Individual provider Active NPI

George Tolis Jr., M.D.

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Boston, MA
National Provider Identifier
1841272283
Registry record updated May 19, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X
License
224934 Issued in NY
Practice address
732 Harrison Ave, FL 3 West
Preston BLDG.
Boston, MA 02118
Phone
(617) 638-7350
Fax
(617) 638-7228
NPI assigned
Nov 18, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 19, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 224934 NY Primary
Surgery Physician 208600000X 230131 MA

Addresses

Primary practice location

732 Harrison Ave, FL 3 West
Preston BLDG.
Boston, MA 02118

Mailing address

960 Massachusetts Avenue
FL 2
Boston, MA 02118-2690

Other practice location 1

830 Oak Street
Suite 205W
Brockton, MA 02301
Phone (508) 583-4440

Other practice location 2

235 N. Pearl St.
Brockton, MA 02301
Phone (508) 427-3180

Other practice location 3

1 Pearl St.
Suite 2000
Brockton, MA 02301
Phone (508) 584-4104

Other practice location 4

60 East St.
Suite 1400
Methuen, MA 01844
Phone (617) 202-6001

Other practice location 5

11 Nevins St.
Suite 306
Brighton, MA 02135
Phone (617) 789-2045

Other practice location 6

55 Fruit St
Cox 6 Suite 630
Boston, MA 02114-2621
Phone (617) 643-9280

Other practice location 7

736 Cambridge St.
Brighton, MA 02135
Phone (617) 789-2268

Other identifiers 2

IdentifierTypeStateIssuer
110075160AMedicaidMA
3101505MedicaidNH

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
I20061208000271 MA Practitioner - Thoracic SurgeryPractitioner - General SurgeryPractitioner - Cardiovascular Disease (Cardiology)Practitioner - Cardiac Surgery 6901805506 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Thoracic SurgeryAlso: General Surgery
Education
Harvard Medical School, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Boston University General Surgical Associates, Inc.Group PAC ID 9830183763, 86 clinicians
BMC Affiliated Physicians, Inc.Group PAC ID 9830133123, 543 clinicians

Practice addresses (Care Compare)

1 Boston Medical Ctr PL
Boston, MA 02118-2908
Phone (617) 638-8605

235 N Pearl St
Brockton, MA 02301-1794
Phone (508) 427-3000

732 Harrison Ave
Boston, MA 02118-2309

732 Harrison Ave FL 3
Preston BLDG
Boston, MA 02118-2309
Phone (617) 638-7350

736 Cambridge St
Brighton, MA 02135-2907
Phone (617) 789-3000

75 Francis St
Boston, MA 02115-6110
Phone (617) 732-5500

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Coronary artery bypass graft (CABG)41

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
230131MAMDSurgery Physician
224934NYMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Cape Cod Hospital Inc Current Accepting new patients
Brigham & Womens Physicians Organization Inc CurrentSince Aug 1, 2021 Accepting new patients
The General Hospital Corporation CurrentSince Jul 1, 2014 Accepting new patients
General Hospital Corp Current Accepting new patients
Massachusetts General Physicians Organization Inc Surgery CurrentSince Jul 1, 2014 Accepting new patients
Brigham and Womens Physicians Organization Inc Past Accepting new patients
Advanced Heart Physicians&Surgeons Network PC Thoracic Surgery (Cardiothoracic Vascular Surgery) Past Accepting new patients
Brigham & Womens Hospital, Inc. Past Accepting new patients

Locations

75 Francis St
Boston, MA 02115

55 Fruit St
Boston, MA 02114

55 Fruit St
#2
Boston, MA 02114
Phone (617) 726-2967

55 Fruit St
Ste 630
Boston, MA 02114
Phone (617) 643-9280

736 Cambridge St
Brighton, MA 02135
Phone (617) 789-2762

235 N Pearl St
Brockton, MA 02301
Phone (508) 427-2525

Interoperability endpoints

  • Direct secure messaging: gtolis46461@direct.capecodhealthcare.masshiway.net
  • Direct secure messaging: tolis.george.bwh@direct.partners.masshiway.net

Organizations & group practices 10

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.

Hospital & facility affiliations 10

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": "1132272000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779148800000",
    "number": "1841272283",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "960 MASSACHUSETTS AVENUE",
            "address_2": "FL 2",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021182690"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "732 HARRISON AVE, FL 3 WEST",
            "address_2": "PRESTON BLDG.",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02118",
            "telephone_number": "617-638-7350",
            "fax_number": "617-638-7228"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "830 Oak Street",
            "address_2": "Suite 205W",
            "address_purpose": "LOCATION",
            "city": "Brockton",
            "state": "MA",
            "postal_code": "02301",
            "country_code": "US",
            "telephone_number": "508-583-4440",
            "fax_number": "508-583-7401",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "235 N. Pearl St.",
            "address_purpose": "LOCATION",
            "city": "Brockton",
            "state": "MA",
            "postal_code": "02301",
            "country_code": "US",
            "telephone_number": "508-427-3180",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1 Pearl St.",
            "address_2": "Suite 2000",
            "address_purpose": "LOCATION",
            "city": "Brockton",
            "state": "MA",
            "postal_code": "02301",
            "country_code": "US",
            "telephone_number": "508-584-4104",
            "fax_number": "508-584-2053",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "60 East St.",
            "address_2": "Suite 1400",
            "address_purpose": "LOCATION",
            "city": "Methuen",
            "state": "MA",
            "postal_code": "01844",
            "country_code": "US",
            "telephone_number": "617-202-6001",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "11 Nevins St.",
            "address_2": "Suite 306",
            "address_purpose": "LOCATION",
            "city": "Brighton",
            "state": "MA",
            "postal_code": "02135",
            "country_code": "US",
            "telephone_number": "617-789-2045",
            "fax_number": "617-779-6760",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "55 Fruit St",
            "address_2": "Cox 6 Suite 630",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021142621",
            "country_code": "US",
            "telephone_number": "617-643-9280",
            "fax_number": "617-726-5804",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "736 Cambridge St.",
            "address_purpose": "LOCATION",
            "city": "Brighton",
            "state": "MA",
            "postal_code": "02135",
            "country_code": "US",
            "telephone_number": "617-789-2268",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TOLIS",
        "first_name": "GEORGE",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-18",
        "last_updated": "2026-05-19",
        "certification_date": "2026-05-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "NY",
            "license": "224934",
            "primary": true
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MA",
            "license": "230131",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "110075160A",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3101505",
            "state": "NH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.