Quick answers
- Which hospitals does Patrick O Brien work at?
- Medicare's official clinician data lists Patrick O Brien at 1 hospital: University of Arkansas Medical Sciences. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Patrick O Brien see patients?
- Medicare's clinician data lists 1 practice location in Salt Lake City, UT. Call before your visit to confirm the address.
- What is Patrick O Brien's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Patrick O Brien accept Medicare assignment?
- Medicare's clinician data says Patrick O Brien may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is Patrick O Brien's NPI number?
- 1801475298. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Patrick O Brien works
Medicare's Facility Affiliation Data lists Patrick O Brien at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- University of Arkansas Medical SciencesLittle Rock, AR · Acute Care Hospital · CCN 040016
Practice locations
Addresses where Patrick O Brien is enrolled with Medicare (CMS data updated 2026-10-02).
- PO Box, Suite 299Salt Lake City, UT 84110
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Salt Lake City
Clinicians with the same Medicare primary specialty in Salt Lake City, UT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1801475298 |
| 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