Jonathan London, MD

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

825 Chalkstone Ave
Providence, RI 02908-4728

Phone

(401) 456-2000

NPI assigned

May 3, 2022

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Doctor of Medicine

Interoperability endpoints

• Direct secure messaging: jonathan.london.1@9000.direct.athenahealth.com

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

{
    "created_epoch": "1651536000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754179200000",
    "number": "1952046047",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 HOSPITAL RD STE 201",
            "city": "EAST PATCHOGUE",
            "state": "NY",
            "postal_code": "117728814",
            "telephone_number": "631-475-6900"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "825 CHALKSTONE AVE",
            "city": "PROVIDENCE",
            "state": "RI",
            "postal_code": "029084728",
            "telephone_number": "401-456-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LONDON",
        "first_name": "JONATHAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-05-03",
        "last_updated": "2025-08-03",
        "certification_date": "2025-08-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Joseph Lombardi, RN
• Karen P. Lombardi, RD, LDN, CDOE
• Kristin Anne Lombardi, MD
• Maria Catherine Lombardo, COTA/L
• Cynthia Loncar, PHD
• Betsy Lonergan
• Sean Joseph Lonergan, LCSW
• Long-Term Care Psychiatry
• Janet Bowen Long, MSN, ACNP
• Joshua Douglas Long, MD

• Student in an Organized Health Care Education/Training Program in Providence, RI
• Providers in Providence, RI by specialty
• Student in an Organized Health Care Education/Training Program in Rhode Island

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 3, 2025; 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.