Alyssa Michelle Meier, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

2019004820 Issued in MO

Practice address

10 Hospital Dr
Dept Emergency Med
Saint Peters, MO 63376-1659

Phone

(314) 362-9123

Fax

(314) 747-9160

NPI assigned

Feb 13, 2019

Last updated

Jul 14, 2025By 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

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: No

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

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.

• Washington University Community Specialists, LLC

  • Emergency Care Clinic/Center
  • Saint Louis, MO
  • NPI 1922812254
  Medicare reassignment
• Southeastern Emergency Physicians of Memphis LLC

  • Emergency Medicine Physician
  • Alton, IL
  • NPI 1437105277

  MO

  Medicare reassignment
• Southeastern Emergency Services of Memphis, P.C.

  • Emergency Medicine Physician
  • Chattanooga, TN
  • NPI 1164454450

  MO

  Medicare reassignment

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

{
    "created_epoch": "1550016000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752451200000",
    "number": "1700342847",
    "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": "314-747-9160"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10 HOSPITAL DR",
            "address_2": "DEPT EMERGENCY MED",
            "city": "SAINT PETERS",
            "state": "MO",
            "postal_code": "633761659",
            "telephone_number": "314-362-9123",
            "fax_number": "314-747-9160"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MEIER",
        "first_name": "ALYSSA",
        "middle_name": "MICHELLE",
        "name_prefix": "Ms.",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-02-13",
        "last_updated": "2025-07-14",
        "certification_date": "2021-02-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MO",
            "license": "2019004820",
            "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": "10 Hospital Dr",
            "address_2": "Dept Emergency Med",
            "city": "Saint Peters",
            "state": "MO",
            "country_code": "US",
            "postal_code": "633761659",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Medical West Pharmcay, Inc (Medical West Healthcare Center)
• David L Meers, PT
• Zinnat Meghjee, D.O.
• Elizabeth Squibb Mehrle
• Rahul Mehta, LPC, MS, NCC
• Cheyenne Meinershagen
• George Mekhjian, MD
• Jennifer Lynn Melchert
• Melissa Strachan, Psy.D., LLC
• Gary J Meltz, MD

• Physician Assistant in Saint Peters, MO
• Providers in Saint Peters, MO by specialty
• Physician Assistant in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 14, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.