Lacy Lee Rae Hosay, FNP-BC

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

2017025491 Issued in MO

Practice address

5000 Cedar Plaza Pkwy Ste 300
Saint Louis, MO 63128-3891

Phone

(636) 282-0380

Fax

(877) 592-0806

NPI assigned

Jul 31, 2017

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

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

Specialty

Nurse Practitioner

Education

Other, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Midwest Medical Practitioners LLCGroup PAC ID 8729398425, 8 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Hospital Jefferson Hospital, Crystal City, MO, CCN 260023

Medicare enrollment (NPD)

Enrolled

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir4.healow.com/fhir/r4/IJJBCD

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.

• Midwest Medical Practitioners LLC

  • Internal Medicine Physician
  • Saint Louis, MO
  • NPI 1255709143
  Medicare reassignment Care Compare group NPD
• Midwest Medical Practitioners LLC

  • Rural Health Clinic/Center
  • De Soto, MO
  • NPI 1174260111
  NPD

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

• Mercy Hospital Jefferson

  • General Acute Care Hospital
  • Festus, MO
  • NPI 1508859661
  Care Compare affiliation

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

{
    "created_epoch": "1501459200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771372800000",
    "number": "1538683636",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5000 CEDAR PLAZA PKWY STE 300",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631283891",
            "telephone_number": "636-282-0380",
            "fax_number": "877-592-0806"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5000 CEDAR PLAZA PKWY STE 300",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631283891",
            "telephone_number": "636-282-0380",
            "fax_number": "877-592-0806"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOSAY",
        "first_name": "LACY",
        "middle_name": "LEE RAE",
        "name_prefix": "Mrs.",
        "credential": "FNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-07-31",
        "last_updated": "2026-02-18",
        "certification_date": "2026-02-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MO",
            "license": "2017025491",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MO LICENSE",
            "identifier": "2017025491",
            "state": "MO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Nina Maria Horton, AGNP
• Mara Harmelin Horwitz, MD
• Michael H Horwitz, DPM
• Michelle Diane Horwitz, LCSW
• Rainey Horwitz
• Gregg William Hosch, D.D.S.
• Angela Michelle Hoskins, D.P.T.
• Matthew Camden Hosler, MD
• Hospice Advantage, LLC
• Hospice of Missouri, Inc.

• Family Nurse Practitioner in Saint Louis, MO
• Providers in Saint Louis, MO by specialty
• Family Nurse Practitioner in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 18, 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.