Quick answers
- Which hospitals does Marc A. Olivier work at?
- Medicare's official clinician data lists Marc A. Olivier at 5 hospitals: Northwest Medical Center, Oro Valley Hospital, St Joseph's Hospital, St. Mary's Hospital and Tucson Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marc A. Olivier see patients?
- Medicare's clinician data lists 1 practice location in Tucson, AZ. Call before your visit to confirm the address.
- What is Marc A. Olivier's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Marc A. Olivier accept Medicare assignment?
- Yes. Medicare's clinician data says Marc A. Olivier 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.
- Does Marc A. Olivier offer telehealth?
- Medicare's clinician data says Marc A. Olivier offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Marc A. Olivier?
- (520) 623-2642, as listed in official Medicare / NPI Registry data.
- What is Marc A. Olivier's NPI number?
- 1427088350. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marc A. Olivier works
Medicare's Facility Affiliation Data lists Marc A. Olivier at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northwest Medical CenterTucson, AZ · Acute Care Hospital · CCN 030085
- Oro Valley HospitalOro Valley, AZ · Acute Care Hospital · CCN 030114
- St Joseph's HospitalTucson, AZ · Acute Care Hospital · CCN 030011
- St. Mary's HospitalTucson, AZ · Acute Care Hospital · CCN 030010
- Tucson Medical CenterTucson, AZ · Acute Care Hospital · CCN 030006
Practice locations
Addresses where Marc A. Olivier is enrolled with Medicare (CMS data updated 2026-10-02).
- 1845 W Orange Grove Rd, Suite 111Tucson, AZ 85704 (520) 623‑2642
Group practices
Medicare enrollment lists Marc A. Olivier as a member of this group (CMS data updated 2026-10-02).
- Southwest Kidney Institute PLC101 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Tucson
Clinicians with the same Medicare primary specialty in Tucson, AZ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1427088350 |
| 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