Active NPI
Leah T Hehn
- Specialist
- Port Jefferson Station, NY
National Provider Identifier
1366314734
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Specialist
- License
- 1704700231
- Practice address
- 299 Hallock Ave
Port Jefferson Station, NY 11776-1217 - Phone
- (631) 473-4284
- NPI assigned
- Sep 23, 2025
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Specialist | 174400000X | 1704700231 | NY | Primary |
Addresses
Primary practice location
299 Hallock Ave
Port Jefferson Station, NY 11776-1217
Mailing address
46 Bayview Ave
Port Washington, NY 11050-3532
Phone (516) 413-6316
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 |
|---|---|---|---|
| 1704700231 | NY | MD | Specialist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1758585600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1758585600000",
"number": "1366314734",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "46 BAYVIEW AVE",
"city": "PORT WASHINGTON",
"state": "NY",
"postal_code": "110503532",
"telephone_number": "516-413-6316"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "299 HALLOCK AVE",
"city": "PORT JEFFERSON STATION",
"state": "NY",
"postal_code": "117761217",
"telephone_number": "631-473-4284"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HEHN",
"first_name": "LEAH",
"middle_name": "T",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-09-23",
"last_updated": "2025-09-23",
"certification_date": "2025-09-23",
"status": "A"
},
"taxonomies": [
{
"code": "174400000X",
"taxonomy_group": "",
"desc": "Specialist",
"state": "NY",
"license": "1704700231",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Port Jefferson Station, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 23, 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.