Individual provider Active NPI

Joseph J. Moisan, PA-C

  • Physician Assistant
  • Worcester, MA
National Provider Identifier
1669602835
Registry record updated Sep 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
PA3806 Issued in MA
Practice address
55 Lake Ave N
Department of Neurosurgery
Worcester, MA 01655-0002
Phone
(508) 334-0605
Fax
(508) 334-5074
NPI assigned
Jul 21, 2009
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 3, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Surgical Physician Assistant 363AS0400X PA3806 MA
Physician Assistant 363A00000X PA00508 RI
Physician Assistant 363A00000X PA3806 MA Primary

Addresses

Primary practice location

55 Lake Ave N
Department of Neurosurgery
Worcester, MA 01655-0002

Mailing address

PO Box 415348
Boston, MA 02241-5348

Other identifiers 2

IdentifierTypeStateIssuer
JM84255MedicaidRI
001697301OtherRIMEDICARE PTAN

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
I20100908000708 MA Practitioner - Physician Assistant 6901921394 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Reliant Medical Group IncGroup PAC ID 5597755322, 638 clinicians

Practice addresses (Care Compare)

123 Summer St
Worcester, MA 01608-1216
Phone (508) 363-5000

241 N Main St
Leominster, MA 01453-2219
Phone (508) 595-2700

5 Neponset St
Worcesteer, MA 01606-2714
Phone (508) 595-2300

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Atrius Health, Inc. CurrentSince Jul 15, 2024 Accepting new patients
Atrius Health, Inc. Physician Assistant CurrentSince Jul 15, 2024 Accepting new patients
Umass Memorial Medical Group, Inc. CurrentSince Jun 13, 2015 Accepting new patients
Umass Memorial Medical Group Inc Physician Assistant Past Accepting new patients
Memorial Hospital Past Accepting new patients

Locations

133 Brookline Ave
Boston, MA 02215
Phone (617) 421-1000

228 Billerica Rd
Chelmsford, MA 01824
Phone (978) 250-6000

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

100 Medway Rd
Ste 401
Milford, MA 01757
Phone (508) 634-7338

14 Prospect St
Milford, MA 01757
Phone (508) 422-2343

100 South St
Southbridge, MA 01550
Phone (508) 764-8012

55 Lake Ave N
Worcester, MA 01655
Phone 508334100048862

Interoperability endpoints

  • Direct secure messaging: joseph.moisan.npi1669602835.reliant@direct.optumcare.masshiway.net

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1248134400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756857600000",
    "number": "1669602835",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 415348",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022415348"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 LAKE AVE N",
            "address_2": "DEPARTMENT OF NEUROSURGERY",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016550002",
            "telephone_number": "508-334-0605",
            "fax_number": "508-334-5074"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MOISAN",
        "first_name": "JOSEPH",
        "middle_name": "J.",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2009-07-21",
        "last_updated": "2025-09-03",
        "certification_date": "2025-09-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": "MA",
            "license": "PA3806",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "RI",
            "license": "PA00508",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MA",
            "license": "PA3806",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "JM84255",
            "state": "RI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN",
            "identifier": "001697301",
            "state": "RI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Worcester, MA

Sources for this page

Verify at the official NPI Registry.