NPIMap

Individual provider Active NPI

Gregory D Lewis, MD

  • Cardiovascular Disease Physician
  • Boston, MA
National Provider Identifier
1750365664
Registry record updated Nov 28, 2012
On this page

Key facts

NPPES NPI Registry
Primary specialty
Cardiovascular Disease PhysicianTaxonomy code 207RC0000X
License
210023 Issued in MA
Practice address
55 Fruit St
GRB 740 Bigelow Teaching Service Inpatient & Cardiolog
Boston, MA 02114-2696
Phone
(617) 724-7436
NPI assigned
Dec 5, 2005
Last updated
Nov 28, 2012By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 28, 2012

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 210023 MA
Cardiovascular Disease Physician 207RC0000X 210023 MA Primary

Addresses

Primary practice location

55 Fruit St
GRB 740 Bigelow Teaching Service Inpatient & Cardiolog
Boston, MA 02114-2696

Mailing address

PO Box 9142
Mass General Physician Organization
Charlestown, MA 02129-9142
Phone (617) 726-9554

Other identifiers 3

IdentifierTypeStateIssuer
469100OtherMATUFTS HEALTH PLAN
J27132OtherMABCBS MA
2033861MedicaidMA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040413000139 MA Practitioner - Advanced Heart Failure and Transplant CardiologyPractitioner - Cardiovascular Disease (Cardiology)Practitioner - Internal Medicine 6709870769 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Advanced Heart Failure and Transplant CardiologyAlso: Cardiovascular Disease (Cardiology)
Education
University of Rochester School of Medicine and Dentistry, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

55 Fruit St
Boston, MA 02114-2696
Phone (617) 724-0287

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
The General Hospital Corporation CurrentSince Aug 22, 2012 Accepting new patients
General Hospital Corp Current Accepting new patients
Massachusetts General Physicians Organization Inc Internal Medicine CurrentSince Jun 14, 2004 Accepting new patients
John M. Siliski, M.D., P.C. Past Accepting new patients
Gary S. Perlmutter, M.D., P.C. Past Accepting new patients
Massachusetts General Physicians Organization, Inc Past Accepting new patients

Locations

55 Fruit St
Boston, MA 02114

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

55 Fruit St
#740
Boston, MA 02114
Phone (617) 724-7436

Interoperability endpoints

  • Direct secure messaging: lewis.gregory.mgh@direct.partners.masshiway.net

Organizations & group practices 6

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 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": "1133740800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1354060800000",
    "number": "1750365664",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 9142",
            "address_2": "MASS GENERAL PHYSICIAN ORGANIZATION",
            "city": "CHARLESTOWN",
            "state": "MA",
            "postal_code": "021299142",
            "telephone_number": "617-726-9554",
            "fax_number": "617-726-4105"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "address_2": "GRB 740 BIGELOW TEACHING SERVICE INPATIENT & CARDIOLOG",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142696",
            "telephone_number": "617-724-7436"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEWIS",
        "first_name": "GREGORY",
        "middle_name": "D",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-12-05",
        "last_updated": "2012-11-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "210023",
            "primary": false
        },
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "MA",
            "license": "210023",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TUFTS HEALTH PLAN",
            "identifier": "469100",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS MA",
            "identifier": "J27132",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2033861",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.