Active NPI
Kathryn Duffy-Saviano, RN
- Registered Nurse
- Hyannis, MA
National Provider Identifier
1336082775
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Registered Nurse
- License
- RN2259880
- Practice address
- 94 Main St
Hyannis, MA 02601-3146 - Phone
- (508) 771-9599
- NPI assigned
- Apr 10, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Registered Nurse | 163W00000X | RN2259880 | MA | Primary |
Addresses
Primary practice location
94 Main St
Hyannis, MA 02601-3146
Mailing address
749 Head of the Bay Rd Unit D2
Buzzards Bay, MA 02532-2147
Phone (781) 844-9290
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 |
|---|---|---|---|
| RN2259880 | MA | MD | Registered Nurse |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1775779200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1776902400000",
"number": "1336082775",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "749 HEAD OF THE BAY RD UNIT D2",
"city": "BUZZARDS BAY",
"state": "MA",
"postal_code": "025322147",
"telephone_number": "781-844-9290"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "94 MAIN ST",
"city": "HYANNIS",
"state": "MA",
"postal_code": "026013146",
"telephone_number": "508-771-9599"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DUFFY-SAVIANO",
"first_name": "KATHRYN",
"credential": "RN",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-04-10",
"last_updated": "2026-04-23",
"certification_date": "2026-04-23",
"status": "A"
},
"taxonomies": [
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "MA",
"license": "RN2259880",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Hyannis, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 23, 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.