Thom S Thomassen, MD

Primary specialty

Ophthalmology PhysicianTaxonomy code 207W00000X

License

34177 Issued in WI

Practice address

3524 E Milwaukee St
Janesville, WI 53546-1626

Phone

(608) 756-7100

NPI assigned

Jan 4, 2007

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in WI

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

Specialty

Ophthalmology

Education

Duke University School of Medicine, 1977

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mercy Health System CorporationGroup PAC ID 7416860440, 749 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Health System Corp Hospital, Janesville, WI, CCN 520066

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Mercy Health System Corporation

  • Multi-Specialty Clinic/Center
  • Janesville, WI
  • NPI 1598718603
  Medicare reassignment Care Compare group NPD
• Mercy Health System Corporation

  • General Acute Care Hospital
  • Janesville, WI
  • NPI 1093768962
  NPD
• Mercy Health System Corporation

  • Critical Access Hospital
  • Lake Geneva, WI
  • NPI 1699728550
  NPD
• Mercy Health System Corporation

  • Prosthetic/Orthotic Supplier
  • Lake Geneva, WI
  • NPI 1710124698
  NPD (past)

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

• Mercy Health System Corporation

  • General Acute Care Hospital
  • Janesville, WI
  • NPI 1093768962
  Care Compare affiliation

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

{
    "created_epoch": "1167868800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1317254400000",
    "number": "1407903180",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3524 E MILWAUKEE ST",
            "city": "JANESVILLE",
            "state": "WI",
            "postal_code": "535461626",
            "telephone_number": "608-756-7100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3524 E MILWAUKEE ST",
            "city": "JANESVILLE",
            "state": "WI",
            "postal_code": "535461626",
            "telephone_number": "608-756-7100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THOMASSEN",
        "first_name": "THOM",
        "middle_name": "S",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-01-04",
        "last_updated": "2011-09-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "WI",
            "license": "34177",
            "primary": true
        },
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "IL",
            "license": "036-092307",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "31929600",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• The Brave Space LLC
• The Foundry Physical Therapy LLC
• Patricia Theisen
• Todd Thiermann
• Jacob A Thomas, MD
• Alisa L Thompson, LPC
• Andrea Jayne Thompson, PT, DPT
• Joy P. Thompson, APNP
• Lorrie A. Thompson, LCSW, CSAC
• Taylor Thompson

• Ophthalmology Physician in Janesville, WI
• Providers in Janesville, WI by specialty
• Ophthalmology Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 29, 2011; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.