Melville Clay O'Brien

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

ME181768 Issued in FL

Practice address

820 Prudential Dr Ste 304
Jacksonville, FL 32207-8205

Phone

(904) 202-3860

Fax

(904) 202-3846

NPI assigned

Mar 27, 2023

Sex

Male

Sole proprietor

No

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

Enrolled in FL

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.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

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

{
    "created_epoch": "1679875200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786060800000",
    "number": "1801590641",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 746638",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303746638",
            "telephone_number": "904-202-2092",
            "fax_number": "904-376-4075"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "820 PRUDENTIAL DR STE 304",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322078205",
            "telephone_number": "904-202-3860",
            "fax_number": "904-202-3846"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'BRIEN",
        "first_name": "MELVILLE",
        "middle_name": "CLAY",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-03-27",
        "last_updated": "2026-08-07",
        "certification_date": "2026-08-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "FL",
            "license": "ME181768",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "FL",
            "license": "ME181768",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jennifer Lynn O'Brien, MA, CCC-SLP
• Jessica Carter O'Brien, MA
• Maureen O'Brien
• Maureen O'Brien, M.D.
• Melanie Jill O'Brien
• Patrick O'Brien, LMHC
• Stacie Dee O'Brien
• Tara O'Brien, BCABA
• Whitney O'Brien, RD
• Agatha O'Connell

• Internal Medicine Physician in Jacksonville, FL
• Providers in Jacksonville, FL by specialty
• Internal Medicine Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 7, 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.