Individual provider Active NPI

William J Sweet, RNP

  • Nurse Practitioner
  • Franklin, MA
National Provider Identifier
1205855624
Registry record updated Aug 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
RN228620 Issued in MA
Practice address
1280 W Central St Ste 201
Franklin, MA 02038-3110
Phone
(508) 541-8000
NPI assigned
Jul 18, 2006
Last updated
Aug 27, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 27, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Nurse Practitioner 363LP0200X 228620 MA
Nurse Practitioner 363L00000X RN228620 MA Primary

Addresses

Primary practice location

1280 W Central St Ste 201
Franklin, MA 02038-3110

Mailing address

9 Industrial Rd Ste 5
Milford, MA 01757-3736
Phone (508) 473-1480

Other practice location 1

300 Longwood Ave
Boston, MA 02115-5724
Phone (617) 355-6000

Other identifiers 1

IdentifierTypeStateIssuer
0345181MedicaidMA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20060104000906 MA Practitioner - Nurse Practitioner 5092738179 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 1998
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Umass Memorial Medical Group IncGroup PAC ID 4284539891, 2,494 clinicians

Practice addresses (Care Compare)

1280 W Central St
Suite 201
Franklin, MA 02038-3110
Phone (508) 541-8000

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
228620MAMDPediatric Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Children's Hospital Pediatric Associates, Inc Pediatrics CurrentSince Sep 1, 2018 Accepting new patients
Milford Regional Physician Group, Inc. CurrentSince Sep 19, 2011 Accepting new patients
Umass Memorial Medical Group Inc Nurse Practitioner CurrentSince Oct 1, 2025 Accepting new patients
Milford Regional Physician Group, Inc. CurrentSince Sep 19, 2011 Accepting new patients
Umass Memorial Medical Group, Inc. CurrentSince Oct 1, 2025 Accepting new patients
Franciscan Pediatrics, Inc. Past Accepting new patients
Emerson Practice Associates, Inc. Nurse Practitioner Past Accepting new patients
Franciscan Hospital for Children, Inc. Past Accepting new patients

Locations

300 Longwood Ave
Boston, MA 02115
Phone (617) 355-4956

124 Grove St
Ste 305
Franklin, MA 02038
Phone (508) 473-7599

1280 W Central St
Ste 201
Franklin, MA 02038
Phone (508) 541-2436

1280 W Central St
Ste 202
Franklin, MA 02038
Phone (508) 541-2436

835 W Central St
Franklin, MA 02038
Phone (508) 541-8000

68A Main St
Ste 101
Medway, MA 02053
Phone (508) 533-6020

9 Industrial Rd
Ste 5
Milford, MA 01757
Phone (508) 473-1480

55 Lake Ave N
Worcester, MA 01655
Phone 508334100048862

Interoperability endpoints

  • Direct secure messaging: sweet.william.tcma@direct.partners.masshiway.net
  • Direct secure messaging: wsweet33117@direct.bostonchildrens.org

Organizations & group practices 8

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.

NPI Registry JSON

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

{
    "created_epoch": "1153180800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756252800000",
    "number": "1205855624",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9 INDUSTRIAL RD STE 5",
            "city": "MILFORD",
            "state": "MA",
            "postal_code": "017573736",
            "telephone_number": "508-473-1480"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1280 W CENTRAL ST STE 201",
            "city": "FRANKLIN",
            "state": "MA",
            "postal_code": "020383110",
            "telephone_number": "508-541-8000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "300 Longwood Ave",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021155724",
            "country_code": "US",
            "telephone_number": "617-355-6000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SWEET",
        "first_name": "WILLIAM",
        "middle_name": "J",
        "credential": "RNP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-18",
        "last_updated": "2025-08-27",
        "certification_date": "2025-08-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Pediatrics",
            "state": "MA",
            "license": "228620",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "MA",
            "license": "RN228620",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0345181",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Franklin, MA

Sources for this page

Verify at the official NPI Registry.