Active NPI
Lawrence Neil Diamond, M.D.
- Geriatric Medicine (Family Medicine) Physician
- Flushing, NY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Geriatric Medicine (Family Medicine) Physician
- License
- 155486
- Practice address
- 14015 Holly Ave
Flushing, NY 11355-3433 - Phone
- (718) 886-0400
- Fax
- (516) 791-2502
- NPI assigned
- Nov 18, 2005
- Last updated
- Jul 13, 2026
- 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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 155486 | NY | |
| Geriatric Medicine (Family Medicine) Physician | 207QG0300X | 155486 | NY | Primary |
Addresses
Primary practice location
14015 Holly Ave
Flushing, NY 11355-3433
Mailing address
14015 Holly Ave
Flushing, NY 11355-3433
Phone (718) 886-0400
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00963924 | Medicaid | NY |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Nassau Health Care Corporation | Current | Accepting new patients | |
| Nassau Health Care Corporation | Current | Accepting new patients | |
| Nassau Health Care Corporation | Current | Accepting new patients | |
| Nassau Health Care Corporation | Past | Accepting new patients |
Locations
2201 Hempstead Tpke
Rm 2448
East Meadow, NY 11554
Phone (516) 572-1234
875 Jerusalem Ave
Uniondale, NY 11553
Phone (516) 572-1400
975 Jerusalem Ave
Uniondale, NY 11553
Phone (516) 918-1301
Organizations & group practices 5
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Nassau Department of Psychiatry and Psychology, FPP
- General Acute Care Hospital
- East Meadow, NY
- NPI 1902822992
-
- Diagnostic Radiology Physician
- Flushing, NY
- NPI 1992882682
-
- Skilled Nursing Facility
- Uniondale, NY
- NPI 1497716534
-
dba NUMC Department of Family Medicine, FPP
- General Acute Care Hospital
- East Meadow, NY
- NPI 1730530940
-
dba Nassau University Medical Center
- General Acute Care Hospital
- East Meadow, NY
- NPI 1801857172
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1132272000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1346222841",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "14015 HOLLY AVE",
"city": "FLUSHING",
"state": "NY",
"postal_code": "113553433",
"telephone_number": "718-886-0400",
"fax_number": "516-791-2502"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "14015 HOLLY AVE",
"city": "FLUSHING",
"state": "NY",
"postal_code": "113553433",
"telephone_number": "718-886-0400",
"fax_number": "516-791-2502"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DIAMOND",
"first_name": "LAWRENCE",
"middle_name": "NEIL",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-11-18",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "NY",
"license": "155486",
"primary": false
},
{
"code": "207QG0300X",
"taxonomy_group": "",
"desc": "Family Medicine, Geriatric Medicine",
"state": "NY",
"license": "155486",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "00963924",
"state": "NY"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Flushing, NY
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.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.