Individual provider Active NPI

Mason Wenshu Worthington, PA-C

  • Medical Physician Assistant
  • Hartford, CT
National Provider Identifier
1407709389
Registry record updated Apr 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Physician AssistantTaxonomy code 363AM0700X
License
7664 Issued in CT
Practice address
114 Woodland St
Hartford, CT 06105-1208
Phone
(860) 714-4000
NPI assigned
Feb 19, 2026
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 22, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Physician Assistant 363AM0700X 7664 CT Primary

Addresses

Primary practice location

114 Woodland St
Hartford, CT 06105-1208

Mailing address

12 N Shore Way
Stonington, CT 06378-2626
Phone (860) 830-7602

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT
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
I20260430000929 CT Practitioner - Physician Assistant 4688141351 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Drexel University College of Medicine, 2025
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

2100 Powell St
Emeryville, CA 94608-1826

2100 Powell St
Suite 400
Emeryville, CA 94608-1872

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
7664CTMDPharmacist

Organizations & group practices 1

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": "1771459200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776816000000",
    "number": "1407709389",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "12 N SHORE WAY",
            "city": "STONINGTON",
            "state": "CT",
            "postal_code": "063782626",
            "telephone_number": "860-830-7602"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "114 WOODLAND ST",
            "city": "HARTFORD",
            "state": "CT",
            "postal_code": "061051208",
            "telephone_number": "860-714-4000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WORTHINGTON",
        "first_name": "MASON",
        "middle_name": "WENSHU",
        "credential": "PA-C",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-02-19",
        "last_updated": "2026-04-22",
        "certification_date": "2026-04-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "CT",
            "license": "7664",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Hartford, CT

Sources for this page

Verify at the official NPI Registry.