Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TRISTAR MEDICAL GROUP - LEGACY HEALTH, LLC
NPI 1821548280
Internal Medicine in Nashville, TN

Q: What is Tristar Medical Group - Legacy Health, LLC's specialty?

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

Active since October 10, 2016CLIA 44D2103763 · Waiver

2400 PATTERSON STREET, SUITE 418, NASHVILLE, TN 37203(615) 342-6000 Get Directions Write a Review

NPPES record last updated: September 17, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 17, 2026, Oct 10, 2016 (2 updates tracked since 2016).

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About Tristar Medical Group - Legacy Health, Llc NPPES

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

TRISTAR MEDICAL GROUP - LEGACY HEALTH, LLC (NPI 1821548280) is a healthcare organization registered as an internal medicine in Nashville, Tennessee and active in the NPI registry since October 2016. The organization holds a CLIA Waiver certificate valid through October 19, 2027 and lists Dan Sykes, Authorized Official, as its authorized official.

NPPES Registry Identity

NPI1821548280

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameTRISTAR MEDICAL GROUP - LEGACY HEALTH, LLC

Location Address2400 PATTERSON STREET, SUITE 418Nashville, TN 37203-1575

Mailing Address2400 Patterson St Ste 418Nashville, TN 37203-1670 · (615) 373-7406

Phone(615) 342-6000

Organization SubpartNo

Authorized OfficialDan SykesAuthorized Official · (615) 342-6878

Enumeration DateOctober 10, 2016

Last NPPES UpdateSeptember 17, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 17, 2026

✔ NPI 1821548280 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

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.

2400 PATTERSON STREET, SUITE 418, Nashville, TN 37203

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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 Ambetter from Arkansas Health & Wellness, Ambetter Health, Ambetter of Alabama and more.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)

Tristar Medical Group - Legacy Health, 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 Tristar Medical Group - Legacy Health, LLC, which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Hyatt Sutton, MD

Internal Medicine

NPI 1699760587

2400 PATTERSON ST SUITE 400
Nashville, TN 37203

(615) 342-5900

✔ PECOS✔ Accepts Medicare0.1 mi

Max Crouse, MD

Family Practice

NPI 1548827124

6716 NOLENSVILLE RD STE 210
Brentwood, TN 37027

(615) 941-7501

✔ PECOS✔ Accepts Medicare13 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 44D2103763

Tristar Medical Group- Legacy Health · Brentwood, TN

Active · expires Oct 19, 2027

CLIA Number44D2103763

Laboratory TypePhysician Office

Certificate Effective DateOctober 20, 2025

Certificate Expiration DateOctober 19, 2027

Laboratory DirectorHyatt D. Sutton

Laboratory Phone(615) 342-6000

Laboratory LocationTristar Medical Group- Legacy Health1001 Health Park Drive, Suite 501, Brentwood, TN 37027

CLIA data matches this NPI record on: Name Phone

This certificate is issued to a laboratory to perform only waived tests.

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 Tristar Medical Group - Legacy Health, LLC's NPI number?

The NPI number for Tristar Medical Group - Legacy Health, LLC is 1821548280. It was assigned to this organization in the NPPES registry on October 10, 2016.

Where is Tristar Medical Group - Legacy Health, LLC located?

Tristar Medical Group - Legacy Health, LLC is located at 2400 Patterson Street, Suite 418, Nashville, TN 37203. The listed phone number is (615) 342-6000.

What is Tristar Medical Group - Legacy Health, LLC's specialty?

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

Is Tristar Medical Group - Legacy Health, LLC enrolled in Medicare?

Yes. Tristar Medical Group - Legacy Health, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Tristar Medical Group - Legacy Health, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Tristar Medical Group - Legacy Health, LLC, in Family Practice and Internal Medicine. 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 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Tristar Medical Group - Legacy Health, LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 44D2103763) is associated with this NPI, valid through October 19, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Tristar Medical Group - Legacy Health, LLC accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee list Tristar Medical Group - Legacy Health, 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 Tristar Medical Group - Legacy Health, LLC was last updated on September 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 52 days 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.