Individual provider Active NPI

Brandon Alexander Chaffay, MD

  • Critical Care Medicine (Anesthesiology) Physician
  • Saint Louis, MO
National Provider Identifier
1992357784
Registry record updated Jul 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Anesthesiology) PhysicianTaxonomy code 207LC0200X
License
2024033694 Issued in MO
Practice address
1 Barnes Jewish Hospital PLZ
Dept Anesthesiology
Saint Louis, MO 63110-1003
Phone
(800) 862-9980
Fax
(314) 362-1185
NPI assigned
Jul 11, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 17, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 2024033694 MO
Critical Care Medicine (Anesthesiology) Physician 207LC0200X 2024033694 MO Primary

Addresses

Primary practice location

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

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (800) 862-9980

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
I20250616002934 MO Practitioner - AnesthesiologyPractitioner - Emergency Medicine 1759892854 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
AnesthesiologyAlso: Emergency Medicine
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Washington UniversityGroup PAC ID 9830008770, 2,968 clinicians
Washington University Community Specialists LLCGroup PAC ID 8628588514, 94 clinicians

Practice addresses (Care Compare)

1 Barnes Jew Hosp PLZ
Saint Louis, MO 63110-1003
Phone (314) 747-3000

11133 Dunn Rd
Saint Louis, MO 63136-6163
Phone (314) 362-9123

12634 Olive Blvd
Saint Louis, MO 63141-6337
Phone (314) 996-8470

Hospital & facility affiliations

  • Barnes Jewish Hospital Hospital, Saint Louis, MO, CCN 260032
  • Christian Hospital Northeast Hospital, Saint Louis, MO, CCN 260180

Procedures performed for Medicare patients

ProcedureNumber of procedures
Pacemaker insertion or repair1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Washington University CurrentSince Jul 1, 2025 Accepting new patients
Washington University CurrentSince Jul 1, 2025 Accepting new patients
Washington University Community Specialists, LLC CurrentSince Jul 1, 2025 Accepting new patients
Washington University CurrentSince Jul 1, 2025 Accepting new patients
Washington University Past Accepting new patients

Locations

1225 Graham Rd
#U
Florissant, MO 63031

660 S Euclid Ave
#8054
Saint Louis, MO 63110
Phone (314) 286-1045

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

12634 Olive Blvd
Saint Louis, MO 63141
Phone (314) 434-0600

660 S Euclid Ave
Saint Louis, MO 63110

1 Barnes Hsp Plz
Saint Louis, MO 63110
Phone (314) 273-4966

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

11133 Dunn Rd
#U
Saint Louis, MO 63136

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 and National Provider Directory roles.

Hospital & facility affiliations 3

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": "1562803200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752710400000",
    "number": "1992357784",
    "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": "800-862-9980",
            "fax_number": "314-362-1185"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 BARNES JEWISH HOSPITAL PLZ",
            "address_2": "DEPT ANESTHESIOLOGY",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101003",
            "telephone_number": "800-862-9980",
            "fax_number": "314-362-1185"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHAFFAY",
        "first_name": "BRANDON",
        "middle_name": "ALEXANDER",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-07-11",
        "last_updated": "2025-07-17",
        "certification_date": "2025-06-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MO",
            "license": "2024033694",
            "primary": false
        },
        {
            "code": "207LC0200X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Critical Care Medicine",
            "state": "MO",
            "license": "2024033694",
            "primary": true
        }
    ],
    "identifiers": [],
    "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 Anesthesiology",
            "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.