NPIMap

Individual provider Active NPI

Mutlay Sayan, M.D.

  • Radiation Oncology Physician
  • Boston, MA
National Provider Identifier
1821452160
Registry record updated Jul 22, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Radiation Oncology PhysicianTaxonomy code 2085R0001X
License
287250 Issued in MA
Practice address
75 Francis St
Boston, MA 02115-6106
Phone
(617) 732-5500
NPI assigned
Apr 13, 2016
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Radiation Oncology Physician 2085R0001X 287250 MA Primary

Addresses

Primary practice location

75 Francis St
Boston, MA 02115-6106

Mailing address

75 Francis St
Boston, MA 02115-6106
Phone (617) 732-5500

Other practice location 1

111 Colchester Ave, 222WP2
UVM Medical Center, Dept of Medicine
Burlington, VT 05401
Phone (802) 847-2700

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
I20210803001878 MA Practitioner - Radiation Oncology 6608161195 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Radiation Oncology
Education
University of Vermont College of Medicine, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

450 Brookline Ave
Boston, MA 02215-5418
Phone (617) 632-3586

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

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Brigham & Womens Physicians Organization Inc Radiation Oncology CurrentSince Jul 20, 2021 Accepting new patients
Brigham and Women'S Hospital Current Accepting new patients
Dana-Farber Cancer Institute, Inc. CurrentSince Sep 1, 2021 Accepting new patients
The General Hospital Corporation CurrentSince Dec 1, 2025 Accepting new patients
Dana-Farber Cancer Institute, Inc. CurrentSince Sep 1, 2021 Accepting new patients
Massachusetts General Physicians Organization Inc CurrentSince Dec 1, 2025 Accepting new patients
Brigham and Womens Physicians Organization Inc Past Accepting new patients
Dana-Farber Cancer Institute, Inc. Past Accepting new patients

Locations

75 Francis St
Boston, MA 02115

55 Fruit St
Boston, MA 02114

450 Brookline Ave
Boston, MA 02215
Phone (508) 478-2061

254 2nd Ave
Ste 100
Needham Heights, MA 02494
Phone (781) 416-8412

Interoperability endpoints

  • Direct secure messaging: sayan.mutlay.bwh@direct.partners.masshiway.net

Organizations & group practices 8

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": "1460505600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1626912000000",
    "number": "1821452160",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "75 FRANCIS ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021156106",
            "telephone_number": "617-732-5500"
        },
        {
            "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": "617-732-5500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "111 Colchester Ave, 222WP2",
            "address_2": "UVM Medical Center, Dept of Medicine",
            "address_purpose": "LOCATION",
            "city": "Burlington",
            "state": "VT",
            "postal_code": "05401",
            "country_code": "US",
            "telephone_number": "802-847-2700",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SAYAN",
        "first_name": "MUTLAY",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-04-13",
        "last_updated": "2021-07-22",
        "certification_date": "2021-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "MA",
            "license": "287250",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.