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THERAPEUTIC AND DIAGNOSTIC IMAGING LLC
NPI 1164622965
Radiology - Diagnostic Radiology in Saint Louis, MO

Active since July 19, 2007
9930 WATSON RD, SAINT LOUIS, MO 63126(314) 984-8827(314) 627-1100 Get Directions Write a Review

NPPES record last updated: July 20, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 20, 2026, Dec 16, 2015 (2 updates tracked since 2015).

About Therapeutic And Diagnostic Imaging Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THERAPEUTIC AND DIAGNOSTIC IMAGING LLC (NPI 1164622965) is a healthcare organization registered as a diagnostic radiology in Saint Louis, Missouri and active in the NPI registry since July 2007. The organization lists John G. Landgraf, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1164622965
Entity TypeOrganization
Primary Taxonomy2085R0202X
Legal Business NameTHERAPEUTIC AND DIAGNOSTIC IMAGING LLC
Location Address9930 WATSON RDSaint Louis, MO 63126-1827
Mailing Address9930 Watson RdSaint Louis, MO 63126-1845 · (314) 984-8827 · Fax (314) 985-1001
Phone(314) 984-8827
Fax(314) 627-1100
Organization SubpartNo
Authorized OfficialJohn G. LandgrafPractice Manager · (314) 984-8827
Enumeration DateJuly 19, 2007
Last NPPES UpdateJuly 20, 20262 updates tracked since enumeration
NPPES CertifiedJuly 20, 2026
✔ NPI 1164622965 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
9930 WATSON RD, Saint Louis, MO 63126
Open in Google Maps ↗

Other Identifiers 1

Medicaid507429306MO

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Therapeutic And Diagnostic Imaging Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Therapeutic And Diagnostic Imaging LLC, which bills Medicare for the services they deliver. Of these, 4 practice at this address. They are listed nearest first.

Clinicians, nearest first (5)

James Schoen, M.D.
Diagnostic Radiology
NPI 1053392324
9930 WATSON RD
Saint Louis, MO 63126
(314) 984-8827
✔ PECOS✔ Accepts MedicareSame address
Gregory Cizek, M.D.
Diagnostic Radiology
NPI 1477544724
9930 WATSON RD
Saint Louis, MO 63126
(314) 984-8827
✔ PECOS✔ Accepts MedicareSame address
David Dusek, M.D.
Diagnostic Radiology
NPI 1619188133
9930 WATSON RD
Saint Louis, MO 63126
(314) 984-8827
✔ PECOS✔ Accepts MedicareSame address
Matthew Ruyle, M.D.
Diagnostic Radiology
NPI 1497736904
9930 WATSON RD
Saint Louis, MO 63126
(314) 984-8827
✔ PECOS✔ Accepts MedicareSame address
David Wu, M.D.
Diagnostic Radiology
NPI 1477538874
4201 W MEDICAL CENTER DR
Mchenry, IL 60050
(815) 334-5566
✔ PECOS✔ Accepts Medicare282 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Therapeutic And Diagnostic Imaging LLC's NPI number?

The NPI number for Therapeutic And Diagnostic Imaging LLC is 1164622965. It was assigned to this organization in the NPPES registry on July 19, 2007.

Where is Therapeutic And Diagnostic Imaging LLC located?

Therapeutic And Diagnostic Imaging LLC is located at 9930 Watson Rd, Saint Louis, MO 63126. The listed phone number is (314) 984-8827.

What is Therapeutic And Diagnostic Imaging LLC's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Therapeutic And Diagnostic Imaging LLC enrolled in Medicare?

Yes. Therapeutic And Diagnostic Imaging LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Therapeutic And Diagnostic Imaging LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians, all in Diagnostic Radiology, reassign their Medicare billing to Therapeutic And Diagnostic Imaging LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 4 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Therapeutic And Diagnostic Imaging LLC accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 2 other insurers list Therapeutic And Diagnostic Imaging LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Therapeutic And Diagnostic Imaging LLC was last updated on July 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.