NPIMap

Individual provider Active NPI

Morgan T Harloff, M.D.

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Boston, MA
National Provider Identifier
1225425978
Registry record updated Apr 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X
License
277603 Issued in MA
Practice address
732 Harrison Avenue, 3Rd Floor West
Preston BLDG.
Boston, MA 02118-2309
Phone
(617) 638-8488
Fax
(617) 638-8469
NPI assigned
Apr 21, 2015
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 277603 MA Primary

Addresses

Primary practice location

732 Harrison Avenue, 3Rd Floor West
Preston BLDG.
Boston, MA 02118-2309

Mailing address

960 Massachusetts Avenue
FL 2
Boston, MA 02118-2690

Other practice location 1

830 Harrison Avenue, STE 3400
Moakley Bldg.
Boston, MA 02118-2690
Phone (617) 414-8060

Other practice location 2

736 Cambridge St
Brighton, MA 02135
Phone (617) 789-2045

Other practice location 3

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

Other identifiers 2

IdentifierTypeStateIssuer
110116891AMedicaidMA
3146293MedicaidNH

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
I20240802001599 MA Practitioner - Cardiac Surgery 5496046492 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Cardiac Surgery
Education
Other, 2014
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

Practice addresses (Care Compare)

830 Harrison Ave
Suite 3400
Boston, MA 02118-2905
Phone (617) 414-8060

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Coronary artery bypass graft (CABG)1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Boston Medical Center Corporation Current Accepting new patients
Boston University General Surgical Associates, Inc. CurrentSince Sep 1, 2024 Accepting new patients
Boston University General Surgical Associates, Inc.-QMC CurrentSince Sep 1, 2024 Accepting new patients

Locations

960 Massachusetts Ave
Ste 2
Boston, MA 02118

732 Harrison Ave
Fl 5
Boston, MA 02118
Phone (617) 414-6840

732 Harrison Ave
Fl 3
Boston, MA 02118
Phone (617) 638-5350

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: mharloff245153@direct.bmc.masshiway.net

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 9

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": "1429574400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776297600000",
    "number": "1225425978",
    "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 AVENUE, 3RD FLOOR WEST",
            "address_2": "PRESTON BLDG.",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021182309",
            "telephone_number": "617-638-8488",
            "fax_number": "617-638-8469"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "830 Harrison Avenue, STE 3400",
            "address_2": "Moakley Bldg.",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021182690",
            "country_code": "US",
            "telephone_number": "617-414-8060",
            "fax_number": "617-414-8012",
            "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": "617-789-2045",
            "fax_number": "617-779-6760",
            "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"
        }
    ],
    "basic": {
        "last_name": "HARLOFF",
        "first_name": "MORGAN",
        "middle_name": "T",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-04-21",
        "last_updated": "2026-04-16",
        "certification_date": "2026-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "MA",
            "license": "277603",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "110116891A",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3146293",
            "state": "NH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.