Quick answers
- Which hospitals does Joseph Brandel work at?
- Medicare's official clinician data lists Joseph Brandel at 2 hospitals: John Muir Medical Center - Concord Campus and John Muir Medical Center - Walnut Creek Campus. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joseph Brandel see patients?
- Medicare's clinician data lists 3 practice locations, including Walnut Creek, CA. Call before your visit to confirm the address.
- What is Joseph Brandel's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Joseph Brandel accept Medicare assignment?
- Medicare's clinician data says Joseph Brandel may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Joseph Brandel?
- (925) 937-0404, as listed in official Medicare / NPI Registry data.
- What is Joseph Brandel's NPI number?
- 1770756884. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joseph Brandel works
Medicare's Facility Affiliation Data lists Joseph Brandel at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- John Muir Medical Center - Concord CampusConcord, CA · Acute Care Hospital · CCN 050496
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA · Acute Care Hospital · CCN 050180
Practice locations
Addresses where Joseph Brandel is enrolled with Medicare (CMS data updated 2026-10-02).
- 122 La Casa Via, Suite 222Walnut Creek, CA 94598 (925) 937‑0404
- 1601 Ygnacio Valley Rd, Suite 100Walnut Creek, CA 94598 (925) 939‑3000
- 1601 Ygnacio Vly RdWalnut Creek, CA 94596
Group practices
Medicare enrollment lists Joseph Brandel as a member of this group (CMS data updated 2026-10-02).
- John Muir Trauma Physicians Billing Service113 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Walnut Creek
Clinicians with the same Medicare primary specialty in Walnut Creek, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1770756884 |
| 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