WALLISER MEDICAL CENTER LLC
NPI 1538958574
Family Medicine in Ooltewah, TN

Q: What is Walliser Medical Center LLC's NPI number?

The NPI number for Walliser Medical Center LLC is 1538958574. It was assigned to this organization in the NPPES registry on May 5, 2025. The provider is doing business as Sentef Medical Center.

Q: What is Walliser Medical Center LLC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Active since May 05, 2025

9380 BRADMORE LANE, STE 104, OOLTEWAH, TN 37363(423) 760-4630(423) 760-4631 Get Directions Write a Review

NPPES record last updated: November 10, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 10, 2025, May 5, 2025 (2 updates tracked since 2025).

On this page

About Walliser Medical Center Llc NPPES

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

WALLISER MEDICAL CENTER LLC (NPI 1538958574), doing business as Sentef Medical Center, is a healthcare organization registered as a family medicine in Ooltewah, Tennessee and active in the NPI registry since May 2025. The organization lists Lauren Walliser, President/owner, as its authorized official.

NPPES Registry Identity

NPI1538958574

Entity TypeOrganization

Primary Taxonomy207Q00000X

Legal Business NameWALLISER MEDICAL CENTER LLC

Location Address9380 BRADMORE LANE, STE 104Ooltewah, TN 37363-4447

Mailing Address9380 Bradmore Lane, Ste 104Ooltewah, TN 37363-4447 · (423) 760-4630 · Fax (423) 760-4631

Phone(423) 760-4630

Fax(423) 760-4631

Organization SubpartNo

Authorized OfficialLauren WalliserPresident/owner · (423) 760-9630

Enumeration DateMay 5, 2025

Last NPPES UpdateNovember 10, 20252 updates tracked since enumeration

NPPES CertifiedNovember 10, 2025

✔ NPI 1538958574 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

9380 BRADMORE LANE, Ooltewah, TN 37363

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Other Names 1

Doing Business AsSentef Medical Center

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 Alliant Health Plans, Inc..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)

Walliser Medical Center Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Walliser Medical Center LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Lauren Walliser, FNP-C

Nurse Practitioner

NPI 1023597341

9380 BRADMORE LN
Ooltewah, TN 37363

(423) 760-4630

✔ PECOSSame address

Gerard Mazza, MD

Family Practice

NPI 1568504918

2725 KEITH ST NW
Cleveland, TN 37312

(423) 476-3330

✔ PECOS13 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 Walliser Medical Center LLC's NPI number?

The NPI number for Walliser Medical Center LLC is 1538958574. It was assigned to this organization in the NPPES registry on May 5, 2025. The provider is doing business as Sentef Medical Center.

Where is Walliser Medical Center LLC located?

Walliser Medical Center LLC is located at 9380 Bradmore Lane Ste 104, Ooltewah, TN 37363. The listed phone number is (423) 760-4630.

What is Walliser Medical Center LLC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Walliser Medical Center LLC enrolled in Medicare?

Yes. Walliser Medical Center LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Walliser Medical Center LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Walliser Medical Center LLC, in Family Practice and Nurse Practitioner. 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, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Walliser Medical Center LLC accept?

Health plans from Alliant Health Plans, Inc. list Walliser Medical Center 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 Walliser Medical Center LLC was last updated on November 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.