Individual provider Active NPI

Abigail Testani, LMHC

  • Mental Health Counselor
  • Brooklyn, NY
National Provider Identifier
1043998545
Registry record updated Dec 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
Practice address
1637 E 21St St
Brooklyn, NY 11210-5037
Phone
(732) 337-6443
NPI assigned
Jul 6, 2023
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 10, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X Primary

Addresses

Primary practice location

1637 E 21St St
Brooklyn, NY 11210-5037

Mailing address

307 Mayfield St
Summerville, SC 29485-8416
Phone (585) 953-9137

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Zalta Mental Health Counseling PLLC Mental Health CurrentSince Sep 21, 2025 Accepting new patients

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": "1688601600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765324800000",
    "number": "1043998545",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "307 MAYFIELD ST",
            "city": "SUMMERVILLE",
            "state": "SC",
            "postal_code": "294858416",
            "telephone_number": "585-953-9137"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1637 E 21ST ST",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112105037",
            "telephone_number": "732-337-6443"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TESTANI",
        "first_name": "ABIGAIL",
        "name_prefix": "Mrs.",
        "credential": "LMHC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-07-06",
        "last_updated": "2025-12-10",
        "certification_date": "2025-12-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Brooklyn, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 10, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.