SR MEDICAL SERVICES
NPI 1831322973
Nurse Practitioner in Harriman, TN
About Sr Medical Services NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SR MEDICAL SERVICES (NPI 1831322973) is a healthcare organization registered as a nurse practitioner in Harriman, Tennessee and active in the NPI registry since August 2009. The organization maintains a secondary practice location in Knoxville and lists Susan R Reyes, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Sr Medical Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
18Medicare enrollment records show 18 clinicians reassign Medicare billing to Sr Medical Services, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 2
Clinicians, nearest first (18)
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 Sr Medical Services's NPI number?
The NPI number for Sr Medical Services is 1831322973. It was assigned to this organization in the NPPES registry on August 24, 2009.
Where is Sr Medical Services located?
Sr Medical Services is located at 2497 S Roane St Ste 110, Harriman, TN 37748. The listed phone number is (865) 599-0300.
What is Sr Medical Services's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Sr Medical Services enrolled in Medicare?
Yes. Sr Medical Services is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Sr Medical Services?
According to the CMS Revalidation Reassignment List (October 2026 release), 18 clinicians in 2 Medicare specialties reassign their Medicare billing to Sr Medical Services. 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 (17) and Internal Medicine (1). Of these, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Sr Medical Services was last updated on October 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Sr Medical Services · NPI 1831322973
Nurse Practitioner organization in Harriman, Tennessee. Organization record, active in the CMS NPPES registry since August 24, 2009.
## Identity
- **NPI:** 1831322973 (Entity type: Organization)
- **Enumerated:** August 24, 2009
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **Organization subpart:** No
- **Authorized official:** Susan Reyes, OWNER
## Practice location
- **Address:** 2497 S ROANE ST STE 110, Harriman, TN 37748-8666
- **Phone:** (865) 599-0300 · **Fax:** (865) 321-8887
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 18 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (17), Internal Medicine (1); 2 practice at this address and 3 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 24, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1831322973) · Data from the CMS NPPES public registry.