Alexander Marquis

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

Practice address

77 Hartland St
East Hartford, CT 06108-6201

Phone

(860) 731-5522

Fax

(890) 731-5536

NPI assigned

Jan 11, 2018

Sex

Male

Sole proprietor

No

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

Enrolled in CT

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

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 and National Provider Directory roles.

• Community Health Resources, Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Windsor, CT
  • NPI 1215979810
  Medicare reassignment NPD
• Community Health Resources, Inc.

  • Adult Mental Health Clinic/Center
  • Windsor, CT
  • NPI 1295800795
  NPD

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

{
    "created_epoch": "1515628800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747267200000",
    "number": "1912415936",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2 WATERSIDE XING STE 401",
            "city": "WINDSOR",
            "state": "CT",
            "postal_code": "060951588",
            "telephone_number": "860-731-5522",
            "fax_number": "860-731-5536"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "77 HARTLAND ST",
            "city": "EAST HARTFORD",
            "state": "CT",
            "postal_code": "061086201",
            "telephone_number": "860-731-5522",
            "fax_number": "890-731-5536"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "391 Pomfret St",
            "address_purpose": "LOCATION",
            "city": "Putnam",
            "state": "CT",
            "postal_code": "062601852",
            "country_code": "US",
            "telephone_number": "860-963-4971",
            "fax_number": "860-963-4979",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "444 Center St",
            "address_purpose": "LOCATION",
            "city": "Manchester",
            "state": "CT",
            "postal_code": "060403926",
            "country_code": "US",
            "telephone_number": "860-731-5522",
            "fax_number": "890-731-5536",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARQUIS",
        "first_name": "ALEXANDER",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-01-11",
        "last_updated": "2025-05-15",
        "certification_date": "2025-05-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rachel Marcus, LCSW
• Suzanne Margo
• Brendan Marinan, D.C.
• Elizabeth Joy Marjoram, RBT, CPR
• Eric P Markow
• Michael Marrero, LCSW
• Janell Martin, LMSW
• Thomas Joseph Martin, M.D.
• Grisel Martinez Cruz, DMD
• Jeffrey D Martone, DPM

• Clinical Social Worker in East Hartford, CT
• Providers in East Hartford, CT by specialty
• Clinical Social Worker in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 15, 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.