Active NPI
Stefan Domenikos
- Registered Nurse
- Portsmouth, NH
National Provider Identifier
1689502866
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Registered Nurse
- License
- 084242-21
- Practice address
- 333 Borthwick Ave
Portsmouth, NH 03801-7128 - Phone
- (603) 436-5110
- NPI assigned
- May 11, 2026
- Last updated
- May 11, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Registered Nurse | 163W00000X | 084242-21 | NH | Primary |
Addresses
Primary practice location
333 Borthwick Ave
Portsmouth, NH 03801-7128
Mailing address
45 Pointe PL
Dover, NH 03820-4769
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 |
|---|---|---|---|
| 084242-21 | NH | MD | Registered Nurse |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1778457600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778457600000",
"number": "1689502866",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "45 POINTE PL",
"city": "DOVER",
"state": "NH",
"postal_code": "038204769"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "333 BORTHWICK AVE",
"city": "PORTSMOUTH",
"state": "NH",
"postal_code": "038017128",
"telephone_number": "603-436-5110"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DOMENIKOS",
"first_name": "STEFAN",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-05-11",
"last_updated": "2026-05-11",
"certification_date": "2026-05-10",
"status": "A"
},
"taxonomies": [
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "NH",
"license": "084242-21",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Portsmouth, NH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 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.