Quick answers
- Which hospitals does Christopher O'Brien work at?
- Medicare's official clinician data lists Christopher O'Brien at 2 hospitals: Intermountain Medical Center and St Mark's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Christopher 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 Christopher O'Brien's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Christopher O'Brien accept Medicare assignment?
- Yes. Medicare's clinician data says Christopher 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 Christopher O'Brien?
- (801) 365-1032, as listed in official Medicare / NPI Registry data.
- What is Christopher O'Brien's NPI number?
- 1235810532. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Christopher O'Brien works
Medicare's Facility Affiliation Data lists Christopher O'Brien at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Intermountain Medical CenterMurray, UT · Acute Care Hospital · CCN 460010
- St Mark's HospitalSalt Lake City, UT · Acute Care Hospital · CCN 460047
Practice locations
Addresses where Christopher O'Brien is enrolled with Medicare (CMS data updated 2026-10-02).
- 6360 S 3000, Suite 100Salt Lake City, UT 84121 (801) 365‑1032
Group practices
Medicare enrollment lists Christopher O'Brien as a member of this group (CMS data updated 2026-10-02).
- Foothill Clinic LLC42 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Salt Lake City
Clinicians with the same Medicare primary specialty in Salt Lake City, UT — not a recommendation.
Clinician information
| Medical school | Duke University School Of Medicine |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1235810532 |
| 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