Individual provider Active NPI

Kristi L Martelli

  • Addiction (Substance Use Disorder) Registered Nurse
  • Worcester, MA
National Provider Identifier
1558201236
Registry record updated Mar 31, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) Registered NurseTaxonomy code 163WA0400X
License
1134281280 Issued in MA
Practice address
107 Lincoln St
Worcester, MA 01605-2499
Phone
(508) 799-9000
Fax
(508) 799-9000
NPI assigned
Mar 31, 2026
Last updated
Mar 31, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 31, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) Registered Nurse 163WA0400X 1134281280 MA Primary

Addresses

Primary practice location

107 Lincoln St
Worcester, MA 01605-2499

Mailing address

107 Lincoln St
Worcester, MA 01605-2499
Phone (508) 799-9000

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

LicenseStateTypeSpecialty
1134281280MAMDAddiction (Substance Use Disorder) Registered Nurse

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1774915200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774915200000",
    "number": "1558201236",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "107 LINCOLN ST",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016052499",
            "telephone_number": "508-799-9000",
            "fax_number": "508-799-9000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "107 LINCOLN ST",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016052499",
            "telephone_number": "508-799-9000",
            "fax_number": "508-799-9000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARTELLI",
        "first_name": "KRISTI",
        "middle_name": "L",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-03-31",
        "last_updated": "2026-03-31",
        "certification_date": "2026-03-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WA0400X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Addiction (Substance Use Disorder)",
            "state": "MA",
            "license": "1134281280",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Worcester, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 31, 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.

Verify at the official NPI Registry.