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DR. THOMAS GREGORY VAN DE WALLE DDS
NPI 1801984448
Dentist - General Practice in San Marcos, TX

Active since October 10, 2006Opted out of Medicare · through May 31, 2028
111 WILLOW SPRINGS DR, SAN MARCOS, TX 78666(512) 878-2540(512) 878-2803 Get Directions Write a Review

NPPES record last updated: June 2, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Thomas Gregory Van De Walle Dds NPPES

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

DR. THOMAS GREGORY VAN DE WALLE DDS (NPI 1801984448) is an individual general practice provider in San Marcos, Texas, licensed in Texas (21761) and active in the NPI registry since October 2006. He has opted out of Medicare through May 31, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1801984448
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. THOMAS GREGORY VAN DE WALLECredential: DDS
Location Address111 WILLOW SPRINGS DRSan Marcos, TX 78666-5240
Mailing Address111 Willows Springs DrSan Marcos, TX 78666-6076 · (512) 878-2540 · Fax (512) 878-2803
Phone(512) 878-2540
Fax(512) 878-2803
Sole ProprietorNo
Enumeration DateOctober 10, 2006
Last NPPES UpdateJune 2, 2016
✔ NPI 1801984448 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in TX · 21761
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
111 WILLOW SPRINGS DR, San Marcos, TX 78666
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Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

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Opted out of Medicare

Dr. Thomas Gregory Van De Walle Dds has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from May 31, 2016 through May 31, 2028.

Opt-Out Effective DateMay 31, 2016
Opt-Out In Effect ThroughMay 31, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78666 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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

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

MR. TRENTON TOMPKINS DDS
Dentist
111 WILLOW SPRINGS DR
SAN MARCOS, TX 78666
Hays County (512) 878-2540

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 Van De Walle's NPI number?

The NPI number for Thomas Van De Walle is 1801984448. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Where is Thomas Van De Walle located?

Thomas Van De Walle practices at 111 Willow Springs Dr, San Marcos, TX 78666. The listed phone number is (512) 878-2540.

What is Thomas Van De Walle's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Thomas Van De Walle enrolled in Medicare?

No. Thomas Van De Walle has opted out of Medicare through May 31, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Thomas Van De Walle accept?

Health plans from BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Dominion National and 6 other insurers list Thomas Van De Walle 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 Thomas Van De Walle was last updated on June 2, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.