ST. MARY'S MEDICAL GROUP, INC.
NPI 1689057234
Internal Medicine - Endocrinology, Diabetes & Metabolism in Watkinsville, GA
About St. Mary's Medical Group, Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ST. MARY'S MEDICAL GROUP, INC. (NPI 1689057234) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Watkinsville, Georgia and active in the NPI registry since July 2015. The organization holds a CLIA Waiver certificate valid through January 11, 2028 and lists Brittainy Horne, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 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)
St. Mary's Medical Group, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
113Medicare enrollment records show 113 clinicians reassign Medicare billing to St. Mary's Medical Group, Inc., which bills Medicare for the services they deliver. Of these, 103 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 20
Nearest to this location (20)
See all 113Source: 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 11D2107326
St Marys Medical Group Inc Dba Endocrine Specialist Of Athens · Athens, GAFrequently 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 St. Mary's Medical Group, Inc.'s NPI number?
The NPI number for St. Mary's Medical Group, Inc. is 1689057234. It was assigned to this organization in the NPPES registry on July 1, 2015. The provider is also known as Endocrine Specialists of Athens.
Where is St. Mary's Medical Group, Inc. located?
St. Mary's Medical Group, Inc. is located at 1070 Hog Mountain Rd, Watkinsville, GA 30677. The listed phone number is (706) 389-3180.
What is St. Mary's Medical Group, Inc.'s specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is St. Mary's Medical Group, Inc. enrolled in Medicare?
Yes. St. Mary's Medical Group, Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through St. Mary's Medical Group, Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 113 clinicians in 20 Medicare specialties reassign their Medicare billing to St. Mary's Medical Group, Inc.. 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 (28), Internal Medicine (26) and Family Practice (11). Of these, 103 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does St. Mary's Medical Group, Inc. hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 11D2107326) is associated with this NPI, valid through January 11, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does St. Mary's Medical Group, Inc. accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee list St. Mary's Medical Group, Inc. 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 St. Mary's Medical Group, Inc. was last updated on October 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days 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.
# St. Mary's Medical Group, Inc. · NPI 1689057234
Endocrinology, Diabetes & Metabolism organization in Watkinsville, Georgia. Organization record, active in the CMS NPPES registry since July 1, 2015.
## Identity
- **NPI:** 1689057234 (Entity type: Organization)
- **Enumerated:** July 1, 2015
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **Also known as:** Endocrine Specialists of Athens (Other Name)
- **Organization subpart:** No
- **Authorized official:** Brittainy Horne, PRESIDENT
## Practice location
- **Address:** 1070 HOG MOUNTAIN RD, Watkinsville, GA 30677-2001
- **Phone:** (706) 389-3180 · **Fax:** (706) 389-3181
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 113 clinicians in 20 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (28), Internal Medicine (26), Family Practice (11); 103 practice within 10 miles; [full list](https://npiprofile.com/npi/1689057234/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 6, 2026
- **CLIA laboratory certificates:** 1 on file
---
Source: [NPI Profile](https://npiprofile.com/npi/1689057234) · Data from the CMS NPPES public registry.