WELLSTAR INTERNAL MEDICINE (COUSINS)
NPI 1548566508
Internal Medicine in Marietta, GA
About Wellstar Internal Medicine (cousins) NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WELLSTAR INTERNAL MEDICINE (COUSINS) (NPI 1548566508) is a healthcare organization registered as an internal medicine in Marietta, Georgia and active in the NPI registry since February 2011. The organization lists Nicole Ashe, Executive Director Of Finance, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 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)
Wellstar Internal Medicine (cousins) is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3,854Medicare enrollment records show 3,854 clinicians reassign Medicare billing to Wellstar Internal Medicine (cousins), which bills Medicare for the services they deliver. Of these, 1 practice at this address and 1,133 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 79
Nearest to this location (20)
See all 3,854Source: 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 Wellstar Medical Group, LLC's NPI number?
The NPI number for Wellstar Medical Group, LLC is 1548566508. It was assigned to this organization in the NPPES registry on February 8, 2011. The provider is doing business as Wellstar Internal Medicine (cousins).
Where is Wellstar Medical Group, LLC located?
Wellstar Medical Group, LLC is located at 166 Vann St NE, Marietta, GA 30060. The listed phone number is (770) 422-7377.
What is Wellstar Medical Group, LLC's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Wellstar Medical Group, LLC enrolled in Medicare?
Yes. Wellstar Medical Group, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Wellstar Medical Group, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 3,854 clinicians in 79 Medicare specialties reassign their Medicare billing to Wellstar Medical Group, 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 (773), Family Practice (246) and Internal Medicine (225). Of these, 1 practice at this address and 1,133 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 Wellstar Medical Group, LLC was last updated on November 19, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Wellstar Internal Medicine (cousins) · NPI 1548566508
Internal Medicine organization in Marietta, Georgia. Organization record, active in the CMS NPPES registry since February 8, 2011.
## Identity
- **NPI:** 1548566508 (Entity type: Organization)
- **Enumerated:** February 8, 2011
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Legal business name:** Wellstar Medical Group, Llc
- **Organization subpart:** Yes (part of Wellstar Medical Group, Llc)
- **Authorized official:** Nicole Ashe, EXECUTIVE DIRECTOR OF FINANCE
## Practice location
- **Address:** 166 VANN ST NE, Marietta, GA 30060-7250
- **Phone:** (770) 422-7377 · **Fax:** (770) 421-1304
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3,854 clinicians in 79 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (773), Family Practice (246), Internal Medicine (225); 1 practice at this address and 1,133 within 10 miles; [full list](https://npiprofile.com/npi/1548566508/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 19, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1548566508) · Data from the CMS NPPES public registry.