Active NPI
Matthew Ballon, RN
- Registered Nurse
- Hicksville, NY
National Provider Identifier
1861342685
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Registered Nurse
- License
- 688403
- Practice address
- 950 S Oyster Bay Rd
Hicksville, NY 11801-3510 - Phone
- (516) 396-2784
- NPI assigned
- Jan 31, 2026
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Registered Nurse | 163W00000X | 688403 | NY | Primary |
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | F409159-01 | NY |
Addresses
Primary practice location
950 S Oyster Bay Rd
Hicksville, NY 11801-3510
Mailing address
950 S Oyster Bay Rd
Hicksville, NY 11801-3510
Phone (516) 396-2784
Other practice location 1
101 County Rd 97
Stony Brook, NY 11794-0001
Phone (631) 689-8333
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
- Credentials
- Registered Nurse
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 688403 | NY | MD | Registered Nurse |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1769817600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1789084800000",
"number": "1861342685",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "950 S OYSTER BAY RD",
"city": "HICKSVILLE",
"state": "NY",
"postal_code": "118013510",
"telephone_number": "516-396-2784"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "950 S OYSTER BAY RD",
"city": "HICKSVILLE",
"state": "NY",
"postal_code": "118013510",
"telephone_number": "516-396-2784"
}
],
"practiceLocations": [
{
"address_1": "101 County Rd 97",
"address_purpose": "LOCATION",
"city": "Stony Brook",
"state": "NY",
"postal_code": "117940001",
"country_code": "US",
"telephone_number": "631-689-8333",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "BALLON",
"first_name": "MATTHEW",
"credential": "RN",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2026-01-31",
"last_updated": "2026-09-11",
"certification_date": "2026-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "163W00000X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Registered Nurse",
"state": "NY",
"license": "688403",
"primary": true
},
{
"code": "363LP0808X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "NY",
"license": "F409159-01",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Hicksville, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.