Individual provider Active NPI

Madison Kennedy Steinberg, ACNPC-AG

  • Acute Care Nurse Practitioner
  • Chesterfield, MO
National Provider Identifier
1033924139
Registry record updated Jan 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Acute Care Nurse PractitionerTaxonomy code 363LA2100X
License
2025003529 Issued in MO
Practice address
121 Saint Lukes Center Dr Ste 404
Building a
Chesterfield, MO 63017-3519
Phone
(314) 864-8720
Fax
(314) 997-6969
NPI assigned
Feb 7, 2025
Last updated
Jan 12, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 12, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Acute Care Nurse PractitionerGroup: 193400000X SINGLE SPECIALTY GROUP 363LA2100X 2025003529 MO Primary

Addresses

Primary practice location

121 Saint Lukes Center Dr Ste 404
Building a
Chesterfield, MO 63017-3519

Mailing address

121 Saint Lukes Center Dr Ste 404
Building a
Chesterfield, MO 63017-3519
Phone (314) 864-8720

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: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250226001931 MO Practitioner - Nurse Practitioner 2961922554 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Heart Care Specialists LLCGroup PAC ID 2062774755, 16 clinicians

Practice addresses (Care Compare)

121 Saint Lukes Ctr Dr
Chesterfield, MO 63017-3519
Phone (314) 991-6969

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Heart Health Specialists, LLC Single Specialty CurrentSince Jan 1, 2026 Accepting new patients
Chesterfield Cardiology Care, LLC Single Specialty CurrentSince Jan 1, 2026 Accepting new patients
Heart Care Specialists, LLC Single Specialty CurrentSince Feb 7, 2025 Accepting new patients
Cardiac Specialists of St Luke's, LLC Single Specialty CurrentSince Jan 1, 2026 Accepting new patients
St. Lukes Medical Group Single Specialty PastSince Jan 1, 2026 Accepting new patients

Locations

121 Saint Lukes Center Dr
Chesterfield, MO 63017
Phone (314) 434-3278

121 Saint Lukes Center Dr
Ste 303
Chesterfield, MO 63017
Phone (314) 434-3278

121 Saint Lukes Center Dr
Ste 404
Chesterfield, MO 63017
Phone (314) 205-6420

222 S Woods Mill Rd
Ste 500N
Chesterfield, MO 63017
Phone (314) 205-6699

222 S Woods Mill Rd
Ste 560
Chesterfield, MO 63017
Phone (314) 485-8788

450 N New Ballas Rd
Ste 270
Saint Louis, MO 63141
Phone (314) 989-1300

Organizations & group practices 5

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.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1738886400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768176000000",
    "number": "1033924139",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "121 SAINT LUKES CENTER DR STE 404",
            "address_2": "BUILDING A",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630173519",
            "telephone_number": "314-864-8720"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "121 SAINT LUKES CENTER DR STE 404",
            "address_2": "BUILDING A",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630173519",
            "telephone_number": "314-864-8720",
            "fax_number": "314-997-6969"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STEINBERG",
        "first_name": "MADISON",
        "middle_name": "KENNEDY",
        "credential": "ACNPC-AG",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-02-07",
        "last_updated": "2026-01-12",
        "certification_date": "2026-01-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "MO",
            "license": "2025003529",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chesterfield, MO

Sources for this page

Verify at the official NPI Registry.