Kathryn Callahan, LCSW, CASAC, CEAP

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

2882 Issued in NY

Practice address

35 E Grassy Sprain Rd
Suite LL #3
Yonkers, NY 10710-4620

Phone

(914) 337-4367

NPI assigned

May 16, 2007

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

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

{
    "created_epoch": "1179273600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1760698427",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "32 JOHN CAVA LN",
            "city": "CORTLANDT MANOR",
            "state": "NY",
            "postal_code": "105676306",
            "telephone_number": "914-739-7022"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "35 E GRASSY SPRAIN RD",
            "address_2": "SUITE LL #3",
            "city": "YONKERS",
            "state": "NY",
            "postal_code": "107104620",
            "telephone_number": "914-337-4367"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CALLAHAN",
        "first_name": "KATHRYN",
        "name_prefix": "Ms.",
        "credential": "LCSW, CASAC, CEAP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-05-16",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "NY",
            "license": "2882",
            "primary": true
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "NY",
            "license": "5669296",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Brenda J Calfe, FNP - BC
• Stacie Terri Calian, DDS
• Nancy Calixto
• Carly Callaghan
• Glenn William Callahan, DPM
• Jacqueline Callejas, M.D.
• Annamaria Theresa Calleo Cross, DO
• Hermann Calvo-Cruz
• Jonathan Camacho, DNP
• Laarni Camacho

• Addiction (Substance Use Disorder) Counselor in Yonkers, NY
• Providers in Yonkers, NY by specialty
• Addiction (Substance Use Disorder) Counselor in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.