Individual provider Active NPI

Nicholas Austin Seidel, MD

  • Emergency Medicine Physician
  • Saint Louis, MO
National Provider Identifier
1578208971
Registry record updated Jul 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
2025036645 Issued in MO
Practice address
1 Barnes Jewish Hospital PLZ
Dept Emergency Med
Saint Louis, MO 63110-1003
Phone
(314) 362-9123
Fax
(314) 362-0478
NPI assigned
Apr 29, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 2025036645 MO Primary

Addresses

Primary practice location

1 Barnes Jewish Hospital PLZ
Dept Emergency Med
Saint Louis, MO 63110-1003

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (314) 362-9123

Other identifiers 1

IdentifierTypeStateIssuer
200111773MedicaidMO

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Washington University

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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20260620000324 MO Practitioner - Emergency Medicine 6800272733

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of Missouri, Kansas City, School of Medicine, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Washington UniversityGroup PAC ID 9830008770, 2,968 clinicians

Practice addresses (Care Compare)

1 Barnes Hospital PLZ
Saint Louis, MO 63110-1003
Phone (314) 362-9170

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Washington University Community Specialists, LLC CurrentSince Jul 1, 2026 Accepting new patients
Washington University CurrentSince Jul 1, 2026 Accepting new patients
Washington University PastSince Jul 1, 2026 Accepting new patients

Locations

1225 Graham Rd
#U
Florissant, MO 63031

11133 Dunn Rd
#U
Saint Louis, MO 63136

1 Barnes Jewish Hospital Plz
Saint Louis, MO 63110
Phone (314) 362-1700

660 S Euclid Ave
#8072
Saint Louis, MO 63110
Phone (314) 362-9177

400 S Kingshighway Blvd
#F
Saint Louis, MO 63110
Phone (314) 454-7900

1 Barnes Hospital Plz
Saint Louis, MO 63110
Phone (314) 362-9170

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": "1651190400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783468800000",
    "number": "1578208971",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7412011",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606742011",
            "telephone_number": "314-362-9123",
            "fax_number": "314-362-0478"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 BARNES JEWISH HOSPITAL PLZ",
            "address_2": "DEPT EMERGENCY MED",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101003",
            "telephone_number": "314-362-9123",
            "fax_number": "314-362-0478"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SEIDEL",
        "first_name": "NICHOLAS",
        "middle_name": "AUSTIN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-04-29",
        "last_updated": "2026-07-08",
        "certification_date": "2022-04-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MO",
            "license": "2025036645",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200111773",
            "state": "MO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Washington University",
            "address_1": "1 Barnes Jewish Hospital Plz",
            "address_2": "Dept Emergency Med",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631101003",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.