Christina McMahon, CASAC-MASTER

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

35120 Issued in NY

Practice address

5100 Sunrise Hwy FL 2
Massapequa Park, NY 11762-2935

Phone

(631) 696-4357

NPI assigned

Jul 2, 2025

Last updated

Jul 2, 2025By the provider in NPPES

Sex

Unspecified or another gender identity

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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

• CS Medical Associates, P.C.

  dba Victory Recovery Partners

  • Substance Use Disorder Rehabilitation Clinic/Center
  • Farmingville, NY
  • NPI 1992210231
  Medicare reassignment NPD
• CS Medical Associates, P.C.

  • Counselor
  • Amityville, NY
  • NPI 1790653236
  NPD

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

{
    "created_epoch": "1751414400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751414400000",
    "number": "1598654618",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1377 MOTOR PKWY STE 102",
            "city": "ISLANDIA",
            "state": "NY",
            "postal_code": "117495249"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5100 SUNRISE HWY FL 2",
            "city": "MASSAPEQUA PARK",
            "state": "NY",
            "postal_code": "117622935",
            "telephone_number": "631-696-4357"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCMAHON",
        "first_name": "CHRISTINA",
        "credential": "CASAC-MASTER",
        "sole_proprietor": "NO",
        "sex": "X",
        "enumeration_date": "2025-07-02",
        "last_updated": "2025-07-02",
        "certification_date": "2025-07-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "NY",
            "license": "35120",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Massapequa Park Dental PLLC
• Matrix Occupational Therapy PC
• Ann D McCarthy, LCSW
• Sara McGowan, RPA-C
• Amy Elizabeth McGrath, LMSW
• Mary Kathleen McMahon, LMHC
• Diane McNamara, RN
• Rachel Mary Meaney, M.S., CCC-SLP
• Anne Marie Meehan, M.S.
• Ginger Mencher, LCSW

• Addiction (Substance Use Disorder) Counselor in Massapequa Park, NY
• Providers in Massapequa Park, 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 Jul 2, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.