Individual provider Active NPI

Nina Callahan, M.S., CF-SLP, TSSLD

  • Speech-Language Pathologist
  • Saint Clair Shores, MI
National Provider Identifier
1871320127
Registry record updated Mar 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
7152001037 Issued in MI
Practice address
21000 E 12 Mile Rd
Saint Clair Shores, MI 48081-1116
Phone
(586) 779-7610
NPI assigned
Sep 18, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 10, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language Pathologist 235Z00000X 7152001037 MI Primary

Addresses

Primary practice location

21000 E 12 Mile Rd
Saint Clair Shores, MI 48081-1116

Mailing address

21000 E 12 Mile Rd
Saint Clair Shores, MI 48081-1116
Phone (586) 779-7610

Other practice location 1

1115 West St
Southington, CT 06489-6025
Phone (860) 679-2804

Other practice location 2

263 Farmington Ave
Farmington, CT 06030-8060
Phone (860) 679-2804

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address ncallahan92466@direct.med.uchc.edu Direct
Direct Messaging Address ncallahan92466@direct.med.uchc.edu Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251201002140 CT Practitioner - Qualified Speech Language Pathologist 7719470590 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Qualified Speech Language Pathologist
Education
Other, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

263 Farmington Ave
Farmington, CT 06030-0001
Phone (860) 679-3692

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Master of Science

State licenses

LicenseStateTypeSpecialty
008309CTMDClinical Social Worker
7152001037MIMDSpeech-Language Pathologist

Practice roles

OrganizationSpecialtyStatusNew patients
University of Connecticut Health Center CurrentSince Oct 3, 2025 Accepting new patients
University of Connecticut Health Center CurrentSince Oct 3, 2025 Accepting new patients
University of Connecticut Health Center Past Accepting new patients

Locations

263 Farmington Ave
Farmington, CT 06030
Phone (860) 679-4477

1115 West St
Ste C
Southington, CT 06489

1115 West St
Southington, CT 06489
Phone (860) 276-6000

Interoperability endpoints

  • Direct secure messaging: ncallahan92466@direct.med.uchc.edu

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": "1726617600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773100800000",
    "number": "1871320127",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21000 E 12 MILE RD",
            "city": "SAINT CLAIR SHORES",
            "state": "MI",
            "postal_code": "480811116",
            "telephone_number": "586-779-7610"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21000 E 12 MILE RD",
            "city": "SAINT CLAIR SHORES",
            "state": "MI",
            "postal_code": "480811116",
            "telephone_number": "586-779-7610"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1115 West St",
            "address_purpose": "LOCATION",
            "city": "Southington",
            "state": "CT",
            "postal_code": "064896025",
            "country_code": "US",
            "telephone_number": "860-679-2804",
            "fax_number": "860-679-1848",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "263 Farmington Ave",
            "address_purpose": "LOCATION",
            "city": "Farmington",
            "state": "CT",
            "postal_code": "060308060",
            "country_code": "US",
            "telephone_number": "860-679-2804",
            "fax_number": "860-679-1848",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CALLAHAN",
        "first_name": "NINA",
        "credential": "M.S., CF-SLP, TSSLD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-09-18",
        "last_updated": "2026-03-10",
        "certification_date": "2026-03-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "MI",
            "license": "7152001037",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ncallahan92466@direct.med.uchc.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1115 West St",
            "city": "Southington",
            "state": "CT",
            "country_code": "US",
            "postal_code": "064896025",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ncallahan92466@direct.med.uchc.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "263 Farmington Ave",
            "city": "Farmington",
            "state": "CT",
            "country_code": "US",
            "postal_code": "060308060",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Clair Shores, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.