Individual provider Active NPI

Stephen Jason Sasso, PA-C

  • Physician Assistant
  • Enfield, CT
National Provider Identifier
1760035547
Registry record updated Mar 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
4519 Issued in CT
Practice address
55 Hazard Ave
Enfield, CT 06082-3826
Phone
(855) 349-2828
NPI assigned
Jul 20, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 11, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Physician Assistant 363AM0700X 4519 CT
Physician Assistant 363A00000X 4519 CT Primary
Physician Assistant 363A00000X PA9418 MA
Medical Physician Assistant 363AM0700X PA9418 MA

Addresses

Primary practice location

55 Hazard Ave
Enfield, CT 06082-3826

Mailing address

41 Brewster Rd Dept Levelc
Bristol, CT 06010-5141
Phone (860) 585-3433

Other practice location 1

263 Farmington Ave
Farmington, CT 06030-1104
Phone (860) 679-2588

Other practice location 2

999 Dalton Ave
Pittsfield, MA 01201-2903
Phone (413) 242-6577

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address ssasso93323@direct.med.uchc.edu Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT, NY, PA, MA4 enrollments
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 4

Enrollment IDStateProvider typePAC IDDetails
I20191120001803 CT Practitioner - Physician Assistant 6103258793 Reassigns benefits to 7 organizations
I20210819002872 NY Practitioner - Physician Assistant 6103258793 Reassigns benefits to 2 organizations
I20230207000129 PA Practitioner - Physician Assistant 6103258793 Reassigns benefits to 1 organization
I20230718003092 MA Practitioner - Physician Assistant 6103258793 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Hartford Healthcare Urgent Care Centers LLCGroup PAC ID 7618242777, 201 clinicians
North Shore Lij Urgent Care PCGroup PAC ID 6002131778, 389 clinicians
Afc Physicians of Connecticut PCGroup PAC ID 5193966893, 39 clinicians
Bristol Hospital Multi Specialty Group, Inc.Group PAC ID 9032014758, 148 clinicians

Practice addresses (Care Compare)

112 S Main St
Torrington, CT 06790-6429
Phone (860) 387-4365

1332 Peninsula Blvd
Hewlett, NY 11557-1226
Phone (516) 531-6130

135 E Main St
New Britain, CT 06051-1914
Phone (860) 357-6899

175 Webster Square Rd
Berlin, CT 06037-2328
Phone (860) 200-8095

179 Talcottville Rd
Vernon, CT 06066-4615
Phone (860) 986-7600

2 Main St
Danbury, CT 06810-8047
Phone (203) 826-2140

336 N Main St
West Hartford, CT 06117-2675
Phone (860) 200-7701

365 Queen St
Southington, CT 06489-1884
Phone (860) 863-5835

377 S Oyster Bay Rd
Plainview, NY 11803-3323
Phone (516) 537-9061

385 W Main St
Avon, CT 06001-4357
Phone (860) 777-6977

396 Cromwell Ave
Rocky Hill, CT 06067-1828
Phone (860) 372-4990

41 Brewster Rd
Bristol, CT 06010-5161
Phone (860) 585-3000

539 Farmington Ave
Bristol, CT 06010-3931
Phone (860) 314-6046

7 Mill Pond Dr
Suite a
Granby, CT 06035-2637
Phone (860) 323-3164

775 Queen St
Southington, CT 06489-1531
Phone (860) 777-1281

875 E Main St
Meriden, CT 06450-6006
Phone (475) 343-3483

Hospital & facility affiliations

  • John Dempsey Hospital of the University of Connect Hospital, Farmington, CT, CCN 070036

Merit-based Incentive Payment System (MIPS)

Final score
91.85 of 100Reported as group
Quality
79.23
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
77.63 of 100Reported as group
Quality
62.23
Improvement activities
40
Cost
81.29

Merit-based Incentive Payment System (MIPS)

Final score
93.07 of 100Reported as apm
Quality
79.77
Promoting interoperability
88.77
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
81.78 of 100Reported as group
Quality
85.61
Promoting interoperability
100
Improvement activities
40
Cost
46.45

Merit-based Incentive Payment System (MIPS)

