Individual provider Active NPI

Grace Mendros-Ruffner

  • Pediatrics Physician
  • Washington, DC
National Provider Identifier
1316613599
Registry record updated Jul 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
MTL500002841 Issued in DC
Practice address
111 Michigan Ave NW
Washington, DC 20010-2916
Phone
(202) 476-5694
NPI assigned
Aug 18, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 1, 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
Pediatrics Physician 208000000X MTL500002841 DC Primary

Addresses

Primary practice location

111 Michigan Ave NW
Washington, DC 20010-2916

Mailing address

111 Michigan Ave NW
Washington, DC 20010-2916
Phone (202) 476-5694

Other practice location 1

800 Stanton L Young Blvd
Oklahoma City, OK 73104-5018
Phone (405) 271-2316

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

State licenses

LicenseStateTypeSpecialty
MTL500002841DCMDPediatrics Physician

NPI Registry JSON

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

{
    "created_epoch": "1629244800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751328000000",
    "number": "1316613599",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "111 MICHIGAN AVE NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200102916",
            "telephone_number": "202-476-5694"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "111 MICHIGAN AVE NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200102916",
            "telephone_number": "202-476-5694"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "800 Stanton L Young Blvd",
            "address_purpose": "LOCATION",
            "city": "Oklahoma City",
            "state": "OK",
            "postal_code": "731045018",
            "country_code": "US",
            "telephone_number": "405-271-2316",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MENDROS-RUFFNER",
        "first_name": "GRACE",
        "name_prefix": "Dr.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-08-18",
        "last_updated": "2025-07-01",
        "certification_date": "2025-07-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "DC",
            "license": "MTL500002841",
            "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 Jul 1, 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.