Walid Fouad Gellad, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

220167 Issued in MA

Practice address

75 Francis St
Brigham Internal Medicine Associates
Boston, MA 02115

Phone

(617) 732-6040

NPI assigned

Apr 21, 2006

Last updated

Jul 13, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in PA

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": "1145577600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1326004235",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "75 FRANCIS ST",
            "address_2": "BRIGHAM INTERNAL MEDICINE ASSOCIATES",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02115",
            "telephone_number": "617-732-6040"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "75 FRANCIS ST",
            "address_2": "BRIGHAM INTERNAL MEDICINE ASSOCIATES",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02115",
            "telephone_number": "617-732-6040"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GELLAD",
        "first_name": "WALID",
        "middle_name": "FOUAD",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-21",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "220167",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Mark Geist
• Emily L Geldwert, MD
• Eli V Gelfand, M.D.
• Jeffrey A Gelfand, MD
• Samantha Gelfand, M.D.
• Resham Carole Gellatly, PHD
• Julia Geller-McGrath, APRN, RN
• Abraham Geller
• Daniel Albert Geller, MBBS FRACP
• Stuart Charles Geller, MD

• Internal Medicine Physician in Boston, MA
• Providers in Boston, MA by specialty
• Internal Medicine Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.