McKayla M Dinwiddie, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

2026028283 Issued in MO

Practice address

2299 Technology Dr Ste 320
O Fallon, MO 63368-7341

Phone

(636) 695-0535

Fax

(636) 695-0537

NPI assigned

Mar 30, 2023

Sex

Female

Sole proprietor

No

Medicare fee-for-service enrollment

Enrolled in WI

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.

Medicare enrollment (NPD)

Enrolled

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Jun 30, 2026.

{
    "created_epoch": "1680134400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782777600000",
    "number": "1194429290",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 959354",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631959354",
            "telephone_number": "636-695-0535",
            "fax_number": "636-695-0537"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2299 TECHNOLOGY DR STE 320",
            "city": "O FALLON",
            "state": "MO",
            "postal_code": "633687341",
            "telephone_number": "636-695-0535",
            "fax_number": "636-695-0537"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "800 West Ave S",
            "address_purpose": "LOCATION",
            "city": "LA Crosse",
            "state": "WI",
            "postal_code": "546018806",
            "country_code": "US",
            "telephone_number": "608-785-0940",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DINWIDDIE",
        "first_name": "MCKAYLA",
        "middle_name": "M",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-03-30",
        "last_updated": "2026-06-30",
        "certification_date": "2026-06-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "MO",
            "license": "2026028283",
            "primary": true
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "WI",
            "license": "100277",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2",
            "affiliation": "N",
            "endpointDescription": "BJC",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "2299 Technology Dr Ste 320",
            "city": "O Fallon",
            "state": "MO",
            "country_code": "US",
            "postal_code": "633687341",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mdinwiddie1950128@ehrdirect.mayoclinicmsg.org",
            "affiliation": "N",
            "address_1": "800 West Ave S",
            "city": "LA Crosse",
            "state": "WI",
            "country_code": "US",
            "postal_code": "546018806",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

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• All providers in O Fallon, MO
• Family Medicine Physician in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 30, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.