Individual provider Active NPI

Thomas L McCallum, M.D.

  • Diagnostic Ultrasound Physician
  • Worland, WY
National Provider Identifier
1609896505
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Ultrasound PhysicianTaxonomy code 2085U0001X
License
2647A Issued in WY
Practice address
4005 15TH St
Worland, WY 82401
Phone
(307) 347-3221
NPI assigned
Jul 20, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Nuclear Radiology Physician 2085N0904X 2647A WY
Diagnostic Radiology Physician 2085R0202X 2647A WY
Vascular & Interventional Radiology Physician 2085R0204X 2647A WY
Diagnostic Ultrasound Physician 2085U0001X 2647A WY Primary

Addresses

Primary practice location

4005 15TH St
Worland, WY 82401

Mailing address

PO Box 6006
Riverton, WY 82501-0399
Phone (307) 851-5192

Medicare participation

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

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
2647AWYMDVascular & Interventional Radiology Physician

NPI Registry JSON

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

{
    "created_epoch": "1153353600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1609896505",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 6006",
            "city": "RIVERTON",
            "state": "WY",
            "postal_code": "825010399",
            "telephone_number": "307-851-5192",
            "fax_number": "307-856-7629"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4005 15TH ST",
            "city": "WORLAND",
            "state": "WY",
            "postal_code": "82401",
            "telephone_number": "307-347-3221"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCCALLUM",
        "first_name": "THOMAS",
        "middle_name": "L",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-07-20",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085N0904X",
            "taxonomy_group": "",
            "desc": "Radiology, Nuclear Radiology",
            "state": "WY",
            "license": "2647A",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "WY",
            "license": "2647A",
            "primary": false
        },
        {
            "code": "2085R0204X",
            "taxonomy_group": "",
            "desc": "Radiology, Vascular & Interventional Radiology",
            "state": "WY",
            "license": "2647A",
            "primary": false
        },
        {
            "code": "2085U0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Ultrasound",
            "state": "WY",
            "license": "2647A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Worland, WY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.