Individual provider Active NPI

Winnie Szeto, MD

  • Gastroenterology Physician
  • Lowell, MA
National Provider Identifier
1588899504
Registry record updated Jan 8, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
266762 Issued in MA
Practice address
41 Wellman St Ste 400
Lowell, MA 01851-5161
Phone
(978) 459-6737
Fax
(855) 818-1869
NPI assigned
May 19, 2009
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 8, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 266762 MA
Gastroenterology Physician 207RG0100X 266762 MA Primary

Addresses

Primary practice location

41 Wellman St Ste 400
Lowell, MA 01851-5161

Mailing address

41 Wellman St Ste 400
Lowell, MA 01851-5161
Phone (617) 562-5432

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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20170623001556 MA Practitioner - GastroenterologyPractitioner - Internal Medicine 9931485323 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
GastroenterologyAlso: Internal Medicine
Education
Tufts University School of Medicine, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Igc III PLLCGroup PAC ID 6305285032, 2 clinicians

Practice addresses (Care Compare)

300 Federal St
Suite 103
Andover, MA 01810-1038
Phone (978) 459-6737

41 Wellman St
Suite 400
Lowell, MA 01851-5161
Phone 9784596737143

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy115
Upper gastrointestinal (GI) endoscopy for acid reflux73

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Steward Medical Group, Inc CurrentSince May 7, 2017 Accepting new patients
Igc III PLLC Gastroenterology CurrentSince Dec 1, 2025 Accepting new patients
Steward Medical Group, Inc CurrentSince May 7, 2017 Accepting new patients
Steward Medical Group Inc. Past Accepting new patients

Locations

11 Nevins St
Ste 402
Brighton, MA 02135
Phone (617) 562-5432

11 Nevins St
Ste 201
Brighton, MA 02135
Phone (617) 789-2442

77 Warren St
Fl 5
Brighton, MA 02135
Phone (617) 254-3376

41 Wellman St
Ste 400
Lowell, MA 01851
Phone (978) 459-6737

20 Research Pl
Ste 220
North Chelmsford, MA 01863
Phone (978) 459-6737

Interoperability endpoints

  • Direct secure messaging: winnie.szeto.1@20039.direct.athenahealth.com

Organizations & group practices 5

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.

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": "1242691200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1736294400000",
    "number": "1588899504",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "41 WELLMAN ST STE 400",
            "city": "LOWELL",
            "state": "MA",
            "postal_code": "018515161",
            "telephone_number": "617-562-5432"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "41 WELLMAN ST STE 400",
            "city": "LOWELL",
            "state": "MA",
            "postal_code": "018515161",
            "telephone_number": "978-459-6737",
            "fax_number": "855-818-1869"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SZETO",
        "first_name": "WINNIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-05-19",
        "last_updated": "2025-01-08",
        "certification_date": "2025-01-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "266762",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MA",
            "license": "266762",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lowell, MA

Sources for this page

Verify at the official NPI Registry.