Individual provider Active NPI

Emily O'Mara, NP-C

  • Family Nurse Practitioner
  • Clayton, MO
National Provider Identifier
1316678303
Registry record updated Oct 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
2023025357 Issued in MO
Practice address
401 Corporate Park Dr
Clayton, MO 63105-4201
Phone
(636) 288-4149
NPI assigned
Jun 21, 2022
Last updated
Oct 5, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 5, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X RN313781 GA
Family Nurse Practitioner 363LF0000X 2023025357 MO Primary
Registered Nurse 163W00000X 2018038256 MO

Addresses

Primary practice location

401 Corporate Park Dr
Clayton, MO 63105-4201

Mailing address

2025 Zumbehl Rd
Saint Charles, MO 63303-2723
Phone (636) 288-4149

Other practice location 1

3451 Union Blvd
Saint Louis, MO 63115-1142
Phone (314) 888-0970

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251106002203 MO Practitioner - Nurse Practitioner 4486038775 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
NP Health of Mo LLCGroup PAC ID 4183047053, 17 clinicians

Practice addresses (Care Compare)

322 Old State Rd
Ellisville, MO 63021-5917
Phone (636) 227-3431

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
2018038256MOMDRegistered Nurse
2023025357MOMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
NP Health of Mo LLC CurrentSince Dec 31, 2025 Accepting new patients
Oak Street Health Physicians Group of Missouri, LLC Family CurrentSince Sep 1, 2025 Accepting new patients

Locations

415 W Golf Rd
Ste 26
Arlington Hts, IL 60005

4401 Parker Rd
Black Jack, MO 63033
Phone (314) 312-0720

322 Old State Rd
Ellisville, MO 63021
Phone (636) 227-3431

1201 Garden Plaza Dr
Florissant, MO 63033
Phone (314) 831-3752

3451 Union Blvd
Saint Louis, MO 63115
Phone (314) 390-9890

3843 Gravois Ave
Saint Louis, MO 63116
Phone (314) 888-0981

401 Corporate Park Dr
Saint Louis, MO 63105
Phone (314) 725-7447

Interoperability endpoints

  • Direct secure messaging: ms_eomara@landmarkhealth-direct.org

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1655769600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1791158400000",
    "number": "1316678303",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2025 ZUMBEHL RD",
            "city": "SAINT CHARLES",
            "state": "MO",
            "postal_code": "633032723",
            "telephone_number": "636-288-4149"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "401 CORPORATE PARK DR",
            "city": "CLAYTON",
            "state": "MO",
            "postal_code": "631054201",
            "telephone_number": "636-288-4149"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3451 Union Blvd",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631151142",
            "country_code": "US",
            "telephone_number": "314-888-0970",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O'MARA",
        "first_name": "EMILY",
        "credential": "NP-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-06-21",
        "last_updated": "2026-10-05",
        "certification_date": "2026-10-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "GA",
            "license": "RN313781",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MO",
            "license": "2023025357",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "MO",
            "license": "2018038256",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Clayton, MO

Sources for this page

Verify at the official NPI Registry.