Individual provider Active NPI

Joseph Semeniuk

  • Certified Registered Nurse Anesthetist
  • Boston, MA
National Provider Identifier
1598690570
Registry record updated Jul 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
RN10039218 Issued in MA
Practice address
55 Fruit St
Boston, MA 02114-2696
Phone
(617) 726-3030
NPI assigned
Jun 12, 2026
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 4, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X RN10039218 MA
Certified Registered Nurse Anesthetist 367500000X RN10039218 MA Primary

Addresses

Primary practice location

55 Fruit St
Boston, MA 02114-2696

Mailing address

55 Fruit St
Boston, MA 02114-2696

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2026
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

399 Revolution Dr
Suite 458
Somerville, MA 02145-1444

399 Revolution Dr
Suite 458
Somerville, MA 02145-1488

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

NPI Registry JSON

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

{
    "created_epoch": "1781222400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783123200000",
    "number": "1598690570",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142696"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142696",
            "telephone_number": "617-726-3030"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SEMENIUK",
        "first_name": "JOSEPH",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-06-12",
        "last_updated": "2026-07-04",
        "certification_date": "2026-07-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "MA",
            "license": "RN10039218",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "MA",
            "license": "RN10039218",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 4, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.