Individual provider Active NPI

John Tomashek, M.D.

  • Vascular & Interventional Radiology Physician
  • Mequon, WI
National Provider Identifier
1013999564
Registry record updated Sep 11, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Vascular & Interventional Radiology PhysicianTaxonomy code 2085R0204X
License
44063 Issued in WI
Practice address
10945 N Port Washington Rd Ste 201
Mequon, WI 53092-5078
Phone
(262) 292-3151
NPI assigned
Nov 18, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2024

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X 44063 WI
Vascular & Interventional Radiology Physician 2085R0204X 44063 WI Primary

Addresses

Primary practice location

10945 N Port Washington Rd Ste 201
Mequon, WI 53092-5078

Mailing address

10945 N Port Washington Rd Ste 201
Mequon, WI 53092-5078
Phone (262) 292-3151

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI, IL2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20050609000393 WI Practitioner - Diagnostic Radiology 6103869284 Reassigns benefits to 5 organizations
I20240304001763 IL Practitioner - Interventional Radiology 6103869284 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
University of Wisconsin School of Medicine, 1996
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Premier Radiology Wisconsin LLCGroup PAC ID 9537595533, 111 clinicians

Practice addresses (Care Compare)

10101 S 27TH St
Franklin, WI 53132-7209
Phone (414) 325-4700

10180 Washington Ave
Mount Pleasant, WI 53177-1604
Phone (414) 973-7830

10950 W Capitol Dr
Wauwatosa, WI 53222-1110
Phone (414) 464-4460

12831 N Port Washington Rd
Mequon, WI 53097-2416
Phone (414) 973-7844

13111 N Port Washington Rd
Mequon, WI 53097-2416
Phone (262) 243-7300

13950 W Capitol Dr
Brookfield, WI 53005-2441
Phone (414) 302-5400

17000 W N Ave
Brookfield, WI 53005-4423
Phone (262) 782-4270

19333 W N Ave
Brookfield, WI 53045-4132
Phone (262) 785-2000

2061 Cheyenne CT
Grafton, WI 53024-9368
Phone (262) 376-1934

2301 N Lake Dr
Milwaukee, WI 53211-4508
Phone (414) 585-1000

3237 S 16TH St
Milwaukee, WI 53215-4526
Phone (414) 647-5000

375 W River Woods Pkwy
Glendale, WI 53212-1080
Phone (414) 973-7842

3801 Spring St
Mount Pleasant, WI 53405-1667
Phone (262) 687-4011

3807 Spring St
Mount Pleasant, WI 53405-1667
Phone (262) 687-8300

3811 Spring St
Mount Pleasant, WI 53405-1667
Phone (262) 687-5300

4935 S 76TH St
Greenfield, WI 53220-4305
Phone (414) 973-7846

5000 W Chambers St
Milwaukee, WI 53210-1650
Phone (414) 447-2000

788 N Jefferson St
Milwaukee, WI 53202-3718
Phone (414) 272-8950

801 S 70TH St
West Allis, WI 53214-3147
Phone (414) 773-6600

N143W6515 Pioneer Rd
Cedarburg, WI 53012-2705
Phone (262) 377-6933

Hospital & facility affiliations

  • Ascension Columbia St Marys Hospital Milwaukee Hospital, Milwaukee, WI, CCN 520051
  • Ascension All Saints Hospital Hospital, Racine, WI, CCN 520096
  • Ascension SE Wisconsin Hospital Hospital, Milwaukee, WI, CCN 520136
  • Ascension St Francis Hospital Hospital, Milwaukee, WI, CCN 520078
  • Orthopaedic Hospital of Wisconsin Hospital, Glendale, WI, CCN 520194
  • Select Specialty Hospital Milwaukee Long-term care hospital, West Allis, WI, CCN 522006

