Individual provider Active NPI

Giovanna M. Leddy, MD

  • Internal Medicine Physician
  • Boston, MA
National Provider Identifier
1295992600
Registry record updated Jan 12, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
241775 Issued in MA
Practice address
133 Brookline Ave
Boston, MA 02215-3904
Phone
(617) 421-2144
Fax
(617) 421-6185
NPI assigned
May 22, 2008
Last updated
Jan 12, 2021By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 12, 2021

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 229185 MA
Internal Medicine Physician 207R00000X 241775 MA Primary

Addresses

Primary practice location

133 Brookline Ave
Boston, MA 02215-3904

Mailing address

133 Brookline Ave
Boston, MA 02215-3904
Phone (617) 421-2144

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address gleddymd147509@direct.atrius.masshiway.net

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
I20090831000627 MA Practitioner - Internal Medicine 6709931520 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of Vermont College of Medicine, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Seen Medical Group of Ma, P.C.Group PAC ID 4789054511, 16 clinicians

Practice addresses (Care Compare)

97 Libbey Pkwy
Suite 204
Weymouth, MA 02189-3110
Phone (339) 793-8998

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
229185MAMDInternal Medicine Physician
241775MAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Beth Israel Deaconess Medical Center, Inc. CurrentSince Jul 1, 2009 Accepting new patients
Beth Israel Deaconess Medical Center, Inc. CurrentSince Jul 1, 2009 Accepting new patients
Seen Medical Group of Ma, P.C. Internal Medicine CurrentSince Sep 15, 2025 Accepting new patients
Parsley Medical Group FL PA Past Accepting new patients
Seen Medical Group, P.a. Internal Medicine Past Accepting new patients

Locations

330 Brookline Ave
Boston, MA 02215
Phone (617) 667-2000

15 Oak St
Ste 3
Needham, MA 02492
Phone (339) 499-9518

97 Libbey Park
Ste 204
Weymouth, MA 02189
Phone (781) 803-2786

7 Alfred St
Ste 310
Woburn, MA 01801
Phone (781) 935-5100

Interoperability endpoints

  • Direct secure messaging: giovanna.leddy.1@27511.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.

NPI Registry JSON

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

{
    "created_epoch": "1211414400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1610409600000",
    "number": "1295992600",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "133 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022153904",
            "telephone_number": "617-421-2144",
            "fax_number": "617-421-6185"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "133 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022153904",
            "telephone_number": "617-421-2144",
            "fax_number": "617-421-6185"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEDDY",
        "first_name": "GIOVANNA",
        "middle_name": "M.",
        "name_prefix": "Ms.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-05-22",
        "last_updated": "2021-01-12",
        "certification_date": "2021-01-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "229185",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "241775",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "gleddymd147509@direct.atrius.masshiway.net",
            "affiliation": "N",
            "address_1": "133 Brookline Ave",
            "city": "Boston",
            "state": "MA",
            "country_code": "US",
            "postal_code": "022153904",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.