Quick answers
- Which hospitals does Frederick O'Brien work at?
- Medicare's official clinician data lists Frederick O'Brien at 2 hospitals: Doctors Hospital and Monument Health Rapid City Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Frederick O'Brien see patients?
- Medicare's clinician data lists 3 practice locations, including Augusta, GA and Rapid City, SD. Call before your visit to confirm the address.
- What is Frederick O'Brien's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty, and also Hand Surgery.
- Does Frederick O'Brien accept Medicare assignment?
- Yes. Medicare's clinician data says Frederick O'Brien 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 Frederick O'Brien?
- (706) 945-0810, as listed in official Medicare / NPI Registry data.
- What is Frederick O'Brien's NPI number?
- 1629129192. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Frederick O'Brien works
Medicare's Facility Affiliation Data lists Frederick O'Brien at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Doctors HospitalAugusta, GA · Acute Care Hospital · CCN 110177
- Monument Health Rapid City HospitalRapid City, SD · Acute Care Hospital · CCN 430077
Practice locations
Addresses where Frederick O'Brien is enrolled with Medicare (CMS data updated 2026-10-02).
- 1321 Interstate PkwyAugusta, GA 30909 (706) 945‑0810
- 1635 Caregiver CirRapid City, SD 57702 (605) 755‑6100
- 353 Fairmont BlvdRapid City, SD 57701 (605) 755‑1000
Group practices
Medicare enrollment lists Frederick O'Brien as a member of these groups (CMS data updated 2026-10-02).
- Georgialina Physical Therapy Associates LLC371 clinicians in the group
- Acute Care Surgery of South Dakota PC65 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
- Hand Surgeryalso
Other orthopedic surgeons in Augusta
Clinicians with the same Medicare primary specialty in Augusta, GA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629129192 |
| 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