TRI-CITIES OBSERVATION SERVICES, PC
Medicare Clinicians for NPI 1154860146
Emergency Medicine in Johnson City, TN
Clinicians Billing Medicare Through This Organization CMS
Clinicians who reassign their Medicare billing to this organization, per CMS enrollment records.
Tri-Cities Observation Services, PC in Johnson City, TN bills Medicare for 66 clinicians across 4 Medicare specialties. The largest specialties are Emergency Medicine with 42, Nurse Practitioner with 21 and Internal Medicine with 2. Of these, 5 practice at this address and 24 within 10 miles. Search by name or filter by specialty; each name links to that clinician's NPI profile.
Emergency Medicine (42)
Johnson City, TN 37604
Winston Salem, NC 27157
Rockingham, VA 22801
Nurse Practitioner (21)
Johnson City, TN 37604
Internal Medicine (2)
General Surgery (1)
About this data
Medicare reassignment. A clinician who works for a hospital, clinic or medical group usually signs a Medicare reassignment (form CMS-855R). It lets the organization bill Medicare for the clinician's services and receive the payment. This page lists the clinicians whose reassignment to Tri-Cities Observation Services, PC appears in the CMS Revalidation Reassignment List.
Who is included. Clinicians who bill Medicare under their own NPI through this organization. A clinician can reassign to more than one organization, so the same name may also appear under other groups.
Addresses and phone numbers come from each clinician's own NPPES record, so they may point to another office or to the clinician's own practice.
Source: CMS Revalidation Reassignment List, October 2026 release; addresses, phone numbers and Medicare status from NPPES and PECOS. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
