NPIMap

Individual provider Active NPI

Nicholas Sadovnikoff, MD

  • Anesthesiology Physician
  • Brighton, MA
National Provider Identifier
1669400628
Registry record updated Jan 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
156344 Issued in MA
Practice address
736 Cambridge St
Brighton, MA 02135-2907
Phone
(617) 789-3000
NPI assigned
Jun 29, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 14, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X MD27576 ME
Anesthesiology Physician 207L00000X 156344 MA Primary

Addresses

Primary practice location

736 Cambridge St
Brighton, MA 02135-2907

Mailing address

960 Massachusetts Ave
Boston, MA 02118-2620
Phone (617) 414-4505

Other practice location 1

75 Francis St
Brigham and Womens Hosp Dept of Anesthesiology Perioper
Boston, MA 02115
Phone (617) 732-5500

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, ME2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20051214000071 MA Practitioner - AnesthesiologyPractitioner - Critical Care (Intensivists) 2365463791 Reassigns benefits to 2 organizations
I20260213000033 ME Practitioner - AnesthesiologyPractitioner - Critical Care (Intensivists) 2365463791 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
AnesthesiologyAlso: Critical Care (Intensivists)
Education
Warren Alpert Medical School of Brown University, 1984
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Spectrum Healthcare Partners PAGroup PAC ID 7618871245, 305 clinicians

Practice addresses (Care Compare)

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 662-2526

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD27576MEMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Steward Medical Group, Inc CurrentSince Apr 6, 2022 Accepting new patients
Spectrum Healthcare Partners, P.a. Anesthesiology CurrentSince Mar 16, 2026 Accepting new patients
Steward Medical Group, Inc Anesthesiology CurrentSince Apr 6, 2022 Accepting new patients
Spectrum Healthcare Partners, P.a. CurrentSince Mar 16, 2026 Accepting new patients
BMC Affiliated Physicians, Inc. CurrentSince Apr 1, 2025 Accepting new patients

Locations

138 Haverhill St
Andover, MA 01810
Phone (978) 296-2302

960 Massachusetts Ave
Ste 2
Boston, MA 02118

736 Cambridge St
Brighton, MA 02135
Phone (617) 789-2762

235 N Pearl St
Brockton, MA 02301
Phone (508) 427-2525

22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179

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 and National Provider Directory roles.

Hospital & facility affiliations 36

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 36

NPI Registry JSON

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

{
    "created_epoch": "1151539200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768348800000",
    "number": "1669400628",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "960 MASSACHUSETTS AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021182620",
            "telephone_number": "617-414-4505"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "736 CAMBRIDGE ST",
            "city": "BRIGHTON",
            "state": "MA",
            "postal_code": "021352907",
            "telephone_number": "617-789-3000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "75 Francis St",
            "address_2": "Brigham and Womens Hosp Dept of Anesthesiology Perioper",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "02115",
            "country_code": "US",
            "telephone_number": "617-732-5500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SADOVNIKOFF",
        "first_name": "NICHOLAS",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-29",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "ME",
            "license": "MD27576",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MA",
            "license": "156344",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Brighton, MA

Sources for this page

Verify at the official NPI Registry.