ATREUS LLC
NPI 1154034080
Otolaryngology in Seneca, SC
About Atreus Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ATREUS LLC (NPI 1154034080), doing business as Atreus Medical And Surgical Associates, is a healthcare organization registered as an otolaryngology in Seneca, South Carolina and active in the NPI registry since January 2023. The organization lists Daniel Frederick Boxwell, President/ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 6
Other Names 1
Group Practice 1
Accepted 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)
Atreus Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
10Medicare enrollment records show 10 clinicians reassign Medicare billing to Atreus LLC, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 5 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 5
Clinicians, nearest first (10)
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 Atreus LLC's NPI number?
The NPI number for Atreus LLC is 1154034080. It was assigned to this organization in the NPPES registry on January 5, 2023. The provider is doing business as Atreus Medical and Surgical Associates.
Where is Atreus LLC located?
Atreus LLC is located at 215 Stork Way, Seneca, SC 29678. The listed phone number is (864) 800-0100.
What is Atreus LLC's specialty?
The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.
Is Atreus LLC enrolled in Medicare?
Yes. Atreus LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Atreus LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 10 clinicians in 5 Medicare specialties reassign their Medicare billing to Atreus LLC. 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. The largest specialties are Nurse Practitioner (4), Qualified Audiologist (3) and Critical Care (Intensivists) (1). Of these, 4 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Atreus LLC accept?
Health plans from BlueCross BlueShield of South Carolina and First Choice Next list Atreus 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 Atreus LLC was last updated on July 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.