Individual provider Active NPI

Yitzhak Brzezinski Sinai, MD

  • Anesthesiology Physician
  • Boston, MA
National Provider Identifier
1649157843
Registry record updated Mar 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
5001550 Issued in MA
Practice address
330 Brookline Ave FL Yamins2
Boston, MA 02215-5400
Phone
(617) 667-3110
Fax
(617) 754-8791
NPI assigned
Aug 19, 2025
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 17, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 5001550 MA Primary

Addresses

Primary practice location

330 Brookline Ave FL Yamins2
Boston, MA 02215-5400

Mailing address

330 Brookline Ave FL Yamins2
Boston, MA 02215-5400
Phone (617) 667-3110

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
I20251114003593 MA Practitioner - Anesthesiology 4284125451 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

330 Brookline Ave
Boston, MA 02215-5400
Phone (617) 754-8612

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
5001550MAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc CurrentSince Dec 1, 2025 Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc CurrentSince Dec 1, 2025 Accepting new patients

Locations

330 Brookline Ave
#2
Boston, MA 02215
Phone (617) 632-8383

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

Organizations & group practices 2

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 1

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": "1755561600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773705600000",
    "number": "1649157843",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "330 BROOKLINE AVE FL YAMINS2",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155400",
            "telephone_number": "617-667-3110",
            "fax_number": "617-754-8791"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "330 BROOKLINE AVE FL YAMINS2",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155400",
            "telephone_number": "617-667-3110",
            "fax_number": "617-754-8791"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BRZEZINSKI SINAI",
        "first_name": "YITZHAK",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-08-19",
        "last_updated": "2026-03-17",
        "certification_date": "2026-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MA",
            "license": "5001550",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.