Active NPI
Seth Greiner PT PLLC
- Physical Therapist
- East Quogue, NY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physical Therapist
- Legal business name
- SETH GREINER PT PLLC
- Practice address
- 4 Eisenhower Dr
East Quogue, NY 11942-4730 - Phone
- (617) 319-6367
- NPI assigned
- Jun 13, 2016
- Last updated
- May 29, 2026
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Seth Greiner
- Title
- Physical Therapist
- Phone
- (617) 319-6367
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Physical Therapist | 225100000X | Primary |
Addresses
Primary practice location
4 Eisenhower Dr
East Quogue, NY 11942-4730
Mailing address
4 Eisenhower Dr
East Quogue, NY 11942-4730
Other practice location 1
170 Montauk Highway
Speonk, NY 11972
Phone (631) 596-5096
Other practice location 2
132 Jessup Ave Rear Unit
Quogue, NY 11959
Phone (631) 596-5096
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY
Enrollment records 1
National Provider Directory
National Provider DirectoryPractitioners & affiliated clinicians
Practitioners 11
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- Physical Therapist
- East Quogue, NY
- NPI 1215907449
-
- Physical Therapist
- East Quogue, NY
- NPI 1326544693
-
- Physical Therapist
- Ronkonkoma, NY
- NPI 1871131607
-
- Physical Therapist
- South Farmingdale, NY
- NPI 1255196804
-
- Physical Therapist
- Speonk, NY
- NPI 1912706193
-
- Physical Therapist
- Riverhead, NY
- NPI 1699085902
-
- Physical Therapist
- Southampton, NY
- NPI 1689644841
-
- Physical Therapist
- Rocky Point, NY
- NPI 1104900760
-
- Physical Therapist
- Quogue, NY
- NPI 1497685499
-
- Physical Therapist
- Speonk, NY
- NPI 1821925694
-
- Chiropractor
- Water Mill, NY
- NPI 1669551602
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1465776000000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1780012800000",
"number": "1962851790",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4 EISENHOWER DR",
"city": "EAST QUOGUE",
"state": "NY",
"postal_code": "119424730"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4 EISENHOWER DR",
"city": "EAST QUOGUE",
"state": "NY",
"postal_code": "119424730",
"telephone_number": "617-319-6367"
}
],
"practiceLocations": [
{
"address_1": "170 Montauk Highway",
"address_purpose": "LOCATION",
"city": "Speonk",
"state": "NY",
"postal_code": "11972",
"country_code": "US",
"telephone_number": "631-596-5096",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "132 Jessup Ave Rear Unit",
"address_purpose": "LOCATION",
"city": "Quogue",
"state": "NY",
"postal_code": "11959",
"country_code": "US",
"telephone_number": "631-596-5096",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"organization_name": "SETH GREINER PT PLLC",
"organizational_subpart": "NO",
"enumeration_date": "2016-06-13",
"last_updated": "2026-05-29",
"certification_date": "2026-05-29",
"status": "A",
"authorized_official_last_name": "GREINER",
"authorized_official_first_name": "SETH",
"authorized_official_title_or_position": "PHYSICAL THERAPIST",
"authorized_official_telephone_number": "617-319-6367"
},
"taxonomies": [
{
"code": "225100000X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Physical Therapist",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in East Quogue, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 29, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.