NPIMap

Organization Active NPI

Rosemary K and Timothy J Clay DMD

  • Pediatric Dentistry
  • Wilmington, DE
National Provider Identifier
1851439111
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric DentistryTaxonomy code 1223P0221X
License
DE942 Issued in DE
Legal business name
ROSEMARY K AND TIMOTHY J CLAY DMD
Practice address
533 Main St
Wilmington, DE 19804-3910
Phone
(302) 998-0500
Fax
(302) 993-0784
NPI assigned
Feb 1, 2007
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Authorized official

Name
Dr. Timothy J Clay, D.M.D.,F.A.G.D.
Title
General Dentistry
Phone
(302) 998-0500

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice DentistryGroup: 193200000X MULTI-SPECIALTY GROUP 1223G0001X DE934 DE
Pediatric DentistryGroup: 193200000X MULTI-SPECIALTY GROUP 1223P0221X DE942 DE Primary

Addresses

Primary practice location

533 Main St
Wilmington, DE 19804-3910

Mailing address

533 Main St
Wilmington, DE 19804-3910
Phone (302) 998-0500

National Provider Directory

National Provider Directory

Locations

533 Main St
Wilmington, DE 19804
Phone (302) 998-0500

NPI Registry JSON

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

{
    "created_epoch": "1170288000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1851439111",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "533 MAIN ST",
            "city": "WILMINGTON",
            "state": "DE",
            "postal_code": "198043910",
            "telephone_number": "302-998-0500",
            "fax_number": "302-993-0784"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "533 MAIN ST",
            "city": "WILMINGTON",
            "state": "DE",
            "postal_code": "198043910",
            "telephone_number": "302-998-0500",
            "fax_number": "302-993-0784"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ROSEMARY K AND TIMOTHY J CLAY DMD",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-02-01",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "CLAY",
        "authorized_official_first_name": "TIMOTHY",
        "authorized_official_middle_name": "J",
        "authorized_official_title_or_position": "GENERAL DENTISTRY",
        "authorized_official_telephone_number": "302-998-0500",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "D.M.D.,F.A.G.D."
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Dentist, General Practice",
            "state": "DE",
            "license": "DE934",
            "primary": false
        },
        {
            "code": "1223P0221X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "DE",
            "license": "DE942",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wilmington, DE

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.