Cassy B Griswold, RN

Primary specialty

Maternal Newborn Registered NurseTaxonomy code 163WM0102X

License

E59910 Issued in CT

Practice address

80 Seymour St
Hartford, CT 06106-3300

Phone

(860) 972-1955

NPI assigned

Sep 18, 2026

Sex

Female

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

Not listed in the public Medicare enrollment file

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

{
    "created_epoch": "1789689600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789689600000",
    "number": "1699687368",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 GOOSE LN",
            "city": "COVENTRY",
            "state": "CT",
            "postal_code": "062381213",
            "telephone_number": "860-978-4710"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "80 SEYMOUR ST",
            "city": "HARTFORD",
            "state": "CT",
            "postal_code": "061063300",
            "telephone_number": "860-972-1955"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRISWOLD",
        "first_name": "CASSY",
        "middle_name": "B",
        "credential": "RN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-09-18",
        "last_updated": "2026-09-18",
        "certification_date": "2026-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WM0102X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Maternal Newborn",
            "state": "CT",
            "license": "E59910",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michael John Grille, M.D.
• Nicole Grilli, PA
• Harold Grimes, NCPSS, CPSS (CT)
• Christopher Robert Grindle, M.D.
• Olga Grishenkova, CRNA
• Matthew K. Griswold, M.D.
• Pamela Caldwell Griswold, MD
• Richard Grogoza
• Elizabeth S Gromisch, PHD
• Victoria Matilda Grossi, D.O.

• Maternal Newborn Registered Nurse in Hartford, CT
• Providers in Hartford, CT by specialty
• Maternal Newborn Registered Nurse in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 18, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.