Individual provider Active NPI

Jon Giolitti, MD

  • Emergency Medicine Physician
  • Washington, DC
National Provider Identifier
1013763259
Registry record updated Jun 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
MTL500002835 Issued in DC
Practice address
110 Irving St. NW
Dept. of Emergency Medicine
Washington, DC 20010
Phone
(202) 877-2424
NPI assigned
Apr 29, 2024
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 18, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Emergency Medicine PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207P00000X MTL500002835 DC Primary

Addresses

Primary practice location

110 Irving St. NW
Dept. of Emergency Medicine
Washington, DC 20010

Mailing address

110 Irving St. NW
Dept. of Emergency Medicine
Washington, DC 20010
Phone (202) 877-2424

Other practice location 1

15 Michigan St NE
Grand Rapids, MI 49503-2508
Phone (248) 762-6244

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MTL500002835DCMDEmergency Medicine Physician

NPI Registry JSON

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

{
    "created_epoch": "1714348800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750204800000",
    "number": "1013763259",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "110 IRVING ST. NW",
            "address_2": "DEPT. OF EMERGENCY MEDICINE",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "20010",
            "telephone_number": "202-877-2424"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "110 IRVING ST. NW",
            "address_2": "DEPT. OF EMERGENCY MEDICINE",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "20010",
            "telephone_number": "202-877-2424"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "15 Michigan St NE",
            "address_purpose": "LOCATION",
            "city": "Grand Rapids",
            "state": "MI",
            "postal_code": "495032508",
            "country_code": "US",
            "telephone_number": "248-762-6244",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GIOLITTI",
        "first_name": "JON",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2024-04-29",
        "last_updated": "2025-06-18",
        "certification_date": "2025-06-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Emergency Medicine",
            "state": "DC",
            "license": "MTL500002835",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Washington, DC

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 18, 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.