Individual provider Active NPI

Maggie Jo Billadeau, DO

  • Hospitalist Physician
  • Saint Louis, MO
National Provider Identifier
1023767969
Registry record updated Mar 7, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
2022022402 Issued in MO
Practice address
1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone
(314) 257-8000
Fax
(314) 977-1664
NPI assigned
Mar 19, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 7, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 2022022402 MO
Hospitalist Physician 208M00000X 2022022402 MO Primary

Addresses

Primary practice location

1201 S Grand Blvd
Saint Louis, MO 63104-1016

Mailing address

1008 S Spring Ave
Saint Louis, MO 63110-2520
Phone (314) 977-2605

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250602002141 MO Practitioner - Hospitalist 7719368950 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hospitalist
Education
At Still University of Health Sciences, College of Osteo Med, Kirksville, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
SSM Health Care GroupGroup PAC ID 0143608372, 929 clinicians

Practice addresses (Care Compare)

1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone (314) 617-2000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

Practice roles

OrganizationSpecialtyStatusNew patients
SSM Health Care Group CurrentSince Jul 1, 2025 Accepting new patients
SSM Health Care Group Internal Medicine CurrentSince Jul 1, 2025 Accepting new patients
SSM-Sluh Inc Past Accepting new patients

Locations

1201 S Grand Blvd
Saint Louis, MO 63104
Phone (314) 257-8222

10101 Woodfield Ln
Saint Louis, MO 63132
Phone (608) 280-4647

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.

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": "1647648000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1741305600000",
    "number": "1023767969",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1008 S SPRING AVE",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631102520",
            "telephone_number": "314-977-2605",
            "fax_number": "314-977-1664"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1201 S GRAND BLVD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631041016",
            "telephone_number": "314-257-8000",
            "fax_number": "314-977-1664"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BILLADEAU",
        "first_name": "MAGGIE",
        "middle_name": "JO",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-03-19",
        "last_updated": "2025-03-07",
        "certification_date": "2025-03-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MO",
            "license": "2022022402",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MO",
            "license": "2022022402",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.