Root Cause Functional Medicine, PLLC

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

Legal business name

ROOT CAUSE FUNCTIONAL MEDICINE, PLLC

Practice address

1800 E 4TH St Unit 101
Austin, TX 78702-4448

Phone

(470) 924-2915

NPI assigned

Jun 22, 2026

Last updated

Jun 22, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Robert Hickey

Title

Chief Administrative Officer

Phone

(717) 729-6208

Specialties & licenses 2

Addresses

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

{
    "created_epoch": "1782086400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782086400000",
    "number": "1780510297",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1800 E 4TH ST UNIT 101",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787024448"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1800 E 4TH ST UNIT 101",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787024448",
            "telephone_number": "470-924-2915"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ROOT CAUSE FUNCTIONAL MEDICINE, PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-06-22",
        "last_updated": "2026-06-22",
        "certification_date": "2026-06-22",
        "status": "A",
        "authorized_official_last_name": "HICKEY",
        "authorized_official_first_name": "ROBERT",
        "authorized_official_title_or_position": "CHIEF ADMINISTRATIVE OFFICER",
        "authorized_official_telephone_number": "717-729-6208"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Emily Rooker, SLP
• Natalie Rooker, AU.D.
• Samantha Roop, PSYD
• Roopal Bhatt MD, PA (Four Points Dermatology)
• Root & Restore Therapy PLLC
• Haley Root Watkins
• Amy Elizabeth Root, RN, FNP-C
• Jim Carl Root, D.D.S.
• Mackenzie Carsen Root, PA-C
• Nicholas Terry Root, CRNA

• Internal Medicine Physician in Austin, TX
• Providers in Austin, TX by specialty
• Internal Medicine Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.