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as group

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as group

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Medical X-Ray Consultants, LTD Diagnostic Radiology CurrentSince Sep 26, 2025 Accepting new patients
Columbia St. Mary'S Hospital Milwaukee, Inc CurrentSince Apr 15, 2005 Accepting new patients
Wisconsin Radiology Specialists, S C CurrentSince Jul 15, 2002 Accepting new patients
Columbia St. Mary'S Hospital Milwaukee Inc CurrentSince Apr 15, 2005 Accepting new patients
Premier Radiology Wisconsin, LLC Diagnostic Radiology CurrentSince Jan 20, 2020 Accepting new patients
Precision Radiology - Illinois LTD CurrentSince Feb 1, 2023 Accepting new patients
Medical Xray Consultants, LTD PastSince May 16, 2021 Accepting new patients

Locations (25 of 40)

7435 W Talcott Ave
Chicago, IL 60631
Phone (773) 467-9977

100 N River Rd
Des Plaines, IL 60016
Phone (847) 297-1800

19333 W North Ave
Brookfield, WI 53045
Phone (262) 785-2000

201 Hospital Rd
Eagle River, WI 54521
Phone (715) 477-3000

900 W Clairemont Ave
Eau Claire, WI 54701
Phone (715) 717-4121

10101 S 27th St
Franklin, WI 53132
Phone (414) 325-4700

N112W15415 Mequon Rd
Germantown, WI 53022
Phone (262) 250-7800

475 W River Woods Pkwy
Glendale, WI 53212
Phone (414) 961-6700

7080 N Port Washington Rd
Glendale, WI 53217
Phone (414) 228-4940

375 W River Woods Pkwy
Glendale, WI 53212
Phone (414) 326-1500

6900 N Port Washington Rd
Glendale, WI 53217
Phone (414) 270-8100

N88W14275 Main St
Menomonee Fls, WI 53051
Phone (262) 415-2001

13133 N Port Washington Rd
Mequon, WI 53097
Phone (262) 243-5850

12831 N Port Washington Rd
Mequon, WI 53097
Phone (262) 643-1300

12800 N Port Washington Rd
Mequon, WI 53097
Phone (262) 243-3655

13125 N Port Washington Rd
Mequon, WI 53097
Phone (262) 243-6634

500 W Brown Deer Rd
Ste 202
Milwaukee, WI 53217

1032 S Cesar E Chavez Dr
Milwaukee, WI 53204

5000 W Chambers St
Milwaukee, WI 53210
Phone (414) 447-2089

6200 W Bluemound Rd
Milwaukee, WI 53213
Phone (414) 479-3668

2301 N Lake Dr
Milwaukee, WI 53211
Phone (414) 270-4932

3237 S 16th St
Milwaukee, WI 53215
Phone (414) 647-5000

788 N Jefferson St
Milwaukee, WI 53202
Phone (414) 272-8950

4935 S 76th St
Milwaukee, WI 53220
Phone (414) 567-3211

2350 N Lake Dr
Ste 406
Milwaukee, WI 53211
Phone (414) 271-4141

Organizations & group practices 7

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 7

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": "1132272000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1726012800000",
    "number": "1013999564",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10945 N PORT WASHINGTON RD STE 201",
            "city": "MEQUON",
            "state": "WI",
            "postal_code": "530925078",
            "telephone_number": "262-292-3151"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10945 N PORT WASHINGTON RD STE 201",
            "city": "MEQUON",
            "state": "WI",
            "postal_code": "530925078",
            "telephone_number": "262-292-3151"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TOMASHEK",
        "first_name": "JOHN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-18",
        "last_updated": "2024-09-11",
        "certification_date": "2024-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "WI",
            "license": "44063",
            "primary": false
        },
        {
            "code": "2085R0204X",
            "taxonomy_group": "",
            "desc": "Radiology, Vascular & Interventional Radiology",
            "state": "WI",
            "license": "44063",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Mequon, WI

Sources for this page

Verify at the official NPI Registry.