Individual provider Active NPI

Mark Justin Nunes

  • Pediatric Dentistry
  • Washington, DC
National Provider Identifier
1881289213
Registry record updated Jan 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric DentistryTaxonomy code 1223P0221X
License
18115 Issued in MD
Practice address
111 Michigan Ave NW
Washington, DC 20010-2916
Phone
(515) 745-5368
NPI assigned
Mar 8, 2021
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 15, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Dentistry 1223P0221X DEN2000241 DC
Pediatric Dentistry 1223P0221X 0401419812 VA
Pediatric Dentistry 1223P0221X 18115 MD Primary

Addresses

Primary practice location

111 Michigan Ave NW
Washington, DC 20010-2916

Mailing address

440 Penn St NE Apt 1212
Washington, DC 20002-8394
Phone (515) 745-5368

Other practice location 1

2410 Evergreen Rd Ste 101
Gambrills, MD 21054-1979
Phone (301) 479-9003

Other practice location 2

2 Hamill Rd Ste 266
Baltimore, MD 21210-1894
Phone (301) 245-5904

Other practice location 3

8600 Snowden River Pkwy Ste 302
Columbia, MD 21045-1985
Phone (301) 381-8079

Other practice location 4

13600 Baltimore Ave Ste 200
Laurel, MD 20707-9495
Phone (301) 479-8535

Other practice location 5

9812 Falls Rd Ste 118
Potomac, MD 20854-3918
Phone (301) 250-1483

Other practice location 6

50 Olney Sandy Spring Rd Ste 100
Ashton, MD 20861-3656
Phone (301) 701-4701

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
DEN2000241DCMDPediatric Dentist
0401419812VAMDPediatric Dentist

NPI Registry JSON

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

{
    "created_epoch": "1615161600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768435200000",
    "number": "1881289213",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "440 PENN ST NE APT 1212",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200028394",
            "telephone_number": "515-745-5368"
        },
        {
            "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": "515-745-5368"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2410 Evergreen Rd Ste 101",
            "address_purpose": "LOCATION",
            "city": "Gambrills",
            "state": "MD",
            "postal_code": "210541979",
            "country_code": "US",
            "telephone_number": "301-479-9003",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2 Hamill Rd Ste 266",
            "address_purpose": "LOCATION",
            "city": "Baltimore",
            "state": "MD",
            "postal_code": "212101894",
            "country_code": "US",
            "telephone_number": "301-245-5904",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8600 Snowden River Pkwy Ste 302",
            "address_purpose": "LOCATION",
            "city": "Columbia",
            "state": "MD",
            "postal_code": "210451985",
            "country_code": "US",
            "telephone_number": "301-381-8079",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "13600 Baltimore Ave Ste 200",
            "address_purpose": "LOCATION",
            "city": "Laurel",
            "state": "MD",
            "postal_code": "207079495",
            "country_code": "US",
            "telephone_number": "301-479-8535",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "9812 Falls Rd Ste 118",
            "address_purpose": "LOCATION",
            "city": "Potomac",
            "state": "MD",
            "postal_code": "208543918",
            "country_code": "US",
            "telephone_number": "301-250-1483",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "50 Olney Sandy Spring Rd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Ashton",
            "state": "MD",
            "postal_code": "208613656",
            "country_code": "US",
            "telephone_number": "301-701-4701",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NUNES",
        "first_name": "MARK",
        "middle_name": "JUSTIN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-03-08",
        "last_updated": "2026-01-15",
        "certification_date": "2026-01-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "DC",
            "license": "DEN2000241",
            "primary": false
        },
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "VA",
            "license": "0401419812",
            "primary": false
        },
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "MD",
            "license": "18115",
            "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 Jan 15, 2026; 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.