Sebastian R McWilliams, MD

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

272098 Issued in MA

Practice address

Massachusetts General Hospital
55 Fruit St, Blake Sub Basement RM 0029-a
Boston, MA 02114

Phone

(617) 724-5246

NPI assigned

Jul 15, 2011

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 MA

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

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1310688000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1501632000000",
    "number": "1467740050",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "MASSACHUSETTS GENERAL HOSPITAL",
            "address_2": "55 FRUIT ST, BLAKE SUB BASEMENT RM 0029-A",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02114"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "MASSACHUSETTS GENERAL HOSPITAL",
            "address_2": "55 FRUIT ST, BLAKE SUB BASEMENT RM 0029-A",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02114",
            "telephone_number": "617-724-5246"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCWILLIAMS",
        "first_name": "SEBASTIAN",
        "middle_name": "R",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-07-15",
        "last_updated": "2017-08-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MO",
            "license": "2016006387",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MA",
            "license": "272098",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Morgan McWhirter, DC
• C Bruce McWhorter, MSW
• Danielle McWilliams
• John Michael McWilliams, MD
• Michelle L. McWilliams, HEALTH EDUCATOR
• Mda Wellness
• MDS Group LLC
• Jennifer Servidad Mead, PA-C
• Spencer Mead, PA
• Aaliyah Meade

• Diagnostic Radiology Physician in Boston, MA
• Providers in Boston, MA by specialty
• Diagnostic Radiology Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 2, 2017; 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.