NPIMap

Individual provider Active NPI

John Robert Malinowski, MD

  • Diagnostic Radiology Physician
  • Worcester, MA
National Provider Identifier
1033746110
Registry record updated Apr 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
1016827 Issued in MA
Practice address
55 Lake Ave N
Worcester, MA 01655-0002
Phone
(508) 334-3850
NPI assigned
Mar 26, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 3, 2025

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
Diagnostic Radiology Physician 2085R0202X 1016827 MA Primary

Addresses

Primary practice location

55 Lake Ave N
Worcester, MA 01655-0002

Mailing address

PO Box 415348
Boston, MA 02241-5348
Phone (800) 225-8885

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
I20250409001754 MA Practitioner - Diagnostic Radiology 2264852508 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Umass Memorial Medical Group IncGroup PAC ID 4284539891, 2,494 clinicians

Practice addresses (Care Compare)

55 Lake Ave N
Worcester, MA 01655-0002
Phone (508) 334-1000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
1016827MAMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Umass Memorial MRI - Marlborough CurrentSince Jul 6, 2025 Accepting new patients
Umass Memorial Medical Group, Inc. CurrentSince Jun 2, 2025 Accepting new patients
Umass Memorial Radiology Phys Serv Diagnostic Radiology CurrentSince Jun 1, 2025 Accepting new patients
Umass Memorial Medical Group Inc CurrentSince Jun 2, 2025 Accepting new patients
Umass Memorial MRI & Imaging Center, LLC CurrentSince Jul 6, 2025 Accepting new patients
Umass Memorial MRI & Imaging Center, LLC CurrentSince Jul 6, 2025 Accepting new patients
Umass Memorial MRI & Imaging Center, LLC Diagnostic Radiology CurrentSince Jul 6, 2025 Accepting new patients
Umass Memorial Health Alliance MRI Center LLC CurrentSince Jul 6, 2025 Accepting new patients
Umass Memorial MRI & Imaging Center LLC CurrentSince Jul 6, 2025 Accepting new patients

Locations

14 Prospect St
Milford, MA 01757
Phone (508) 422-2343

340 Thompson Rd
Webster, MA 01570
Phone (508) 943-2600

10 Little Brook Rd
West Wareham, MA 02576

55 Lake Ave N
Worcester, MA 01655
Phone 508334100048862

Organizations & group practices 9

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 5

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": "1585180800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743638400000",
    "number": "1033746110",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 415348",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022415348",
            "telephone_number": "800-225-8885",
            "fax_number": "508-334-1977"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 LAKE AVE N",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016550002",
            "telephone_number": "508-334-3850"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MALINOWSKI",
        "first_name": "JOHN",
        "middle_name": "ROBERT",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-03-26",
        "last_updated": "2025-04-03",
        "certification_date": "2025-04-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MA",
            "license": "1016827",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Worcester, MA

Sources for this page

Verify at the official NPI Registry.