Active NPI
Kristin Greiner
- Health & Wellness Coach
- Massapequa, NY
National Provider Identifier
1992621155
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Health & Wellness Coach
- Practice address
- 107 N Oak St
Massapequa, NY 11758-3043 - Phone
- (516) 330-1777
- NPI assigned
- Jun 24, 2026
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nutrition Education Nutritionist | 133NN1002X | |||
| Health & Wellness Coach | 171400000X | Primary |
Addresses
Primary practice location
107 N Oak St
Massapequa, NY 11758-3043
Mailing address
107 N Oak St
Massapequa, NY 11758-3043
Phone (516) 330-1777
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
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1782259200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782259200000",
"number": "1992621155",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "107 N OAK ST",
"city": "MASSAPEQUA",
"state": "NY",
"postal_code": "117583043",
"telephone_number": "516-330-1777"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "107 N OAK ST",
"city": "MASSAPEQUA",
"state": "NY",
"postal_code": "117583043",
"telephone_number": "516-330-1777"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GREINER",
"first_name": "KRISTIN",
"name_prefix": "Dr.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-06-24",
"last_updated": "2026-06-24",
"certification_date": "2026-06-24",
"status": "A"
},
"taxonomies": [
{
"code": "133NN1002X",
"taxonomy_group": "",
"desc": "Nutritionist, Nutrition, Education",
"state": null,
"license": null,
"primary": false
},
{
"code": "171400000X",
"taxonomy_group": "",
"desc": "Health & Wellness Coach",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Massapequa, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 24, 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.