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DR. LARRY WILSON THOMAS D.D.S.
NPI 1033226543
Dentist - Pediatric Dentistry in Creve Coeur, MO

Active since August 23, 2006PECOS Enrolled
11709 OLD BALLAS RD, STE 200, CREVE COEUR, MO 63141(314) 872-8590(314) 872-3523 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Larry Wilson Thomas D.d.s. NPPES

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

DR. LARRY WILSON THOMAS D.D.S. (NPI 1033226543) is an individual pediatric dentistry provider in Creve Coeur, Missouri, licensed in Missouri (013698) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1033226543
Entity TypeIndividualMale
Primary Taxonomy1223P0221X
Provider Legal NameDR. LARRY WILSON THOMASCredential: D.D.S.
Location Address11709 OLD BALLAS RD, STE 200Creve Coeur, MO 63141-7029
Mailing Address11709 Old Ballas Rd, Ste 200Creve Coeur, MO 63141-7029 · (314) 872-8590 · Fax (314) 872-3523
Phone(314) 872-8590
Fax(314) 872-3523
Sole ProprietorYes
Enumeration DateAugust 23, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1033226543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Pediatric DentistryDental Providers
Taxonomy Code1223P0221X
License✔ Licensed in MO · 013698
Definition
An age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.
11709 OLD BALLAS RD, Creve Coeur, MO 63141
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Larry Wilson Thomas D.d.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

2

Medicare enrollment records show Larry Thomas reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mercy Clinic East Communities
0.1 mi
Family Medicine
615 S NEW BALLAS RD, ADMINISTRATION BUILDING, 5TH FLOOR
Saint Louis, MO 63141
  • Reassigned Medicare billing, Missouri enrollment
  • 744 clinicians in this Medicare group
NPI 1043574940 (314) 251-6000
Mercy Hospitals East Communities
0.1 mi
Clinic/Center
615 S NEW BALLAS RD
Saint Louis, MO 63141
  • Reassigned Medicare billing, Missouri enrollment
  • 435 clinicians in this Medicare group
NPI 1851431738 (314) 251-6382

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63141 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.

Other Providers at the Same Location NPPES 20

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

DR. JENNIFER A DELANEY MD
Internal Medicine
11709 OLD BALLAS RD
ST LOUIS, MO 63141
St. Louis County (314) 993-1200
DR. THOMAS V OLIVIER MD
Plastic Surgery
11709 OLD BALLAS RD, SUITE 201
CREVE COEUR, MO 63141
St. Louis County (314) 997-8828
CREVE COEUR PERIODONTICS, INC.
Dentist (Periodontics)
11709 OLD BALLAS RD, SUITE 206
CREVE COEUR, MO 63141
St. Louis County (314) 567-3760
DR. JARED VISSER DPM
Podiatrist (Foot & Ankle Surgery)
11709 OLD BALLAS RD, SUITE 201
CREVE COEUR, MO 63141
St. Louis County (314) 432-1903
CYNTHIA WEPPLER MPT
Physical Therapist
11709 OLD BALLAS RD, SUITE 205
SAINT LOUIS, MO 63141
St. Louis County (314) 991-0480
DR. RYAN LEE RADER D.M.D
Dentist
11709 OLD BALLAS RD, SUITE 206
CREVE COEUR, MO 63141
St. Louis County (314) 567-3760
RYAN RADER ENTERPRISES DMD LLC
Dentist (Periodontics)
11709 OLD BALLAS RD, STE 206
CREVE COEUR, MO 63141
St. Louis County (314) 567-3760
DR. HARRY JOHN VISSER DPM
Podiatrist (Foot & Ankle Surgery)
11709 OLD BALLAS RD, SUITE 201
CREVE COEUR, MO 63141
St. Louis County (314) 432-1903

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 Larry Thomas's NPI number?

The NPI number for Larry Thomas is 1033226543. It was assigned to this individual provider in the NPPES registry on August 23, 2006.

Where is Larry Thomas located?

Larry Thomas practices at 11709 Old Ballas Rd Ste 200, Creve Coeur, MO 63141. The listed phone number is (314) 872-8590.

What is Larry Thomas's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Pediatric Dentistry, with taxonomy code 1223P0221X.

Is Larry Thomas enrolled in Medicare?

Yes. Larry Thomas is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Larry Thomas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Larry Thomas reassigns Medicare benefits to 2 organizations: Mercy Clinic East Communities (Saint Louis, MO) and Mercy Hospitals East Communities (Saint Louis, MO). 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 Larry Thomas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Larry Thomas accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, Dominion National and Guardian and 5 other insurers list Larry Thomas 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 Larry Thomas was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.