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TONY SHALLIN, MDPA
NPI 1811183924
Internal Medicine in Georgetown, TX

Active since September 21, 2007
3613 WILLIAMS DR STE 404, GEORGETOWN, TX 78628(512) 930-4275(512) 930-4093 Get Directions Write a Review

NPPES record last updated: August 21, 2024. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Tony Shallin, Mdpa NPPES

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

TONY SHALLIN, MDPA (NPI 1811183924) is a healthcare organization registered as an internal medicine in Georgetown, Texas and active in the NPI registry since September 2007. The organization lists Tony Shallin, Owner/physician, as its authorized official.

NPPES Registry Identity

NPI1811183924
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameTONY SHALLIN, MDPA
Location Address3613 WILLIAMS DR STE 404Georgetown, TX 78628-1370
Mailing Address3613 Williams Dr Ste 404Georgetown, TX 78628-1370 · (512) 930-4275 · Fax (512) 930-4093
Phone(512) 930-4275
Fax(512) 930-4093
Organization SubpartNo
Authorized OfficialTony ShallinOwner/physician · (512) 930-4275
Enumeration DateSeptember 21, 2007
Last NPPES UpdateAugust 21, 2024
NPPES CertifiedAugust 21, 2024
✔ NPI 1811183924 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · J2323
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3613 WILLIAMS DR STE 404, Georgetown, TX 78628
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Other Identifiers 1

Medicaid172700001TX

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 Moda Health Plan, Inc., Sendero Health Plans, Local Nonprofit.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)

Tony Shallin, Mdpa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Tony Shallin, Mdpa, which bills Medicare for the services this clinician delivers.

Clinician (1)

Anthony Shallin, M.D.
Internal Medicine
NPI 1891734968
3613 WILLIAMS DR STE 404
Georgetown, TX 78628
(512) 930-4275
✔ PECOS✔ Accepts MedicareSame address

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 Tony Shallin, Mdpa's NPI number?

The NPI number for Tony Shallin, Mdpa is 1811183924. It was assigned to this organization in the NPPES registry on September 21, 2007.

Where is Tony Shallin, Mdpa located?

Tony Shallin, Mdpa is located at 3613 Williams Dr Ste 404, Georgetown, TX 78628. The listed phone number is (512) 930-4275.

What is Tony Shallin, Mdpa's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Tony Shallin, Mdpa enrolled in Medicare?

Yes. Tony Shallin, Mdpa is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Tony Shallin, Mdpa?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Tony Shallin, Mdpa. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Tony Shallin, Mdpa accept?

Health plans from Moda Health Plan, Inc. and Sendero Health Plans, Local Nonprofit list Tony Shallin, Mdpa 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 Tony Shallin, Mdpa was last updated on August 21, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.