Therapeutic and Diagnostic Imaging LLC

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

Legal business name

THERAPEUTIC AND DIAGNOSTIC IMAGING LLC

Practice address

9930 Watson Rd
Saint Louis, MO 63126-1827

Phone

(314) 984-8827

Fax

(314) 627-1100

NPI assigned

Jul 19, 2007

Organization subpart

No

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

Authorized official

Name

Mr. John G. Landgraf

Title

Practice Manager

Phone

(314) 984-8827

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in MO

Enrollment records 1

Member organizations 2

Organizations listed as members of this organization in the National Provider Directory.

• Elite Imaging of Fairview Heights, LLC

  • Radiology Clinic/Center
  • Swansea, IL
  • NPI 1407825342

  Member Of

  NPD member
• Imaging Center of Alton, LLC

  • Radiology Clinic/Center
  • Alton, IL
  • NPI 1578605994

  Member Of

  NPD member

Locations

Practitioners 5

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Gregory Cizek, M.D.

  • Diagnostic Radiology Physician
  • Saint Louis, MO
  • NPI 1477544724
  Medicare reassignment NPD
• David Andrew Dusek, M.D.

  • Diagnostic Radiology Physician
  • Saint Louis, MO
  • NPI 1619188133
  Medicare reassignment NPD
• Matthew Ruyle, M.D.

  • Diagnostic Radiology Physician
  • Saint Louis, MO
  • NPI 1497736904
  Medicare reassignment NPD
• James Douglas Schoen, M.D.

  • Diagnostic Radiology Physician
  • Saint Louis, MO
  • NPI 1053392324
  Medicare reassignment NPD
• David W Wu, M.D.

  • Diagnostic Radiology Physician
  • McHenry, IL
  • NPI 1477538874

  MO

  Medicare reassignment

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

{
    "created_epoch": "1184803200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1784505600000",
    "number": "1164622965",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9930 WATSON RD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631261845",
            "telephone_number": "314-984-8827",
            "fax_number": "314-985-1001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9930 WATSON RD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631261827",
            "telephone_number": "314-984-8827",
            "fax_number": "314-627-1100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "THERAPEUTIC AND DIAGNOSTIC IMAGING LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-07-19",
        "last_updated": "2026-07-20",
        "certification_date": "2026-07-20",
        "status": "A",
        "authorized_official_last_name": "LANDGRAF",
        "authorized_official_first_name": "JOHN",
        "authorized_official_middle_name": "G.",
        "authorized_official_title_or_position": "PRACTICE MANAGER",
        "authorized_official_telephone_number": "314-984-8827",
        "authorized_official_name_prefix": "Mr."
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Radiology, Diagnostic Radiology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "507429306",
            "state": "MO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Mark William Thenhaus, DC
• Daniel L Theodoro, MD
• Leonidas Theodoro, MD
• Panayotis Christos Theodoropoulos, MD, PHD
• Gus Theodos, M.D.
• Therapeutic Innovations LC
• Therapeutic Specialties Inc
• Therapy Quarter, LLC
• Linda Therkildsen, DO
• Tori E Therrien, PA

• Diagnostic Radiology Physician in Saint Louis, MO
• Providers in Saint Louis, MO by specialty
• Diagnostic Radiology Physician in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.