THOMAS SCHROYER M.D.
NPI 1306827829
Radiology - Diagnostic Radiology in Saint Louis, MO

Active since November 10, 2005PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
9930 WATSON RD, SAINT LOUIS, MO 63126(314) 984-8827(314) 984-0736 Get Directions Write a Review

NPPES record last updated: August 14, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 14, 2025, Oct 29, 2020 (2 updates tracked since 2020).

About Thomas Schroyer M.d. NPPES

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

THOMAS SCHROYER M.D. (NPI 1306827829) is an individual diagnostic radiology provider in Saint Louis, Missouri, licensed in Missouri (2001028203) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Ssm Health St Mary's Hospital -centralia, and is a graduate of Saint Louis University School Of Medicine (2004).

NPPES Registry Identity

NPI1306827829
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameTHOMAS SCHROYERCredential: M.D.
Location Address9930 WATSON RDSaint Louis, MO 63126-1827
Mailing AddressPo Box 23340Saint Louis, MO 63156-3340 · (314) 851-1075 · Fax (314) 851-4446
Fax(314) 984-0736
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 2004
Enumeration DateNovember 10, 2005
Last NPPES UpdateAugust 14, 20252 updates tracked since enumeration
NPPES CertifiedAugust 14, 2025
✔ NPI 1306827829 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses✔ Licensed in MO · 2001028203✔ Licensed in IL · 036105946
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
9930 WATSON RD, Saint Louis, MO 63126

Other Identifiers 12

Other144352MO · Bcbs
Other221223MO · Ghp
Other221225MO · Ghp Gold Advantage
Other890102MO · Mercy
Other7580572MO · Aetna
OtherI12602IL · Mercy Health
Other660882MO · Healthlink
Other1603322MO · Uhc
Medicaid208323709MO
Other000000010866MO · Essence
Other46280V3431MO · Healthcare Usa
OtherI12602MO · Mercy Health

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Thomas Schroyer M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4981678349
PECOS Enrollment IDI20040823000005, I20060606000264
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

9

Medicare enrollment records show Thomas Schroyer reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Diagnostic Radiology
12303 DEPAUL DR, DEPAUL HEALTH CENTER
Bridgeton, MO 63044
  • Reassigned Medicare billing, Illinois and Missouri enrollments
  • 17 clinicians in this Medicare group
Diagnostic Radiology
1 GOOD SAMARITAN WAY
Mount Vernon, IL 62864
  • Reassigned Medicare billing, Illinois and Missouri enrollments
  • 19 clinicians in this Medicare group
Diagnostic Radiology
603 S BISHOP AVE
Rolla, MO 65401
  • Reassigned Medicare billing, Missouri enrollment
  • 36 clinicians in this Medicare group
Internal Medicine
8600 N STATE ROUTE 91
Peoria, IL 61615
  • Reassigned Medicare billing, Illinois enrollment
  • 2,944 clinicians in this Medicare group
Diagnostic Radiology
12300 METCALF AVE
Overland Park, KS 66213
  • Reassigned Medicare billing, Missouri enrollment
  • 39 clinicians in this Medicare group
Body Imaging
751 LIBERTY ST
Meadville, PA 16335
  • Reassigned Medicare billing, Missouri enrollment
  • 31 clinicians in this Medicare group
Family Medicine
720 PLEASANTON RD
San Antonio, TX 78214
  • Reassigned Medicare billing, Missouri enrollment
  • 7 clinicians in this Medicare group
Diagnostic Radiology
255 W LANCASTER AVE
Paoli, PA 19301
  • Reassigned Medicare billing, Missouri enrollment
  • 7 clinicians in this Medicare group
Diagnostic Radiology
100 E LANCASTER AVE
Wynnewood, PA 19096
  • Reassigned Medicare billing, Missouri enrollment
  • 7 clinicians in this Medicare group

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

Areas of Expertise CMS Part B claims 58

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
622 services548 patients
Screening mammography 77067
Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.
478 services478 patients
Screening 3d breast mammography 77063
Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.
472 services472 patients
Dxa bone density measurement of hip, pelvis, spine 77080
A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.
331 services331 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
318 services312 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
267 services261 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ssm Health St Mary's Hospital -Centralia

Acute Care Hospitals · Centralia, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140034
Location400 North Pleasant AvenueCentralia, IL 62801 · Marion County
Emergency services

Good Samaritan Regional Hlth Center

Acute Care Hospitals · Mount Vernon, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140046
Location1 Good Samaritan WayMount Vernon, IL 62864 · Jefferson County
Emergency services Birthing friendly

Ssm St Clare Health Center

Acute Care Hospitals · Fenton, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260081
Location1015 BowlesFenton, MO 63026 · Jefferson County
Emergency services Birthing friendly

Ssm Health St Mary's Hospital - St Louis

Acute Care Hospitals · Richmond Heights, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260091
Location6420 Clayton RdRichmond Heights, MO 63117 · St. Louis County
Emergency services Birthing friendly

Ssm Health Depaul Hospital St Louis

Acute Care Hospitals · Bridgeton, MO
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260104
Location12303 Depaul DriveBridgeton, MO 63044 · St. Louis County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63126 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Other Providers at the Same Location NPPES 12

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pediatrics
9930 WATSON RD
SAINT LOUIS, MO 63126
Radiology (Diagnostic Radiology)
9930 WATSON RD
SAINT LOUIS, MO 63126
Radiology (Diagnostic Radiology)
9930 WATSON RD
SAINT LOUIS, MO 63126
Radiology (Body Imaging)
9930 WATSON RD
SAINT LOUIS, MO 63126
Pediatrics
9930 WATSON RD
SAINT LOUIS, MO 63126
Pediatrics
9930 WATSON RD
SAINT LOUIS, MO 63126
Radiology (Diagnostic Radiology)
9930 WATSON RD
SAINT LOUIS, MO 63126
Specialist
9930 WATSON RD
SAINT LOUIS, MO 63126

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 Thomas Schroyer's NPI number?

The NPI number for Thomas Schroyer is 1306827829. It was assigned to this individual provider in the NPPES registry on November 10, 2005.

Where is Thomas Schroyer located?

Thomas Schroyer practices at 9930 Watson Rd, Saint Louis, MO 63126. The listed phone number is (314) 984-8827.

What is Thomas Schroyer's specialty?

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

Is Thomas Schroyer enrolled in Medicare?

Yes. Thomas Schroyer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Thomas Schroyer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Schroyer reassigns Medicare benefits to 9 organizations: Ernst Radiology Clinic, Inc (Bridgeton, MO), Ernst Radiology Clinic, Inc (Mount Vernon, IL), Usa Radiology Management Solutions LLC (Rolla, MO), Osf Multi-Specialty Group (Peoria, IL), Advanced Radiology Consultants Of Kansas City, PA (Overland Park, KS) and 4 more organizations, listed in the Medicare section above. Each 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 Thomas Schroyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Thomas Schroyer affiliated with any hospitals?

According to CMS data, Thomas Schroyer is affiliated with Ssm Health St Mary's Hospital -Centralia, Good Samaritan Regional Hlth Center, Ssm St Clare Health Center, Ssm Health St Mary's Hospital - St Louis and Ssm Health Depaul Hospital St Louis.

When was this NPI record last updated?

The NPPES record for Thomas Schroyer was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.