Individual provider Active NPI

Cassandra Williams, PMHNP

  • Psychiatric/Mental Health Nurse Practitioner
  • Mount Vernon, NY
National Provider Identifier
1851796957
Registry record updated Nov 21, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
License
404549 Issued in NY
Practice address
625 Gramatan Ave Apt 5L
Mount Vernon, NY 10552-1817
Phone
(347) 264-7101
NPI assigned
Oct 31, 2014
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 21, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 691006 NY
Psychiatric/Mental Health Nurse Practitioner 363LP0808X 404549 NY Primary

Addresses

Primary practice location

625 Gramatan Ave Apt 5L
Mount Vernon, NY 10552-1817

Mailing address

625 Gramatan Ave Apt 5L
Mount Vernon, NY 10552-1817
Phone (347) 264-7101

Other practice location 1

813 Astoria Blvd
Astoria, NY 11102-4028
Phone (929) 238-3092

Other names 1

  • Cassandra Augustine Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT, NY2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20260316002751 CT Practitioner - Nurse Practitioner 3779066956 Reassigns benefits to 2 organizations
I20260504007641 NY Practitioner - Nurse Practitioner 3779066956 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Family Intervention Center, IncGroup PAC ID 5193890135, 4 clinicians

Practice addresses (Care Compare)

51 Lakeside Blvd E
Waterbury, CT 06708-2958
Phone (203) 753-2153

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
14198CTMDGeneral Practice Dentistry
691006NYMDRegistered Nurse
404549NYMDPsychiatric/Mental Health Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Family Intervention Center, Inc CurrentSince Feb 6, 2026 Accepting new patients
Mind and Body Balanced LLC CurrentSince Mar 24, 2026 Accepting new patients
Maxim of New York, LLC Past Accepting new patients

Locations

47 Waterbury Rd
Ste 322
Prospect, CT 06712
Phone (914) 252-3976

51 Lakeside Blvd E
Waterbury, CT 06708
Phone (203) 753-2153

Organizations & group practices 3

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": "1414713600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1668988800000",
    "number": "1851796957",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "625 GRAMATAN AVE APT 5L",
            "city": "MOUNT VERNON",
            "state": "NY",
            "postal_code": "105521817",
            "telephone_number": "347-264-7101"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "625 GRAMATAN AVE APT 5L",
            "city": "MOUNT VERNON",
            "state": "NY",
            "postal_code": "105521817",
            "telephone_number": "347-264-7101"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "813 Astoria Blvd",
            "address_purpose": "LOCATION",
            "city": "Astoria",
            "state": "NY",
            "postal_code": "111024028",
            "country_code": "US",
            "telephone_number": "929-238-3092",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "CASSANDRA",
        "credential": "PMHNP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2014-10-31",
        "last_updated": "2022-11-21",
        "certification_date": "2022-11-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "NY",
            "license": "691006",
            "primary": false
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "NY",
            "license": "404549",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CASSANDRA",
            "last_name": "AUGUSTINE",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Mount Vernon, NY

Sources for this page

Verify at the official NPI Registry.