Individual provider Active NPI

Sophia Grace Milhollin, SLP

  • Speech-Language Pathologist
  • Saint Louis, MO
National Provider Identifier
1164303699
Registry record updated Sep 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
Practice address
9701 Landmark Parkway Dr Ste 201
Saint Louis, MO 63127-1665
Phone
(314) 843-3828
NPI assigned
Sep 10, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 10, 2025

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 Primary

Addresses

Primary practice location

9701 Landmark Parkway Dr Ste 201
Saint Louis, MO 63127-1665

Mailing address

9701 Landmark Parkway Dr Ste 201
Saint Louis, MO 63127-1665
Phone (314) 843-3828

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251112003563 MO Practitioner - Qualified Speech Language Pathologist 1355832866 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Qualified Speech Language Pathologist
Education
Other, 2025
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

800 Market St
Suite 500
Saint Louis, MO 63101-2501

9701 Landmark Pkwy Dr
Suite 201
Saint Louis, MO 63127

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Gwent LLC CurrentSince Oct 1, 2025 Accepting new patients

Locations

9701 Landmark Parkway Dr
Ste 201
Saint Louis, MO 63127
Phone (314) 645-6247

9701 Landmark Parkway Dr
Ste 200
Saint Louis, MO 63127

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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1757462400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757462400000",
    "number": "1164303699",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9701 LANDMARK PARKWAY DR STE 201",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631271665",
            "telephone_number": "314-843-3828"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9701 LANDMARK PARKWAY DR STE 201",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631271665",
            "telephone_number": "314-843-3828"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MILHOLLIN",
        "first_name": "SOPHIA",
        "middle_name": "GRACE",
        "credential": "SLP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-09-10",
        "last_updated": "2025-09-10",
        "certification_date": "2025-09-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 10, 2025; 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.