Quick answers
- Which hospitals does Ralph C. Atkinson Iii work at?
- Medicare's official clinician data lists Ralph C. Atkinson Iii at 5 hospitals: Ascension Saint Thomas Hospital, Ascension Saint Thomas Three Rivers, Saint Thomas Rutherford Hospital, Tristar Horizon Medical Center and Tristar Stonecrest Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ralph C. Atkinson Iii see patients?
- Medicare's clinician data lists 2 practice locations, including Nashville, TN and Columbia, TN. Call before your visit to confirm the address.
- What is Ralph C. Atkinson Iii's specialty?
- Medicare lists Nephrology as the primary specialty.
- Does Ralph C. Atkinson Iii accept Medicare assignment?
- Yes. Medicare's clinician data says Ralph C. Atkinson Iii 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 Ralph C. Atkinson Iii?
- (615) 356-4111, as listed in official Medicare / NPI Registry data.
- What is Ralph C. Atkinson Iii's NPI number?
- 1083606248. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ralph C. Atkinson Iii works
Medicare's Facility Affiliation Data lists Ralph C. Atkinson Iii at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension Saint Thomas HospitalNashville, TN · Acute Care Hospital · CCN 440082
- Ascension Saint Thomas Three RiversWaverly, TN · Critical Access Hospital · CCN 441303
- Saint Thomas Rutherford HospitalMurfreesboro, TN · Acute Care Hospital · CCN 440053
- Tristar Horizon Medical CenterDickson, TN · Acute Care Hospital · CCN 440046
- Tristar Stonecrest Medical CenterSmyrna, TN · Acute Care Hospital · CCN 440227
Practice locations
Addresses where Ralph C. Atkinson Iii is enrolled with Medicare (CMS data updated 2026-10-02).
- 408 42nd Ave N, Suite 300Nashville, TN 37209 (615) 356‑4111
- 854 W James Campbell Blvd, Suite 101aColumbia, TN 38401 (931) 388‑3209
Group practices
Medicare enrollment lists Ralph C. Atkinson Iii as a member of this group (CMS data updated 2026-10-02).
- Nephrology Associates, PC41 clinicians in the group
Specialties
- Nephrologyprimary
Other nephrologists in Nashville
Clinicians with the same Medicare primary specialty in Nashville, TN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Mississippi School Of Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083606248 |
| 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