Individual provider Active NPI

Heather M Quist, FNP-C

  • Nurse Practitioner
  • Fenton, MO
National Provider Identifier
1861888729
Registry record updated Nov 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
2015010648 Issued in MO
Practice address
1345 Smizer Mill Rd Ste 1100
Fenton, MO 63026-7305
Phone
(636) 496-5023
NPI assigned
Apr 7, 2015
Last updated
Nov 24, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 24, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Nurse Practitioner 363L00000X 2015010648 MO Primary
Family Nurse Practitioner 363LF0000X 2015010648 MO

Addresses

Primary practice location

1345 Smizer Mill Rd Ste 1100
Fenton, MO 63026-7305

Mailing address

PO Box 955534
Saint Louis, MO 63195-5534

Other practice location 1

5551 Winghaven Blvd Ste 142
O Fallon, MO 63368-3618
Phone (636) 695-2510

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/ Other
Direct Messaging Address hquist115477@direct-ehr-ssmhc.com Direct

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
I20150720002496 MO Practitioner - Nurse Practitioner 2961715933 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
SSM Medical Group IncGroup PAC ID 6608776299, 565 clinicians

Practice addresses (Care Compare)

1345 Smizer Mill Rd
Suite 1100
Fenton, MO 63026-7305
Phone (636) 496-5023

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
SSM Medical Group Inc. CurrentSince Nov 4, 2025 Accepting new patients
SSM Medical Group, Inc. CurrentSince Nov 4, 2025 Accepting new patients
SSM Depaul Medical Group, Inc. Past Accepting new patients

Locations

1345 Smizer Mill Rd
Ste 1100
Fenton, MO 63026
Phone (636) 496-5022

1035 Bellevue Ave
Ste 500
Saint Louis, MO 63117
Phone (314) 647-1115

3555 Sunset Office Dr
Ste C100
Saint Louis, MO 63127
Phone (314) 238-9100

Interoperability endpoints

  • Direct secure messaging: hquist115477@direct-ehr-ssmhc.com

Organizations & group practices 3

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.

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": "1428364800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763942400000",
    "number": "1861888729",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 955534",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631955534"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1345 SMIZER MILL RD STE 1100",
            "city": "FENTON",
            "state": "MO",
            "postal_code": "630267305",
            "telephone_number": "636-496-5023"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5551 Winghaven Blvd Ste 142",
            "address_purpose": "LOCATION",
            "city": "O Fallon",
            "state": "MO",
            "postal_code": "633683618",
            "country_code": "US",
            "telephone_number": "636-695-2510",
            "fax_number": "314-590-5914",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "QUIST",
        "first_name": "HEATHER",
        "middle_name": "M",
        "credential": "FNP-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-04-07",
        "last_updated": "2025-11-24",
        "certification_date": "2025-11-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "MO",
            "license": "2015010648",
            "primary": true
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MO",
            "license": "2015010648",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/",
            "affiliation": "N",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "FHIR API",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCD",
            "address_1": "1345 Smizer Mill Rd Ste 1100",
            "city": "Fenton",
            "state": "MO",
            "country_code": "US",
            "postal_code": "630267305",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "hquist115477@direct-ehr-ssmhc.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "hquist115477@direct-ehr-ssmhc.com",
            "address_1": "1345 Smizer Mill Rd Ste 1100",
            "city": "Fenton",
            "state": "MO",
            "country_code": "US",
            "postal_code": "630267305",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Fenton, MO

Sources for this page

Verify at the official NPI Registry.