ADVANCED VASCULAR AND VEIN ASSOCIATES, LLC
NPI 1275205809
Clinic/Center - Multi-Specialty in Flowood, MS
About Advanced Vascular And Vein Associates, Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ADVANCED VASCULAR AND VEIN ASSOCIATES, LLC (NPI 1275205809) is a healthcare organization registered as a multi-specialty in Flowood, Mississippi and active in the NPI registry since October 2021. The organization holds a CLIA Waiver certificate valid through January 26, 2028 and lists Lachelle Griffin, Credentialing Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Advanced Vascular And Vein Associates, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by March 31, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
141Medicare enrollment records show 141 clinicians reassign Medicare billing to Advanced Vascular And Vein Associates, LLC, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 22 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 8
Nearest to this location (20)
See all 141Source: 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 25D2250603
Advanced Vascular & Vein Associates LLC · Flowood, 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 Advanced Vascular And Vein Associates, LLC's NPI number?
The NPI number for Advanced Vascular And Vein Associates, LLC is 1275205809. It was assigned to this organization in the NPPES registry on October 1, 2021.
Where is Advanced Vascular And Vein Associates, LLC located?
Advanced Vascular And Vein Associates, LLC is located at 4436 Mangum Dr, Flowood, MS 39232. The listed phone number is (601) 586-7070.
What is Advanced Vascular And Vein Associates, LLC's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Multi-Specialty, with taxonomy code 261QM1300X.
Is Advanced Vascular And Vein Associates, LLC enrolled in Medicare?
Yes. Advanced Vascular And Vein Associates, LLC is registered in the Medicare PECOS enrollment system.
When is Advanced Vascular And Vein Associates, LLC's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Mississippi, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Advanced Vascular And Vein Associates, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 141 clinicians in 8 Medicare specialties reassign their Medicare billing to Advanced Vascular And Vein Associates, 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 (131), Vascular Surgery (4) and Cardiovascular Disease (Cardiology) (1). Of these, 3 practice at this address and 22 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Advanced Vascular And Vein Associates, LLC hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 25D2250603) is associated with this NPI, valid through January 26, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Advanced Vascular And Vein Associates, LLC accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 2 other insurers list Advanced Vascular And Vein Associates, 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 Advanced Vascular And Vein Associates, LLC was last updated on October 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Advanced Vascular And Vein Associates, Llc · NPI 1275205809
Multi-Specialty organization in Flowood, Mississippi. Organization record, active in the CMS NPPES registry since October 1, 2021.
## Identity
- **NPI:** 1275205809 (Entity type: Organization)
- **Enumerated:** October 1, 2021
- **Primary specialty:** Clinic/Center - Multi-Specialty · taxonomy 261QM1300X
- **Organization subpart:** No
- **Authorized official:** Lachelle Griffin, CREDENTIALING MANAGER
## Practice location
- **Address:** 4436 MANGUM DR, Flowood, MS 39232-2113
- **Phone:** (601) 586-7070 · **Fax:** (601) 586-7071
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** March 31, 2027 (Non-DME Part B, Mississippi, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 141 clinicians in 8 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (131), Vascular Surgery (4), Cardiovascular Disease (Cardiology) (1); 3 practice at this address and 22 within 10 miles; [full list](https://npiprofile.com/npi/1275205809/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 23, 2024
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1275205809) · Data from the CMS NPPES public registry.