Individual provider Active NPI

Makenzie Elise Yost

  • Clinical Social Worker
  • New London, CT
National Provider Identifier
1215548722
Registry record updated Sep 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
Practice address
255 Hempstead St
New London, CT 06320-6204
Phone
(860) 437-4550
NPI assigned
Aug 10, 2020
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 4, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X
Clinical Social Worker 1041C0700X Primary
Case Manager/Care Coordinator 171M00000X
Mental Health CounselorGroup: 193200000X MULTI-SPECIALTY GROUP 101YM0800X

Addresses

Primary practice location

255 Hempstead St
New London, CT 06320-6204

Mailing address

PO Box 120
New London, CT 06320-0120
Phone (860) 437-4550

Other practice location 1

1680 Albany Ave
Hartford, CT 06105-1001
Phone (860) 236-4511

Other names 1

  • Makenzie Elise Depetrillo Former name

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20250908002175 CT Practitioner - Clinical Social Worker 1456853571 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2023
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1290 Silas Deane Hwy
Wethersfield, CT 06109

64 Maple Ave Apt C
Willimantic, CT 06226-2751

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Natchaug Hospital, Inc. Multi-Specialty CurrentSince Aug 25, 2025 Accepting new patients

Locations

189 Storrs Rd
Mansfield Ctr, CT 06250
Phone (860) 456-1311

1290 Silas Deane Hwy
Wethersfield, CT 06109
Phone (860) 972-6977

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1597017600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788480000000",
    "number": "1215548722",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 120",
            "city": "NEW LONDON",
            "state": "CT",
            "postal_code": "063200120",
            "telephone_number": "860-437-4550"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "255 HEMPSTEAD ST",
            "city": "NEW LONDON",
            "state": "CT",
            "postal_code": "063206204",
            "telephone_number": "860-437-4550"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1680 Albany Ave",
            "address_purpose": "LOCATION",
            "city": "Hartford",
            "state": "CT",
            "postal_code": "061051001",
            "country_code": "US",
            "telephone_number": "860-236-4511",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "YOST",
        "first_name": "MAKENZIE",
        "middle_name": "ELISE",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2020-08-10",
        "last_updated": "2026-09-04",
        "certification_date": "2026-09-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "171M00000X",
            "taxonomy_group": "",
            "desc": "Case Manager/Care Coordinator",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "MAKENZIE",
            "last_name": "DEPETRILLO",
            "middle_name": "ELISE",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in New London, CT

Sources for this page

Verify at the official NPI Registry.