Final score
95.62 of 100Reported as group
Quality
84.96
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
4519CTMDMedical Physician Assistant
PA9418MAMDMedical Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Medexpress Urgent Care, PC - Massachusetts CurrentSince Oct 1, 2023 Accepting new patients
Afc Physicians of Connecticut, PC CurrentSince Jul 1, 2020 Accepting new patients
State of Connecticut CurrentSince Aug 1, 2025 Accepting new patients
State of Connecticut CurrentSince Aug 1, 2025 Accepting new patients
Trinity Health of New England Provider Network Organization Inc CurrentSince Nov 15, 2024 Accepting new patients
Afc Physicians of Massachusetts, PC Current Accepting new patients
Medexpress Urgent Care Connecticut, P.C. CurrentSince Mar 1, 2022 Accepting new patients
Afc Physicians of Massachusetts CurrentSince Oct 3, 2025 Accepting new patients
Convenientmd - FFS UC LLC CurrentSince Oct 7, 2023 Accepting new patients
Medexpress Urgent Care, PC - Massachusetts CurrentSince Oct 1, 2023 Accepting new patients
Nes Medical Services of Northern Connecticut, P.C. CurrentSince Jun 30, 2024 Accepting new patients
Convenientmd - FFS UC LLC CurrentSince Oct 7, 2023 Accepting new patients
Afc Physicians of Massachusetts, PC CurrentSince Oct 3, 2025 Accepting new patients
Afc Physicians of Connecticut, PC CurrentSince Jul 1, 2020 Accepting new patients
WRK Ventures, LLC Past Accepting new patients
Convenientmd LLC Past Accepting new patients
Convenientmd - FFS UC LLC Past Accepting new patients

Locations

2 Main St
Danbury, CT 06810
Phone (203) 826-2140

68 Division St
Derby, CT 06418
Phone (203) 732-6802

263 Farmington Ave
Farmington, CT 06030
Phone (860) 679-4477

114 Woodland St
Hartford, CT 06105
Phone (860) 714-4001

320 Pomfret St
Putnam, CT 06260
Phone (860) 963-6331

245 Hartford Ave
Bellingham, MA 02019
Phone (774) 295-4355

1505 Memorial Dr
Chicopee, MA 01020
Phone (413) 331-4336

370 Providence Hwy
Dedham, MA 02026
Phone (781) 461-0200

40 Davis Straits
Falmouth, MA 02540
Phone (774) 255-3010

999 Dalton Ave
Pittsfield, MA 01201
Phone (413) 242-6577

430 Cooley St
Springfield, MA 01128
Phone (413) 295-4144

1312 Boston Rd
Springfield, MA 01119
Phone (413) 264-6029

415 Cooley St
Unit 3
Springfield, MA 01128
Phone (413) 782-4878

360 US Highway 1 Byp
Unit 102
Portsmouth, NH 03801
Phone (603) 410-6700

111 New Hampshire Ave
Portsmouth, NH 03801

Interoperability endpoints

  • Direct secure messaging: ssasso93323@direct.med.uchc.edu
  • Direct secure messaging: stephen.sasso@ghuc.eclinicaldirectplus.com
  • Direct secure messaging: ssasso70159@northwell.direct-ci.com
  • Direct secure messaging: stephen.sasso@xdr.hhchealthdirect.org
  • Direct secure messaging: ssasso3434337@direct.trinity-health.org

Organizations & group practices 28

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.

View all 28

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1563580800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773187200000",
    "number": "1760035547",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "41 BREWSTER RD DEPT LEVELC",
            "city": "BRISTOL",
            "state": "CT",
            "postal_code": "060105141",
            "telephone_number": "860-585-3433"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 HAZARD AVE",
            "city": "ENFIELD",
            "state": "CT",
            "postal_code": "060823826",
            "telephone_number": "855-349-2828"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "263 Farmington Ave",
            "address_purpose": "LOCATION",
            "city": "Farmington",
            "state": "CT",
            "postal_code": "060301104",
            "country_code": "US",
            "telephone_number": "860-679-2588",
            "fax_number": "860-679-4015",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "999 Dalton Ave",
            "address_purpose": "LOCATION",
            "city": "Pittsfield",
            "state": "MA",
            "postal_code": "012012903",
            "country_code": "US",
            "telephone_number": "413-242-6577",
            "fax_number": "473-943-6637",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SASSO",
        "first_name": "STEPHEN",
        "middle_name": "JASON",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-07-20",
        "last_updated": "2026-03-11",
        "certification_date": "2026-03-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "CT",
            "license": "4519",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CT",
            "license": "4519",
            "primary": true
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MA",
            "license": "PA9418",
            "primary": false
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "MA",
            "license": "PA9418",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ssasso93323@direct.med.uchc.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "263 Farmington Ave",
            "city": "Farmington",
            "state": "CT",
            "country_code": "US",
            "postal_code": "060301104",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Enfield, CT

Sources for this page

Verify at the official NPI Registry.