Active NPI
Joel O'Hara Martin, BS, DDS, MS
- Prosthodontics
- Newark, NJ
National Provider Identifier
1346205218
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Prosthodontics
- License
- 22DI01270300
- Practice address
- 110 Bergen St
Room D-843
Newark, NJ 07103-2495 - Phone
- (973) 972-3367
- Fax
- (973) 972-0370
- NPI assigned
- Apr 20, 2006
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Prosthodontics | 1223P0700X | 22DI01270300 | NJ | Primary |
Addresses
Primary practice location
110 Bergen St
Room D-843
Newark, NJ 07103-2495
Mailing address
110 Bergen Street
PO Box 1709
Newark, NJ 07101-1709
Phone (973) 972-3367
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
- Bachelor of Science, Master of Science
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 22DI01270300 | NJ | MD | Prosthodontist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1145491200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1346205218",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "110 BERGEN STREET",
"address_2": "PO BOX 1709",
"city": "NEWARK",
"state": "NJ",
"postal_code": "071011709",
"telephone_number": "973-972-3367",
"fax_number": "973-972-0370"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "110 BERGEN ST",
"address_2": "ROOM D-843",
"city": "NEWARK",
"state": "NJ",
"postal_code": "071032495",
"telephone_number": "973-972-3367",
"fax_number": "973-972-0370"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MARTIN",
"first_name": "JOEL",
"middle_name": "O'HARA",
"name_prefix": "Dr.",
"credential": "BS, DDS, MS",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-04-20",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "1223P0700X",
"taxonomy_group": "",
"desc": "Dentist, Prosthodontics",
"state": "NJ",
"license": "22DI01270300",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Newark, NJ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.