lynbrook, NY 11563
Phone (516) 887-3516

165 N Village Ave
Ste 12
Rockville Ctr, NY 11570

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1697068800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787616000000",
    "number": "1891576138",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "123 GROVE AVE STE 216",
            "city": "CEDARHURST",
            "state": "NY",
            "postal_code": "115162302",
            "telephone_number": "516-350-8564",
            "fax_number": "516-874-2477"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "777 SUNRISE HWY STE 200",
            "city": "LYNBROOK",
            "state": "NY",
            "postal_code": "115632950",
            "telephone_number": "516-350-8564"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TOUSSAINT",
        "first_name": "SYERRA",
        "credential": "LMFT",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2023-10-12",
        "last_updated": "2026-08-25",
        "certification_date": "2026-08-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "NY",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lynbrook, NY

Sources for this page

Verify at the official NPI Registry.