Anton A Thompkins, M.D.

Primary specialty

Orthopaedic Surgery of the Spine PhysicianTaxonomy code 207XS0117X

License

01046243A Issued in IN

Practice address

601 Gateway Blvd N
Chesterton, IN 46304-9658

Phone

(219) 921-1444

Fax

(219) 921-5303

NPI assigned

Jul 8, 2005

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in IN

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

Orthopedic Surgery

Education

University of Cincinnati College of Medicine, 1995

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Rci (WRS) LLCGroup PAC ID 5092624510, shared by 17 NPIs, 325 clinicians

Lakeshore Bone and Joint Institute II, LLCGroup PAC ID 0446512909, 8 clinicians

Great Lakes Therapy Housecalls PCGroup PAC ID 7719876580, shared by 2 NPIs, 71 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Northwest Health - Porter Hospital, Valparaiso, IN, CCN 150035
• Franciscan Health Michigan City Hospital, Michigan City, IN, CCN 150015
• St Mary Medical Center Inc Hospital, Hobart, IN, CCN 150034
• Northwest Health-la Porte Hospital, La Porte, IN, CCN 150006
• Community Hospital Hospital, Munster, IN, CCN 150125

Merit-based Incentive Payment System (MIPS)

Final score

92.62 of 100Reported as group

Quality

100

Improvement activities

40

Cost

75.38

Merit-based Incentive Payment System (MIPS)

Final score

81.8 of 100Reported as group

Quality

81.02

Improvement activities

40

Cost

74.12

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: athompkins83068@direct.franciscanalliance.org

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.

• Lakeshore Bone & Joint Institute II, LLC

  • Orthopaedic Surgery of the Spine Physician
  • Chesterton, IN
  • NPI 1821326240
  Medicare reassignment Care Compare group NPD Authorized official
• Lakeshore Bone & Joint Institute, PC

  • Specialist
  • Chesterton, IN
  • NPI 1508853953

  Orthopaedic Surgery of the Spine

  Medicare reassignment NPD

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

• Franciscan Health Michigan City

  • General Acute Care Hospital
  • La Porte, IN
  • NPI 1679336747
  Care Compare affiliation
• Franciscan Health Michigan City

  • General Acute Care Hospital
  • Michigan City, IN
  • NPI 1710051941
  Care Compare affiliation
• La Porte Hospital Company LLC

  • General Acute Care Hospital
  • La Porte, IN
  • NPI 1750746285
  Care Compare affiliation
• Munster Medical Research Foundation Inc

  • General Acute Care Hospital
  • Munster, IN
  • NPI 1003918210
  Care Compare affiliation
• Porter Hospital LLC

  • General Acute Care Hospital
  • Valparaiso, IN
  • NPI 1215151154
  Care Compare affiliation
• St Mary Medical Center Inc

  • General Acute Care Hospital
  • Hobart, IN
  • NPI 1558463745
  Care Compare affiliation
• St Mary Medical Center Inc

  • General Acute Care Hospital
  • Hobart, IN
  • NPI 1962504175
  Care Compare affiliation

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

{
    "created_epoch": "1120780800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770249600000",
    "number": "1649278235",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "601 GATEWAY BLVD N",
            "city": "CHESTERTON",
            "state": "IN",
            "postal_code": "463049658",
            "telephone_number": "219-921-1444",
            "fax_number": "219-921-5303"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "601 GATEWAY BLVD N",
            "city": "CHESTERTON",
            "state": "IN",
            "postal_code": "463049658",
            "telephone_number": "219-921-1444",
            "fax_number": "219-921-5303"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3691 Willowcreek Rd",
            "address_purpose": "LOCATION",
            "city": "Portage",
            "state": "IN",
            "postal_code": "463685080",
            "country_code": "US",
            "telephone_number": "219-921-1444",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "THOMPKINS",
        "first_name": "ANTON",
        "middle_name": "A",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-08",
        "last_updated": "2026-02-05",
        "certification_date": "2026-02-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XS0117X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Orthopaedic Surgery of the Spine",
            "state": "IN",
            "license": "01046243A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Orthopaedic Surgery of the Spine Physician in Chesterton, IN
• Providers in Chesterton, IN by specialty
• Orthopaedic Surgery of the Spine Physician in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 5, 2026; 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.