Quick answers
- Which hospitals does Olivia D. Cortez work at?
- Medicare's official clinician data lists Olivia D. Cortez at 3 hospitals: Ascension All Saints Hospital, Ascension Columbia St Marys Hospital Milwaukee and Ascension SE Wisconsin Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Olivia D. Cortez see patients?
- Medicare's clinician data lists 5 practice locations, including Wauwatosa, WI, Glendale, WI and Mount Pleasant, WI. Call before your visit to confirm the address.
- What is Olivia D. Cortez's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Olivia D. Cortez accept Medicare assignment?
- Yes. Medicare's clinician data says Olivia D. Cortez 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 Olivia D. Cortez?
- (414) 259-7200, as listed in official Medicare / NPI Registry data.
- What is Olivia D. Cortez's NPI number?
- 1265201933. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Olivia D. Cortez works
Medicare's Facility Affiliation Data lists Olivia D. Cortez at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension All Saints HospitalRacine, WI · Acute Care Hospital · CCN 520096
- Ascension Columbia St Marys Hospital MilwaukeeMilwaukee, WI · Acute Care Hospital · CCN 520051
- Ascension SE Wisconsin HospitalMilwaukee, WI · Acute Care Hospital · CCN 520136
Practice locations
Addresses where Olivia D. Cortez is enrolled with Medicare (CMS data updated 2026-10-02).
- 201 N Mayfair RdWauwatosa, WI 53226 (414) 259‑7200
- 375 W River Woods PkwyGlendale, WI 53212 (414) 326‑1500
- 3801 Spring StMount Pleasant, WI 53405 (262) 687‑4011
- 3807 Spring StMount Pleasant, WI 53405 (262) 687‑8173
- 5000 W Chambers StMilwaukee, WI 53210 (414) 447‑2000
Group practices
Medicare enrollment lists Olivia D. Cortez as a member of this group (CMS data updated 2026-10-02).
- Emergency Medicine Specialists SC227 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Wauwatosa
Clinicians with the same Medicare primary specialty in Wauwatosa, WI — not a recommendation.
Clinician information
| Graduation year | 2023 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265201933 |
| 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