Fang Bai, MD

Primary specialty

Neurology PhysicianTaxonomy code 2084N0400X

License

2019005006 Issued in MO

Practice address

845 N New Ballas CT
Div Neurology Community, Ste 202
Saint Louis, MO 63141-7134

Phone

(557) 747-2529

Fax

(314) 371-4704

NPI assigned

Apr 6, 2015

Last updated

Jul 6, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

Electronic endpoints 1

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

Specialty

Neurology

Education

Other, 1996

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mercy Aco Clinical Services IncGroup PAC ID 6901188572, 159 clinicians

Mercy Clinic Neurology, LLCGroup PAC ID 8729183967, 21 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Hospital St Louis Hospital, Saint Louis, MO, CCN 260020
• Mercy Hospital Fort Smith Hospital, Fort Smith, AR, CCN 040062
• Mercy Hospital Joplin Hospital, Joplin, MO, CCN 260001
• Mercy Hospital Ada Hospital, Ada, OK, CCN 370020
• Mercy Hospital Ardmore, Inc Hospital, Ardmore, OK, CCN 370047

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: fbai1059525@directc.mercy.net

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.

• Mercy Aco Clinical Services Inc

  • Neurology Physician
  • Chesterfield, MO
  • NPI 1063965093
  Medicare reassignment Care Compare group NPD
• Mercy Clinic Neurology, LLC

  • Neurology Physician
  • Saint Louis, MO
  • NPI 1053479188
  Medicare reassignment Care Compare group NPD
• Mercy Hospitals East Communities

  dba Mercy JFK Clinic

  • Clinic/Center
  • Saint Louis, MO
  • NPI 1851431738
  Medicare reassignment NPD
• Mercy Hospitals East Communities

  dba Mercy St. Louis Transport Ambulance

  • Land Ambulance
  • Saint Louis, MO
  • NPI 1881329902
  NPD
• Mercy Hospitals East Communities

  dba Mercy Hospital St Louis

  • General Acute Care Hospital
  • Saint Louis, MO
  • NPI 1427098169
  NPD (past)

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

• Mercy Hospital Joplin

  • General Acute Care Hospital
  • Joplin, MO
  • NPI 1700112745
  Care Compare affiliation
• Mercy Hospitals East Communities

  dba Mercy Hospital St Louis

  • General Acute Care Hospital
  • Saint Louis, MO
  • NPI 1427098169
  Care Compare affiliation
• Mercy Hospitals East Communities

  dba Mercy St. Louis Transport Ambulance

  • Land Ambulance
  • Saint Louis, MO
  • NPI 1881329902

  Hospital

  Care Compare affiliation
• Mercy Hospital Ada, Inc

  • Ambulance
  • Ada, OK
  • NPI 1831533728

  Hospital

  Care Compare affiliation
• Mercy Hospital Ada, Inc

  dba Mercy Hospital Ada

  • General Acute Care Hospital
  • Ada, OK
  • NPI 1952643306
  Care Compare affiliation
• Mercy Hospital Ardmore, Inc.

  • General Acute Care Hospital
  • Ardmore, OK
  • NPI 1386741635
  Care Compare affiliation
• Mercy Hospital Fort Smith

  • General Acute Care Hospital
  • Fort Smith, AR
  • NPI 1568433480
  Care Compare affiliation

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

{
    "created_epoch": "1428278400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783296000000",
    "number": "1639564776",
    "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": "557-747-2529",
            "fax_number": "314-371-4704"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "845 N NEW BALLAS CT",
            "address_2": "DIV NEUROLOGY COMMUNITY, STE 202",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631417134",
            "telephone_number": "557-747-2529",
            "fax_number": "314-371-4704"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BAI",
        "first_name": "FANG",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-04-06",
        "last_updated": "2026-07-06",
        "certification_date": "2020-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "MO",
            "license": "2019005006",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200077700",
            "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": "845 N New Ballas Ct",
            "address_2": "Div Neurology Community, Ste 202",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631417134",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Paula Bahn
• Amanda Bahr
• Stephanie Bahr
• David Bahre
• Rebecca Diane Bahrmasel, DPT
• Kevin Bai
• Samantha Hsieh Bai, MD, PHD
• Yun Zhu Bai, MD
• Ahmed Ali Baig, M.D.
• Kamran A Baig, MD

• Neurology Physician in Saint Louis, MO
• Providers in Saint Louis, MO by specialty
• Neurology Physician in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.