Alexis Margaret Rock, MS, CGC

Primary specialty

Genetic Counselor (M.S.)Taxonomy code 170300000X

Practice address

4 David Way
Littleton, MA 01460-6205

Phone

(978) 501-6546

NPI assigned

Oct 9, 2026

Last updated

Oct 9, 2026By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Not listed in the public Medicare enrollment file

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

{
    "created_epoch": "1791504000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1791504000000",
    "number": "1346145349",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 DAVID WAY",
            "city": "LITTLETON",
            "state": "MA",
            "postal_code": "014606205",
            "telephone_number": "978-501-6546"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4 DAVID WAY",
            "city": "LITTLETON",
            "state": "MA",
            "postal_code": "014606205",
            "telephone_number": "978-501-6546"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ROCK",
        "first_name": "ALEXIS",
        "middle_name": "MARGARET",
        "credential": "MS, CGC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-10-09",
        "last_updated": "2026-10-09",
        "certification_date": "2026-10-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "170300000X",
            "taxonomy_group": "",
            "desc": "Genetic Counselor, MS",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Genetic Counselor (M.S.) in Littleton, MA
• Providers in Littleton, MA by specialty
• Genetic Counselor (M.S.) in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.