DR. STEPHEN K SOUTHER M.D.
NPI 1124022017
Internal Medicine - Cardiovascular Disease in Knoxville, TN
About Dr. Stephen K Souther M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEPHEN K SOUTHER M.D. (NPI 1124022017) is an individual cardiovascular disease provider in Knoxville, Tennessee, licensed in Georgia (044108) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Stephen K Souther M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Stephen Souther reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fitzgerald, GA 31750
- Reassigned Medicare billing, Georgia enrollment
- Medicare enrollment name: Phoebe Physician Group Inc
- 1,118 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37919 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KNOXVILLE, TN 37919
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 Stephen Souther's NPI number?
The NPI number for Stephen Souther is 1124022017. It was assigned to this individual provider in the NPPES registry on June 8, 2005.
Where is Stephen Souther located?
Stephen Souther practices at 8033 Ray Mears Blvd, Knoxville, TN 37919. The listed phone number is (865) 545-4592.
What is Stephen Souther's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Stephen Souther enrolled in Medicare?
Yes. Stephen Souther is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Stephen Souther's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Souther reassigns Medicare benefits to Phoebe Dorminy Family Care (Fitzgerald, GA). The 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 Stephen Souther's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Stephen Souther was last updated on July 9, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.