Quick answers
- Which hospitals does Graham A. Mercier work at?
- Medicare's official clinician data lists Graham A. Mercier at 3 hospitals: St Mary's Hospital, St Marys Good Samaritan Hospital and Ty Cobb Regional Medical Center, LLC. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Graham A. Mercier see patients?
- Medicare's clinician data lists 1 practice location in Athens, GA. Call before your visit to confirm the address.
- What is Graham A. Mercier's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Graham A. Mercier accept Medicare assignment?
- Yes. Medicare's clinician data says Graham A. Mercier accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Graham A. Mercier?
- (706) 425-5437, as listed in official Medicare / NPI Registry data.
- What is Graham A. Mercier's NPI number?
- 1730604331. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Graham A. Mercier works
Medicare's Facility Affiliation Data lists Graham A. Mercier at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Mary's HospitalAthens, GA · Acute Care Hospital · CCN 110006
- St Marys Good Samaritan HospitalGreensboro, GA · Critical Access Hospital · CCN 111329
- Ty Cobb Regional Medical Center, LLCLavonia, GA · Acute Care Hospital · CCN 110027
Practice locations
Addresses where Graham A. Mercier is enrolled with Medicare (CMS data updated 2026-10-02).
- 1500 Oglethorpe Ave, Suite 2100Athens, GA 30606 (706) 425‑5437
Group practices
Medicare enrollment lists Graham A. Mercier as a member of this group (CMS data updated 2026-10-02).
- St. Mary's Medical Group, Inc.109 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Athens
Clinicians with the same Medicare primary specialty in Athens, GA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical University Of South Carolina College Of Medicine |
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1730604331 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians