PRIORITY AFTER HOURS CLINIC
NPI 1639659162
Family Medicine in Greenville, MS
About Priority After Hours Clinic NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PRIORITY AFTER HOURS CLINIC (NPI 1639659162) is a healthcare organization registered as a family medicine in Greenville, Mississippi and active in the NPI registry since August 2018. The organization holds a CLIA Waiver certificate valid through August 20, 2028 and lists Lesia Thomas, Nurse Practitioner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Priority After Hours Clinic is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Priority After Hours Clinic, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 25D2152983
Priority After Hours Clinic · Greenville, MSFrequently 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 Priority After Hours Clinic's NPI number?
The NPI number for Priority After Hours Clinic is 1639659162. It was assigned to this organization in the NPPES registry on August 15, 2018.
Where is Priority After Hours Clinic located?
Priority After Hours Clinic is located at 1313 E Union St, Greenville, MS 38703. The listed phone number is (662) 820-9356.
What is Priority After Hours Clinic's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Priority After Hours Clinic enrolled in Medicare?
Yes. Priority After Hours Clinic is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Priority After Hours Clinic?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nurse Practitioner) reassigns their Medicare billing to Priority After Hours Clinic. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Priority After Hours Clinic hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 25D2152983) is associated with this NPI, valid through August 20, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Priority After Hours Clinic accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee list Priority After Hours Clinic 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 Priority After Hours Clinic was last updated on August 17, 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.
# Priority After Hours Clinic · NPI 1639659162
Family Medicine organization in Greenville, Mississippi. Organization record, active in the CMS NPPES registry since August 15, 2018.
## Identity
- **NPI:** 1639659162 (Entity type: Organization)
- **Enumerated:** August 15, 2018
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Organization subpart:** No
- **Authorized official:** Lesia Thomas, NURSE PRACTITIONER
## Practice location
- **Address:** 1313 E UNION ST, Greenville, MS 38703-3245
- **Phone:** (662) 820-9356
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Nurse Practitioner) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 17, 2018
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1639659162) · Data from the CMS NPPES public registry.