Quick answers
- Which hospitals does Efrat Bruck work at?
- Medicare's official clinician data lists Efrat Bruck at 1 hospital: Good Samaritan Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Efrat Bruck see patients?
- Medicare's clinician data lists 2 practice locations, including Walnut Creek, CA and San Jose, CA. Call before your visit to confirm the address.
- What is Efrat Bruck's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Efrat Bruck accept Medicare assignment?
- Yes. Medicare's clinician data says Efrat Bruck 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 Efrat Bruck?
- (925) 478-5444, as listed in official Medicare / NPI Registry data.
- What is Efrat Bruck's NPI number?
- 1639750334. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Efrat Bruck works
Medicare's Facility Affiliation Data lists Efrat Bruck at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Good Samaritan HospitalSan Jose, CA · Acute Care Hospital · CCN 050380
Practice locations
Addresses where Efrat Bruck is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 N Wiget Ln, Suite 140Walnut Creek, CA 94598 (925) 478‑5444
- 2425 Samaritan DrSan Jose, CA 95124 (408) 559‑2011
Group practices
Medicare enrollment lists Efrat Bruck as a member of this group (CMS data updated 2026-10-02).
- G2 Anesthesia PC107 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Walnut Creek
Clinicians with the same Medicare primary specialty in Walnut Creek, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Icahn School Of Medicine At Mount Sinai |
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1639750334 |
| 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