Individual provider Active NPI

Gregory John Keiser, DMD

  • Oral and Maxillofacial Surgery (Dentist)
  • Morristown, NJ
National Provider Identifier
1306801006
Registry record updated Aug 23, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Oral and Maxillofacial Surgery (Dentist)Taxonomy code 1223S0112X
License
DS026629L Issued in PA
Practice address
290 Madison Avenue
Morristown, NJ 07960
Phone
(973) 538-5338
Fax
(973) 538-5343
NPI assigned
Apr 18, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 23, 2019

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Oral and Maxillofacial Surgery (Dentist) 1223S0112X 16833 NJ
Oral and Maxillofacial Surgery (Dentist) 1223S0112X DS026629L PA Primary

Addresses

Primary practice location

290 Madison Avenue
Morristown, NJ 07960

Mailing address

25 Maureen Road
East Hanover, NJ 07936
Phone (973) 515-9404

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
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

State licenses

LicenseStateTypeSpecialty
16833NJMDOral and Maxillofacial Surgery (Dentist)
DS026629LPAMDOral and Maxillofacial Surgery (Dentist)
10984NCMDPhysical Therapist

NPI Registry JSON

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

{
    "created_epoch": "1145318400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1566518400000",
    "number": "1306801006",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25 MAUREEN ROAD",
            "city": "EAST HANOVER",
            "state": "NJ",
            "postal_code": "07936",
            "telephone_number": "973-515-9404",
            "fax_number": "973-538-5343"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "290 MADISON AVENUE",
            "city": "MORRISTOWN",
            "state": "NJ",
            "postal_code": "07960",
            "telephone_number": "973-538-5338",
            "fax_number": "973-538-5343"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KEISER",
        "first_name": "GREGORY",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "DMD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-04-18",
        "last_updated": "2019-08-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223S0112X",
            "taxonomy_group": "",
            "desc": "Dentist, Oral and Maxillofacial Surgery",
            "state": "NJ",
            "license": "16833",
            "primary": false
        },
        {
            "code": "1223S0112X",
            "taxonomy_group": "",
            "desc": "Dentist, Oral and Maxillofacial Surgery",
            "state": "PA",
            "license": "DS026629L",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Morristown, NJ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 23, 2019; 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.