Individual provider Active NPI

Margaret Blair Marshall, MD

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Boston, MA
National Provider Identifier
1295723724
Registry record updated Jul 12, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X
License
81394 Issued in MA
Practice address
75 Francis St
Boston, MA 02115-6106
Phone
(617) 732-6824
NPI assigned
Oct 10, 2005
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 12, 2023

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X MD034997 DC
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X ME163715 FL
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 81394 MA Primary

Addresses

Primary practice location

75 Francis St
Boston, MA 02115-6106

Mailing address

PO Box 947407
Atlanta, GA 30394-7407
Phone (941) 917-2600

Other practice location 1

3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone (202) 444-5022

Other practice location 2

1540 S Tamiami Trl Ste 305
Sarasota, FL 34239-2921
Phone (941) 917-8791

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL
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
I20230725003744 FL Practitioner - Thoracic Surgery 8527032770 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Thoracic Surgery
Education
Georgetown University School of Medicine, 1991
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
SMH Physician Services IncGroup PAC ID 1355240177, 781 clinicians

Practice addresses (Care Compare)

1540 S Tamiami TRL
Suite 303
Sarasota, FL 34239-2921
Phone (941) 917-8791

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Upper gastrointestinal (GI) endoscopy for acid reflux1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
ME163715FLMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Brigham and Women'S Hospital Current Accepting new patients
SMH Physician Services Inc CurrentSince Sep 4, 2023 Accepting new patients
SMH Physician Services Inc Past Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients

Locations

1921 Waldemere St
Ste 307
Sarasota, FL 34239
Phone (941) 917-8565

1540 S Tamiami Trl
Ste 305
Sarasota, FL 34239
Phone (800) 771-7164

1540 S Tamiami Trl
Ste 303
Sarasota, FL 34239
Phone (941) 371-9710

75 Francis St
Boston, MA 02115

Networks

  • Freedom Health HMO Network
  • Optimum HealthCare HMO Network

Interoperability endpoints

  • Direct secure messaging: margaret.marshall@fpg.directbygreenway.com
  • Direct secure messaging: marshall.margaret.bwh@direct.partners.masshiway.net
  • Direct secure messaging: mmarshall59197@direct.southcoast.org

Organizations & group practices 4

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 3

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": "1128902400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1689120000000",
    "number": "1295723724",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 947407",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303947407",
            "telephone_number": "941-917-2600",
            "fax_number": "941-917-7884"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "75 FRANCIS ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021156106",
            "telephone_number": "617-732-6824"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3800 Reservoir Rd NW",
            "address_purpose": "LOCATION",
            "city": "Washington",
            "state": "DC",
            "postal_code": "200072113",
            "country_code": "US",
            "telephone_number": "202-444-5022",
            "fax_number": "877-376-2421",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1540 S Tamiami Trl Ste 305",
            "address_purpose": "LOCATION",
            "city": "Sarasota",
            "state": "FL",
            "postal_code": "342392921",
            "country_code": "US",
            "telephone_number": "941-917-8791",
            "fax_number": "941-917-8793",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARSHALL",
        "first_name": "MARGARET",
        "middle_name": "BLAIR",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-10-10",
        "last_updated": "2023-07-12",
        "certification_date": "2023-07-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "DC",
            "license": "MD034997",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "FL",
            "license": "ME163715",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "MA",
            "license": "81394",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.