Justin Aaron Underwood

Primary specialty

Acute Care Clinical Nurse SpecialistTaxonomy code 364SA2100X

License

RN259763 Issued in GA

Practice address

550 Peachtree St NE
Atlanta, GA 30308-2212

Phone

(404) 686-4411

NPI assigned

May 11, 2026

Sex

Unspecified or another gender identity

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

Medicare enrollment (NPD)

Not enrolled

State licenses

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

{
    "created_epoch": "1778457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780012800000",
    "number": "1801724083",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2094 SHADY LN",
            "city": "TUCKER",
            "state": "GA",
            "postal_code": "300845509"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "550 PEACHTREE ST NE",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303082212",
            "telephone_number": "404-686-4411"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "UNDERWOOD",
        "first_name": "JUSTIN",
        "middle_name": "AARON",
        "sole_proprietor": "YES",
        "sex": "X",
        "enumeration_date": "2026-05-11",
        "last_updated": "2026-05-29",
        "certification_date": "2026-05-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "GA",
            "license": "RN259763",
            "primary": false
        },
        {
            "code": "364SA2100X",
            "taxonomy_group": "",
            "desc": "Clinical Nurse Specialist, Acute Care",
            "state": "GA",
            "license": "RN259763",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Danielle Underwood, AGPCNP-BC
• Elisabeth Austin Underwood
• Heather Underwood, FNP-BC
• Jack Underwood, MS, NCC, LPC
• Jo Underwood, FNP-C
• Natalie Kim Ung, PHARMD
• Deanne M Unger, NP, RNC, MN
• Unified Healthcare Initiative Inc.
• Unified Women'S Care of Georgia 2, LLC
• Unify Therapeutics & Training Center LLC

• Acute Care Clinical Nurse Specialist in Atlanta, GA
• Providers in Atlanta, GA by specialty
• Acute Care Clinical Nurse Specialist in Georgia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 29, 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.