Quick answers
- Which hospitals does Alexander Koretz work at?
- Medicare's official clinician data lists Alexander Koretz at 2 hospitals: Providence Holy Cross Medical Center and Providence Saint Joseph Medical Ctr. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alexander Koretz see patients?
- Medicare's clinician data lists 1 practice location in Burbank, CA. Call before your visit to confirm the address.
- What is Alexander Koretz's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Alexander Koretz accept Medicare assignment?
- Yes. Medicare's clinician data says Alexander Koretz 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 Alexander Koretz?
- (818) 843-5111, as listed in official Medicare / NPI Registry data.
- What is Alexander Koretz's NPI number?
- 1306869573. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alexander Koretz works
Medicare's Facility Affiliation Data lists Alexander Koretz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Holy Cross Medical CenterMission Hills, CA · Acute Care Hospital · CCN 050278
- Providence Saint Joseph Medical CtrBurbank, CA · Acute Care Hospital · CCN 050235
Practice locations
Addresses where Alexander Koretz is enrolled with Medicare (CMS data updated 2026-10-02).
- 501 S Buena Vista StBurbank, CA 91505 (818) 843‑5111
Group practices
Medicare enrollment lists Alexander Koretz as a member of this group (CMS data updated 2026-10-02).
- Buena Vista Anesthesia Medical Group51 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Burbank
Clinicians with the same Medicare primary specialty in Burbank, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306869573 |
| 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