Active NPI
Genna Gelfand, DDS
- Dentist
- North Olmsted, OH
National Provider Identifier
1184504029
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dentist
- License
- 30.027874
- Practice address
- 4710 Great Northern Blvd
North Olmsted, OH 44070-3427 - Phone
- (440) 455-1787
- NPI assigned
- Sep 3, 2025
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Dentist | 122300000X | 30.027874 | OH | Primary |
| Dentist | 122300000X | DS045400 | PA |
Addresses
Primary practice location
4710 Great Northern Blvd
North Olmsted, OH 44070-3427
Mailing address
14615 Jane Street
King City, ON L7B 1A3
CA
Other practice location 1
100 Penn St Ste C
Hanover, PA 17331-1956
Phone (717) 633-5874
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
| License | State | Type | Specialty |
|---|---|---|---|
| 30.027874 | OH | MD | Dentist |
| DS045400 | PA | MD | Dentist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1756857600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1771459200000",
"number": "1184504029",
"addresses": [
{
"country_code": "CA",
"country_name": "Canada",
"address_purpose": "MAILING",
"address_type": "FGN",
"address_1": "14615 JANE STREET",
"city": "KING CITY",
"state": "ON",
"postal_code": "L7B 1A3"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4710 GREAT NORTHERN BLVD",
"city": "NORTH OLMSTED",
"state": "OH",
"postal_code": "440703427",
"telephone_number": "440-455-1787"
}
],
"practiceLocations": [
{
"address_1": "100 Penn St Ste C",
"address_purpose": "LOCATION",
"city": "Hanover",
"state": "PA",
"postal_code": "173311956",
"country_code": "US",
"telephone_number": "717-633-5874",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GELFAND",
"first_name": "GENNA",
"credential": "DDS",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-09-03",
"last_updated": "2026-02-19",
"certification_date": "2026-02-19",
"status": "A"
},
"taxonomies": [
{
"code": "122300000X",
"taxonomy_group": "",
"desc": "Dentist",
"state": "OH",
"license": "30.027874",
"primary": true
},
{
"code": "122300000X",
"taxonomy_group": "",
"desc": "Dentist",
"state": "PA",
"license": "DS045400",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in North Olmsted, OH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 19, 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.