Individual provider Active NPI

Mason Alexander Kinghorn, LCSW

  • Clinical Social Worker
  • Saint Louis, MO
National Provider Identifier
1699337337
Registry record updated Apr 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
2017005573 Issued in MO
Practice address
6155 S Grand Blvd
Saint Louis, MO 63111-2319
Phone
(314) 652-0100
NPI assigned
Jul 2, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 28, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 2017005573 MO Primary

Addresses

Primary practice location

6155 S Grand Blvd
Saint Louis, MO 63111-2319

Mailing address

6155 S Grand Blvd
Saint Louis, MO 63111-2319
Phone (314) 652-0100

Other practice location 1

3225 N Florissant Ave
Saint Louis, MO 63107-3521
Phone (314) 652-0100

Other practice location 2

24 N Sprigg St
Cape Girardeau, MO 63701-5733
Phone (314) 652-0100

Other identifiers 1

IdentifierTypeStateIssuer
2019037258OtherMOLCSW

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO
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
I20191101001890 MO Practitioner - Clinical Social Worker 0143552604 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Novus Health IncGroup PAC ID 3779901756, 7 clinicians

Practice addresses (Care Compare)

3225 N Florissant Ave
Saint Louis, MO 63107-3521
Phone (314) 652-0100

6155 S Grand Blvd
Saint Louis, MO 63111-2319
Phone (314) 652-0100

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
2017005573MOMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Sondermind Provider Network LLC Clinical CurrentSince Jan 31, 2023 Accepting new patients
Physician Groups LC PastSince Jun 1, 2021 Accepting new patients

Locations

107 W 9th St
Fl 2
Kansas City, MO 64105
Phone (505) 382-2776

4625 Lindell Blvd
Ste 200300
Saint Louis, MO 63108
Phone (314) 396-7900

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": "1562025600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777334400000",
    "number": "1699337337",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6155 S GRAND BLVD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631112319",
            "telephone_number": "314-652-0100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6155 S GRAND BLVD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631112319",
            "telephone_number": "314-652-0100"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3225 N Florissant Ave",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631073521",
            "country_code": "US",
            "telephone_number": "314-652-0100",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "24 N Sprigg St",
            "address_purpose": "LOCATION",
            "city": "Cape Girardeau",
            "state": "MO",
            "postal_code": "637015733",
            "country_code": "US",
            "telephone_number": "314-652-0100",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KINGHORN",
        "first_name": "MASON",
        "middle_name": "ALEXANDER",
        "credential": "LCSW",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-07-02",
        "last_updated": "2026-04-28",
        "certification_date": "2026-04-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "MO",
            "license": "2017005573",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LCSW",
            "identifier": "2019037258",
            "state": "MO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.